VIJAYAKUMAR BHAGAVATULA

(B.V.K. Vijaya Kumar)

 

 

                                                Professor, Electrical and Computer Engineering

                                                Carnegie Mellon University

                                                Pittsburgh, Pennsylvania 15213-3890

                                                (412) 268-3026 (Voice), (412) 268-2860 (FAX)

                                                kumar@ece.cmu.edu

                                                http://www.ece.cmu.edu/~kumar/

 

                                               

EDUCATION

·         Ph.D. (Electrical Engineering) from Carnegie Mellon University in 1980.

·         M.Tech. (Electrical Engineering) from Indian Institute of Technology, Kanpur, India in 1977.

·         B.Tech. (Electrical Engineering) from Indian Institute of Technology, Kanpur, India in 1975.

 

EMPLOYMENT

·         Professor of Electrical and Computer Engineering (ECE), CMU since September 1991. 

·         Associate Department Head of ECE, CMU from July 1994 to June 1996.

·         Associate Professor of ECE, CMU from September 1987 to August 1991.

·         Assistant Professor of ECE, CMU from September 1982 to August 1987.

·         Research Associate in ECE, CMU from March 1980 to August 1982.

 

TECHNICAL CONSULTING

·         Lockheed Missiles and Space Company, Palo Alto, CA.

·         General Dynamics, Pomona, CA.

·         Unicorn Systems Inc., Pittsburgh, PA.

·         Westinghouse Electric Corp., Pittsburgh, PA.

·         Two-Six Inc., Saxonburg, PA.

·         Carnegie Mellon Research Institute, Pittsburgh, PA.

·         Teledyne Brown Engineering, Huntsville, AL.

·         Dynetics Inc., Huntsville, AL.

·         US Army Missile Command Laboratories, Huntsville, AL.

·         Rosemount Analytical, Inc., Pittsburgh, PA.

·         Martin Marietta Company, Orlando, FL.

·         Hughes Missile Systems Company, Tucson AZ.

·         Southwest Intelligent Systems Inc., Tucson, AZ.

·         Hughes Research Laboratories, Malibu, CA.

·         Mytec Technologies Inc., Toronto, Canada

·         Raytheon Systems Company, Tucson, AZ.

·         ADC Communications, Pittsburgh, PA.

·         Litton TASC Institute, VA.

·         Maxoptix Corp., Fremont, CA

·         Northrop Grumman, Pittsburgh, PA.

·         Lockheed Martin, Orlando, FL.

 

LEGAL CONSULTING

·         Morgan, Lewis and Bockius, Washington, DC.

·         Baker and McKenzie, San Francisco, CA.

·         Finnegan, Henderson, Farabow, Garrett and Dunner, Washington, DC.

 

 

 

TEACHING

 

CMU Courses

  • Mathematics for Electrical Engineers
  • Introduction to Electrical Engineering
  • Signals and Systems
  • Introductory Digital Communications
  • Applied Stochastic Processes
  • Digital Signal Processing
  • Pattern Recognition Theory
  • Error Control Coding
  • Detection and Estimation Theory

 

Short Courses

  • Statistical Pattern Recognition (SPIE conference)
  • Advanced Correlation Filters (SPIE conference)
  • Partial response Maximum Likelihood (PRML) methods for Optical Data Storage (Optical Data Storage conference)
  • MATLAB for Signal Processing (TASC)
  • Codes for data storage (StorageTek.)
  • Low Density Parity Check (LDPC) Codes (Data Storage Institute, Singapore)

 

SELECTED INVITED TALKS

1.       "Performance of synthetic discriminant functions for distortion-invariant pattern recognition," Jet Propulsion Laboratories, Pasadena, California, March 1987. 

 

2.       "Optimal detection of digital information on particulate magnetic recording media," Hewlett-Packard Laboratories, Palo Alto, California, March 1987. 

 

3.       "Detection of digital signals on particulate media in non-stationary noise," Control Data, Minneapolis, Minnesota, May 1987. 

 

4.       "Optical correlators for pattern recognition,” IEEE ASSP Society and IEEE Controls Society Chapter meeting, Pittsburgh, Pennsylvania, October 1987. 

 

5.       "Associative Memory from Neural Networks," Joint Seminar, Department of Electrical Engineering and Division of Imaging Science, Yale University, New Haven, Connecticut, November 1987.

 

6.       "Input-output characterization of laterally inhibited networks," Electrical and Computer Engineering, University of Missouri, Columbia, Missouri, February 1988. 

 

7.       "Optical Pattern Recognition," Defense Research and Development Laboratories, Hyderabad, India, June 1988. 

 

8.       "Image Reconstruction from Partial Fourier Information," Center for Fluorescence Research, Carnegie Mellon University, Pittsburgh, Pennsylvania, October 1988. 

 

9.       "Noise Modeling in Magnetic Recording," Magnetics Technology Center, Carnegie Mellon University, Pittsburgh, Pennsylvania, November 1988. 

 

10.    "Input-Output characteristics of a class of Laterally Inhibited Neural Networks,” Jet Propulsion Laboratories, Pasadena, California, January 1989. 

 

11.    "Input-output characterization of a class of laterally inhibited neural networks," US West Advanced Technologies, Englewood, Colorado, February 1989.  

 

12.    "Phase-only and binary phase-only filters for optical pattern recognition," NSF Center for Opto-Electric Computing Systems, University of Colorado, Boulder, Colorado, February 1989. 

 

13.    "Optical Data Processing Research at CMU," ECE Graduate Seminar, Carnegie Mellon University, Pittsburgh, Pennsylvania, September 1989. 

 

14.    "Partial-Information Correlator Systems," Litton Data Systems, Van Nuys, California, January 1990.

 

15.    "Design of phase-only and binary phase-only correlation filters," Rockwell International Sciences Center, Los Angeles, California, July 1990. 

 

16.    "Binary phase-only filter design," Litton Data Systems, Van Nuys, California, July 1990. 

 

17.    "Partial-information correlation filter design," Sandia National Laboratories, Albuquerque, New Mexico, July 1990. 

 

18.    "Three-level composite filters for optical pattern recognition," Litton Data Systems, Van Nuys, California, March 1991. 

 

19.    "Advances in correlation filter design," U.S. Army Night Vision Laboratories, April 1991. 

 

20.    "Trade-off in the design of correlation filters," SPIE Critical Reviews, San Jose, California, November 1991. 

 

21.    “Filter design for optical correlators," Martin-Marietta Company, Orlando, Florida, April 1992.

 

22.    "Design of Filters for Optical Correlators," Sandia National Laboratories, Albuquerque, New Mexico, January 1993.

 

23.    "Application of Differential Learning to Pattern Recognition," Indian Institute of Technology, Madras, India, June 1993. 

 

24.    "Efficient statistical pattern recognition through differential learning," Indian Statistical Institute, Calcutta, India, July 1993.

 

25.    "Applications of Signal Processing in Data Storage Systems," KODAK, Rochester, New York, September 1993. 

 

26.    "Differential learning approaches," Hughes Missile Systems Company, Canoga Park, California, March 1994. 

 

27.    "Neural networks for Pattern Recognition," NASA Johnson Space Center, Houston, Texas, May 1994. 

 

28.    “Correlation filters for Automatic Target Recognition,” Westinghouse Science & Technology Center, Pittsburgh, PA, September 1994.

 

29.    “Correlation Filters for Pattern Recognition,” Hughes Research Labs, Malibu, California, October 1994.

 

30.    “Equalization for Holographic Data Storage,” University of Arizona, Tucson, AZ, January 1996.

 

31.    “Correlation Filters for Automatic Target Recognition,” Northrop Grumman Norden Systems, Norwalk, CT, July 1996.

 

32.    “Coding for Data Storage,” Storage Technologies Inc., Boulder, CO, December 1996.

 

33.    “Coding for High-density Data Storage,” Computational Sciences Center, University of Kentucky, Lexington, KY, March 1997.

 

34.    "Advanced correlation filters for pattern recognition," Indian Statistical Institute, New Delhi, India, May 1997.

 

35.    "Run-length limited Codes for high-density data storage," Hughes Missile Systems Company, Tucson, AZ, October 1997.

 

36.    "Partial response methods for high density data storage," Raytheon Missile Systems Company, Tucson, AZ, March 1998.

 

37.    “Equalization methods for optical data storage,” Calimetrics Inc., Oakland, CA, June 1998.

 

38.    “Equalization methods for optical data storage,” Quantum Electronics, Shrewesbury, MA, July 24, 1998.

 

39.    “Advanced optical correlation methods,” Raytheon Missile Systems Company, Tucson, AZ, August 1998.

 

40.    “Coding and Signal processing for high-density data storage systems,” Indiana University of Pennsylvania, Indiana, PA, September 1998.

 

41.    “Equalization for holographic data storage,” International Workshop for Holographic Data Storage, Nice, France, March 1999.

 

42.    "Clutter rejection methods for automatic target recognition," Northrop Grumman Science and Technology Center, Pittsburgh, PA, October 1999.

 

43.    "Optical data storage research at DSSC," Optical Data Storage Center, University of Arizona, Tucson, AZ, October 1999.

 

44.    "Signal Processing for Optical Data Storage," NSIC Optical Data Storage Road Map Workshop, Los Gatos, CA, November 1999.

 

45.    "Timing recovery for data storage," Seagate, Minneapolis, MN, December 14, 1999.

 

46.    "Turbo codes for data storage," IEEE Magnetics Society Seminar, Minneapolis, MN, December 14, 1999.

 

47.    "Characterization and equalization of tape dropouts," Imation, Minneapolis, MN, December 15, 1999.

 

48.    "Turbo coding for optical data storage," Infineon Technologies, Santa Cruz, CA, May 5, 2000.

 

49.    "Turbo codes for data storage," Quantum Inc., Milpitas, CA, May 5, 2000.

 

50.    "Eigen and non-linear for improved clutter rejection in correlation-based automatic target recognition," Northrop Grumman Science and Technology Center, Pittsburgh, PA, September 29, 2000.

 

51.    "Coding and Signal Processing for Data Storage," Lucent Technologies, Allentown, PA October 13, 2000.

 

52.    "Correlation Filters: State of the Art," Raytheon Systems Company, Tucson, AZ, March 2001.

 

53.    "Low Density Parity Check (LDPC) Codes for Data Storage," Samsung Information Systems of America, San Jose, CA, March 2001.

 

54.    "Advanced correlation filters for Automatic Target Recognition," Lockheed Martin, Orlando, FL, April 2001.

 

55.    "Coding and Signal Processing for Optical Data Storage," Philips Laboratories, Eindhoven, Netherlands, June 2001.

 

56.    "Role of Coding and Signal Processing for Digital Data Preservation," NIST, Gaithersburg, MD, August 2001.

 

57.    “Biometric verification algorithms,” Lockheed Martin, Orlando, Florida, March 2002.

 

58.    “Coding and Signal Processing Research at Data Storage Systems Center,” Data Storage Institute, Singapore, December 2002.

 

59.    “Advanced timing recovery methods for low-SNR data storage channels,” Coding and Signal Processing Group, Data Storage Institute, Singapore, December 2002.

 

60.    “Correlation filter methods for face verification,” ECE Dept., Natl. Univ. of Singapore, Singapore, December 2002.

 

61.    “Biometric verification using correlation filters,” Computer Science Department, IIT/Madras, Madras, India, December 2002.

 

 

STUDENT SUPERVISION

 

Post-Docs

·         Dr. Hyungshin Kim, Ph.D. from KAIST, Korea (May 2003-April 2004)

 

Industry Visitors

·         Toshihiro Horigome, Sony, Japan (July 2002-February 2004)

 

Ph.D. Students

1.        Christopher Carroll, "Application of Optical Signal Processing to Adaptive Phased Array Radar," May 1987.

 

2.        Bruce Montgomery, "On decoding algorithms for linear binary block codes," July 1987. 

 

3.        Zouhir Bahri, "Phase-only and binary phase-only filters in optical correlators," September 1989. 

 

4.        Michael Lemmon, "Parameter Estimation using competitively inhibited neural networks," April 1990. 

 

5.        Laurence Hassebrook, "Linear phase filters and filter banks for distortion-invariant optical pattern recognition," July 1990. 

 

6.        James Connelly, "Two-dimensional correlation using one-dimensional acousto-optic devices," October 1990. 

 

7.        Ashraf Ali Kassim, "A neural network architecture for generating potential fields," March 1993. 

 

8.        Charles Hendrix, "Two-level and three-level filter design for distortion-invariant pattern recognition," August 1993.

 

9.        John Hampshire, "A differential theory of learning for efficient statistical pattern recognition," September 1993. 

 

10.     Inci Ozgunes, "Modeling Magneto-Optic Read Channels," December 1995. 

 

11.     Khaled Al-Ghoneim, "Learning ranks for pattern recognition," April 1996.

 

12.     Srinivasan Gopalaswamy, "Multi-channel signal processing for high track density optical recording systems," May 1996.

 

13.     Daniel Carlson, “Optimal tradeoff composite filters,” August 1996.

 

14.     Greg Silvus, "Detection of ultra-high-density magnetic tape signals in the presence of nonlinearities," September 1996.

 

15.     Usha Pillai, “Readback signal simulation and development of data detection techniques for a scanner-based multi-channel optical tape system,” January 1999.

 

16.     Venkatesh Vadde, “2-Dimensional equalization, detection and coding for volume holographic data storage,” August 1999.

 

17.     Mohamed Alkanhal, “Eigen and nonlinear correlation filters for automatic target recognition,” September 2000.

 

18.     Yifei Yuan, “Timing recovery for data storage,” December 2000.

 

19.     Mehmet Keskinoz, "Two-dimensional equalization and detection for quadratic storage channels," July 2001.

 

20.     Fatih Sarigoz, “Characterization and mitigation of dropouts in magnetic tape recording: A read channel perspective,” September 2001. (co-advisor: Dr. James Bain)

 

21.     Hongwei Song, “Iterative soft detection/decoding for data storage channels,” December 2002.

 

22.     Jingfeng Liu, "Timing recovery for low-SNR data storage channels," April 2003.

 

23.     Xiaoming Liu, "Registration and expression tolerant face recognition," expected to complete by summer 2004 (co-advisor: Prof. Tsuhan Chen).

 

24.     Marios Savvides, “Face verification using correlation filters,” expected to complete by summer 2004 (co- advisor: Prof. Pradeep Khosla).

 

25.     Chunyan Xie, “Automatic Target Recognition of 3-D images,” expected to complete by summer 2005.

 

26.     Jin Xie, started in September 2002.

 

27.     Krithika Venkataramani, started in January 2003.

 

28.     Lingyan Sun, started in January 2003.

 

29.     Ryan Kerekes, started in September 2003.

 

30.     Sundaram Vanka, to start in January 2004.

 

 

 

 

Master's Students

 

  1.           Christopher Carroll, October 1983. 

  2.           Craig Rahenkamp, July 1985. 

  3.           Keith DeVos, October 1985. 

  4.           Zouhir Bahri, October 1986. 

  5.           Venugopal Veeravalli, October 1986. 

  6.           Michael Lemmon, December 1987. 

  7.           James Connelly, February 1988. 

  8.           Dean Hering, December 1989 (joint advisor: Prof. P. Khosla)

  9.           Phillip Wong, May 1990. 

10.           Wei Shi, August 1990. 

11.           Charles Hendrix, December 1990. 

12.           Greg Silvus, November 1991. 

13.           Daniel Carlson, May 1992. 

14.           Chu-Lung Chen, August 1993. 

15.           Hooman Yaghoobi, May 1994. 

16.           Aida Ibrahim, September 1995.

17.           Fatih Sarigoz, May 1996.

18.           Magdalena Wong, August 1996.

19.           Glen Clark, May 1997.

20.                 Mehmet Keskinoz, December 1997.

21.                 Reese Bovard, December 1999.

22.                 Siriluck Tipmongkonsilp, May 2000.

23.                 Rajan Singh, May 2002.

24.                 Krithika Venkataramani, December 2002.

25.                 Shilpi Sahu, December 2002.

26.                 Jason Thornton, expected to complete by December 2003.

27.                 Mike Beattie, started in September 2003.

 

 

BOOK CHAPTERS

 

1.        "Optical linear algebra processors,” Chapter 6.1, Optical Signal Processing (edited by J.L. Horner), Academic Press, 389-407, 1987 (Casasent and Kumar). 

 

2.        "Competitively Inhibited Neural Networks: Analysis and Applications,” Chapter 3 in Neural Networks: Concepts, Applications and Implementations, Vol. III, 48-83, Prentice-Hall, 1991 (Lemmon and Kumar). 

 

3.        "Optical Associative Memories,” Chapter in Artificial Neural Networks and Statistical Pattern Recognition: Old and New Connections, 219-241, North-Holland, 1991 (Kumar and Wong). 

 

4.        "Optical Pattern Recognition," Chapter in Optical Signal Processing, 39-88, Academic Press, 1994 (Kumar). 

 

5.        "Artificial potential fields and neural networks," Chapter in The Handbook of Brain Theory and Neural Networks, edited by Michael Arbib, 749-753, Bradford Books, 1995 (Kassim and Kumar).

 

6.        "Biometric EncryptionTM,"  Chapter 22 in ICSA Guide to Cryptography, edited by Randall K. Nicholls,  649-675,  1999 (Soutar, Roberge, Stoianov, Gilroy and Kumar)

 

7.        Equalization  for volume holographic data storage systems,” chapter in Holographic Data Storage (editors: H. Coufal, D. Psaltis and G. T. Sincerbox), 309-317, Springer-Verlag, Heidelberg, Germany 2000 (Kumar, Vadde and Keskinoz).

 

8.        “Modulation and Coding,” chapter in Encyclopedia of Optical Engineering (eds. R.B. Johnson and E. Lichtenstein), to appear in the online supplement, Marcel Dekker, New York, NY, 2003 (Liu and Kumar)

 

 

PUBLICATIONS IN CONFERENCE PROCEEDINGS

1.        "A coherent optical signal processor for passive ambiguity function generation,” Proc. of 8th IOCC, IEEE Computer Society Press, 96-100, 1979 (Casasent, Kumar, and Tullia).

 

2.        "Optical passive ambiguity surface computation for sonar signal processing,” Proc. of EASCON 79, IEEE Press, 595-601, 1979 (Casasent and Kumar).

 

3.        "Optical processors for adaptive phased array radars,” Proc. of SPIE, Vol. 209, 47-52, 1979 (Casasent, Psaltis, Kumar and Carlotto).

 

4.        "Processing flexibility by hybrid optical/digital techniques,” Proc. of the Workshop on Future Directions of Optical Data Processing, Texas Tech. University, Lubbock, 17-25, 1980 (Casasent and Kumar).

 

5.        "Image quality effects in optical correlators,” Proc. of SPIE, Vol. 310, 183-92, 1981 (Casasent, Eiva and Kumar).

 

6.        "A correlator for optimum 2-class discrimination,” Proc. of EOSD Conference, Anaheim, California, 321-30, 1981 (Casasent, Kumar and Murakami).

 

7.        "Synthetic discriminant functions for 3-D object recognition,” Proc. of SPIE, Vol. 360, 136-42, 1982 (Casasent, Kumar and Sharma).

 

8.        "Pattern Recognition using Wigner distribution function,” Proc. of 10th IOCC, IEEE Computer Society Press, 130-36, 1983 (Kumar and Carroll).

 

9.        "Optimality considerations in modified matched spatial filters,” Proc. of SPIE, Vol. 519, 85-93, 1984 (Kumar, Pochapsky and Casasent).

 

10.     "Role of Wigner distribution function in pattern recognition,” Proc. of SPIE, Vol. 521, 44-52, 1984 (Kumar).

 

11.     "An optical/digital hybrid system for calculating geometric moments,” Proc. of SPIE, Vol. 579, 215-224, 1985 (Kumar and Rahenkamp).

 

12.     "Optimality of projection synthetic discriminant functions,” Proc. of SPIE, Vol. 579, 86-95, 1985 (Kumar).

 

13.     "Performance of a hybrid processor to compute geometric moments,” Proc. of SPIE, Vol. 638, 32-40, 1986 (Kumar and Rahenkamp).

 

14.     "Geometric moments from Hartley transform intensities,” Proc. of SPIE, Vol. 639, 253-59, 1986 (Kumar).

 

15.     "Nearest neighbor non-iterative error-correcting optical associative processor,” Proc. of SPIE, Vol. 638, 83-90, 1986 (Montgomery and Kumar).

 

16.     "Subpixel delay estimation using group delay functions,” Proc. of SPIE, Vol. 697, 187-196, Aug. 1986 (Kumar and Rajan).

 

17.     "A general minimum distance decoding procedure for binary linear block codes,” Digest of Abstracts, International Symposium on Information Theory, Ann Arbor, Michigan, October 1986, (Montgomery, Kumar and Diamond).

 

18.     "On the average codeword length of optimal binary codes for extended sources,” Digest of Abstracts, International Symposium on Information Theory, Ann Arbor, Michigan, October 1986, (Montgomery and Kumar).

 

19.     "Computational considerations in the determination of synthetic discriminant functions,” Proc. of SPIE, Vol. 726, 46-55, 1986 (Bahri and Kumar).

 

20.     "Subpixel target detection and tracking,” Proc. of SPIE, Vol. 726, 206-220, 1986 (Casasent, Kumar and Lin).

 

21.     "Variable accuracy optical matrix/vector processors - Speed/Accuracy tradeoffs,” Proc. of SPIE, Vol. 752, 179-186, 1987 (Kumar and Carroll).

 

22.     "Optimal synthetic discriminant functions based on  intensity constraints,” Technical Digest of OSA Topical Meeting on Machine Vision, Vol. 12, 54-57, 1987 (Kumar, Bahri and Mahalanobis).

 

23.     "Representing lattice-ordered associative memories with artificial neural networks,” Proc.  IEEE International Symposium on Circuits and Systems, 362-365, 1987 (Lemmon and Kumar).

 

24.     "Neural Networks as Associative Mappings,” Proc. of IEEE First Annual International Conference on Neural Networks, Vol. II, 213-222, June1987 (Lemmon and Kumar). 

 

25.     "Linear system description using Wigner Distribution functions,” Proc. of SPIE, Vol. 826, 115-124, 1987 (Kumar and DeVos). 

 

26.     "Iterative Fourier transform phased array Radar pattern synthesis,” Proc. of SPIE, Vol. 827, 73-84, 1987 (Carroll and Kumar). 

 

27.     "Frequency domain characterization of synthetic discriminant functions,” Proc. of SPIE, Vol. 848, 56-62, 1987 (Kumar and Bahri). 

 

28.     "Optimality of phase-only filters,” Proc. of SPIE, Vol. 884,146-152, January 1988 (Kumar and Bahri). 

 

29.     "Adaptive phased-array radar processing on a multi-channel, acousto-optic linear algebra system:  experimental results,” Proc. of SPIE, Vol. 886, 203-212, January 1988 (Carroll and Kumar). 

 

30.     "Application of optical processing to adaptive phased array radar,” Proc. of SPIE, Vol. 936, 142-151, April 1988 (Carroll and Kumar). 

 

31.     "Correlation filters for orientation estimation,” Proc. of SPIE, Vol.  938, 190-197, April 1988 (Kumar, Lee and Connelly). 

 

32.     "Hybrid methods to compute image moments,” Proc. of SPIE, Vol. 939,121-126, April 1988 (Kumar). 

 

33.     "Wigner distribution function/ambiguity function processor,” Proc. of SPIE, Vol. 936, 260-269, April 1988 (Rakes, Hester, Inguva and Kumar). 

 

34.     "Review of Synthetic Discriminant Function algorithms,” Proc. of SPIE, Vol. 960, 18-28, June 1988 (Kumar, Bahri and Hassebrook). 

 

35.     "Performance of optimal phase-only filters,” Proc. of SPIE, Vol. 1005, 58-63, November 1988 (Bahri and Kumar). 

 

36.     "Linear Phase Coefficient Composite Filters for Optical Pattern Recognition,” Proc. of SPIE, Vol. 1053, 218-226, January 1989 (Hassebrook, Kumar and Hostetler). 

 

37.     "Selection of optimum pass band for binary phase-only filters,” Proc. of SPIE, Vol. 1053, 227-232, January 1989 (Kumar and Bahri). 

 

38.     "Competitively Inhibited Optical Neural Networks using Two Step Holographic Materials,” OSA Technical Digest on Optical Computing, 36-39, 1989 (Lemmon and Kumar). 

 

39.     "A Model for Self-organization in WTA Networks and its application to MAP Prediction Problems,” Proc. of IJCNN, Vol. II, 509-516, June 1989 (Lemmon and Kumar). 

 

40.     "Effects of Quantizing the Phase in Correlation Filters,” Proc. of SPIE, Vol. 1151, 166-173, August 1989 (Kumar and Connelly). 

 

41.     "Efficient algorithm for predicting the response of a laterally inhibited neural network,” Proc. of SPIE, Vol. 1154, 63-70, August 1989 (Kumar and Lemmon). 

 

42.     "Algorithms for Designing Phase-only Synthetic Discriminant Functions,” Proc. of SPIE, Vol. 1151, 138-147, August 1989 (Bahri and Kumar). 

 

43.     "Design of Partial Information Filters for Optical Correlators,” Proc. of IEEE Intl. Conf. on Sys. Man and Cybernetics, 421-426, November 1989 (Bahri and Kumar). 

 

44.     "The use of Modular Neural Networks in Tactile Sensing,” Proc. of IJCNN, Vol. II, 355-358, January 1990 (Hering, Khosla and Kumar). 

 

45.     "Trade-offs in nonlinearly recorded matched filters,” Proc. of SPIE, Vol. 1296, 54-60, April 1990 (Kumar and Hassebrook). 

 

46.     "An algorithm for designing phase-only filters with maximally sharp correlation peaks,” Proc. of SPIE, Vol. 1296, 132-139, April 1990 (Kumar, Hendrix and Shi). 

 

47.     "Binary Phase-Only Synthetic Discriminant Function (BPOSDF) designed using the Successive Forcing Algorithm,” Proc. of SPIE, Vol. 1297, 188-193, April 1990 (Bahri and Kumar). 

 

48.     "Competitive Learning's Global Search Property,” Proc. of IJCNN, Vol. III, 837-842, June 1990 (Lemmon and Kumar). 

 

49.     "Learning in Competitively Inhibited Neural Nets,” Proc. of IJCNN, Vol. III, 477-482, June 1990 (Lemmon and Kumar). 

 

50.     "Binarization effects in acousto-optic correlators,” Proc. of SPIE, Vol. 1347, 112-122, July 1990 (Kumar and Connelly). 

 

51.     "Maximization of SNR of filters for optical pattern recognition under the condition of input and detector noise," Proc. of IEEE International Symposium on Circuits and Systems, 2637-2640, 1991 (Kumar, Juday and Rajan). 

 

52.     "Optimal phase-only correlation filters in colored scene noise," Proc. of SPIE, Vol. 1555, 138-145, July 1991 (Kumar, Liang and Juday). 

 

53.     "Optimal correlation filters for implementation on deformable mirror devices," Proc. of SPIE, Vol. 1558, 476-486, July 1991 (Kumar and Carlson). 

 

54.     "Design and testing of 3-level optimal correlation filters," Proc. of SPIE, Vol. 1564, 2-13, July 1991 (Hendrix, Kumar, Stalker, Kast and Shori). 

 

55.     "Design and experimental testing of minimum average correlation energy filters on acousto-optic 2-D correlators," Proc. of SPIE, Vol. 1564, 572-592, July 1991 (Connelly, Kumar, Molley, Stalker and Kast). 

 

56.     "Tradeoff in the design of correlation filters," Proc. of SPIE, Vol. CR-40, 191-215, November 1991 (Kumar, Hendrix and Carlson). 

 

57.     "Phase-only and binary phase-only filters that best approximate the classical matched filters," Proc. of SPIE, Vol. 1701, 112-120, April 1992 (Kumar and Hendrix). 

 

58.     "Bias in correlation peak location," Proc. of SPIE, Vol. 1701, 149-158, April 1992 (Kumar, Juday and Carlson). 

 

59.     "Synthetic discriminant function (SDF) filter performance evaluations," Proc. of SPIE, Vol. 1701, 169-177, April 1992 (Sims, Epperson, Kumar and Mahalanobis). 

 

60.     "Hybrid composite filter banks for optical pattern recognition," Proc. of SPIE, Vol. 1701, 217-228, April 1992 (Hassebrook, Rahmati and Kumar). 

 

61.     "Shooting craps in search of an optimal strategy for training connectionist pattern classifiers," Advances in Neural Information Processing Systems, Vol. 4, 1125-1132, Morgan Kaufman, 1992 (Hampshire and Kumar). 

 

62.     "Why error measures are sub-optimal for training neural network pattern classifiers," Proc. of IJCNN, Vol. IV, 220-227, June 1992 (Hampshire and Kumar). 

 

63.     "A neural network architecture for path planning," Proc. of IJCNN, Vol. II, 787-792, June 1992 (Kassim and Kumar). 

 

64.     "Neural network architecture for generating potential fields for motion planning," Proc. of SPIE, Vol. 1766, 94-105, July 1992 (Kassim and Kumar). 

 

65.     "Optimal synthetic discriminant functions for implementation on arbitrarily constrained devices," Proc. of SPIE, Vol. 1772, 10-20, July 1992 (Carlson and Kumar). 

 

66.     "Iterative algorithm for designing binary phase-only composite filters," Proc. of SPIE, Vol. 1772, 184-191, July 1992 (Hendrix and Kumar). 

 

67.     "Improved distortion-invariant pattern recognition through synthesizing similar training images into a composite image," Proc. of SPIE, Vol. 1812, 219-226, 1992 (Chen and Kumar). 

 

68.     "Correlation filters assessed in terms of probability of detection and probability of false alarm," Proc. of SPIE, Vol. 1959, 12-22, 1993 (Brasher, Kinser, Kumar and Chen). 

 

69.     "Role of the constraint values in synthetic discriminant function (SDF) filter design," Proc. of SPIE, Vol. 1959, 23-31, 1993 (Kumar, Brasher, Hester, Srinivasan and Bollapragada). 

 

70.     "Automatic target recognition with intensity and distortion-invariant hybrid composite filters," Proc. of SPIE, Vol. 1959, 133-145, 1993 (Rahmati, Hassebrook and Kumar). 

 

71.     "Synthetic discriminant function using relaxed constraints," Proc. of SPIE, Vol. 1959, 146-157, 1993 (Sims, Epperson, Kumar and Mahalanobis). 

 

72.     "Choice of threshold line angle for binary phase-only filters," Proc. of SPIE, Vol. 1959, 170-177, 1993 (Kumar and Hendrix). 

 

73.     "Differential theory of learning for efficient neural network pattern recognition," Proc. of SPIE, Vol. 1966, 76-95, April 1993 (Hampshire and Kumar). 

 

74.     "Differential learning leads to efficient neural network classifiers," Proc. of ICASSP, Vol. I, 613-616, 1993 (Hampshire and Kumar). 

 

75.     "Differentially generated neural network classifiers are efficient," Neural Networks for Signal Processing III: Proceedings of the 1993 IEEE Workshop, 151-160, 1993 (Hampshire and Kumar). 

 

76.     “Nonlinear decision boundaries using complex constraints in synthetic discriminant function filters," Proc. of SPIE, Vol. 2026, 88-99, 1993 (Kumar, Brasher and Hester). 

 

77.     “Distance classifier correlation filters for distortion tolerance, discrimination, and clutter rejection,” Proc. of SPIE, Vol. 2026, 325-335, 1993 (Mahalanobis, Kumar and Sims).

 

78.     "Pruning of the training sets used for synthetic discriminant function filter design," Proc. of SPIE, Vol. 2237, 14-18, 1994 (Kumar and Bollapragada). 

 

79.     "Comparative evaluation of binary phase-only synthetic discriminant function filters," Proc. of SPIE, Vol. 2237, 102-113, 1994 (Hendrix and Kumar). 

 

80.     "Correlation peak shifts between phase-matched and maximum-intensity correlation," Proc. of SPIE, Vol. 2237, 114-123, 1994 (Juday, Monroe and Kumar). 

 

81.     "Distance classifier correlation filters," Proc. of SPIE, Vol. 2238, 2-13, 1994 (Mahalanobis, Carlson, Kumar and Sims). 

 

82.     "Efficient autonomous learning for statistical pattern recognition," Proc. of SPIE, Vol. 2243, 90-110, 1994 (Hampshire and Kumar). 

 

83.     "Application of the wave expansion neural network (WENN) to path planning problems," Proc. of SPIE, Vol. 2243, 406-419, 1994 (Kassim and Kumar). 

 

84.     "Two or three levels?  A comparison of the two level and three level filters for optical pattern recognition," Proc. of Euro-American Optical Pattern Recognition Workshop, June 1994 (Kumar and Hendrix). 

 

85.     "Signal-to-noise ratio performance of Magneto-Optic read channels in the presence of bloom," Proc. of SPIE, Vol. 2338, 319-327, 1994 (Ozgunes and Kumar). 

 

86.     "Channel model for an optical tape system," Proc. of SPIE, Vol. 2338, 222-229, 1994 (Gopalaswamy and Kumar). 

 

87.     “Multi-channel Readback Model for an Optical Tape System,” Proc. of Globecom ‘94, 1472-1476, 1994 (Gopalaswamy and Kumar).

 

88.     “Recent advances in distortion-invariant correlation filter design,” Proc. of SPIE, Vol. 2490, 2-13, 1995 (Kumar and Mahalanobis).

 

89.     “Design and testing of correlation filters for cross-coupled devices,” Proc. of SPIE, Vol. 2490, 194-205, 1995 (Kumar, Carlson, Friday, Davenport and Mahalanobis).

 

90.     “Learning ranks with neural networks,” Proc. of SPIE, Vol. 2492, 446-464, 1995 (Al-Ghoneim and Kumar).

 

91.     “Evaluation of generalized distance classifier filters for multi-class automatic target recognition,” Proc. of SPIE, Vol. 2485, 238-248, 1995 (Sims, Mahalanobis and Kumar).

 

92.     “Distance classifier correlation filters using multiple eigenvectors for enhanced class separation,” Proc. of SPIE, Vol. 2565, 50-61, 1995 (Mahalanobis, Kumar and Sims),

 

93.     “Efficient computation of optimum gain and angle in the design of filters for cross-coupled devices,” Proc. of SPIE, Vol. 2565, 166-174, 1995 (Kumar, Carlson and Mahalanobis).

 

94.     “Balancing among filtering objectives in coupled SDFS,” Proc. of SPIE, Vol. 2565, 175-178, 1995 (Juday and Kumar).

 

95.     “A simple two-dimensional run-length-limited code for ultra-high-density magnetic tape recording,” Proc. of ICC, 633-637, 1995 (Silvus and Kumar).

 

96.     "A non-linear signal model for magnetic-tape recording channels utilizing magneto-resistive heads," Proc. of SPIE, Vol. 2604, 192-199, 1995 (Silvus and Kumar).

 

97.     "Convergence times of timing-recovery schemes for magneto-resistive magnetic-recording channels," Proc. of SPIE, Vol. 2604, 246-255, 1995 (Silvus and Kumar).

 

98.     "Equalization of magnetic recording signals using Artificial Neural Networks," Proc. of SPIE, Vol. 2605, 58-64, 1995 (Ibrahim, Sarigoz and Kumar).

 

99.     "Decision feedback equalization with multi-channel readback in high density optical recording," Proc. of SPIE, Vol. 2605, 65-76, 1995 (Gopalaswamy and Kumar).

 

100.   "Adaptive partial response (PR) signaling for magneto-optic read channels in the presence of transition noise," Proc. of SPIE, Vol. 2605, 77-83, 1995 (Ozgunes and Kumar).

 

101.   "MEDOF 3.0: Optimizing composite filters in the presence of device constraints and systems noise" to appear in Proc. of SPIE, Vol. 2752, 31-38, 1996 (Carlson, Kumar, Juday and Mahalanobis).

 

102.   "MACE-type correlation filter with controlled in-plane rotation response," Proc. of SPIE, Vol. 2752, 57-68, 1996 (Ng and Kumar).

 

103.   "Prediction and comparison of performance of correlation filters," Proc. of SPIE, Vol. 2754, 136-141, 1996 (Mahalanobis and Kumar).

 

104.   "Composite correlation filters for SAR image recognition," Proc. of SPIE, Vol. 2757, 338-349, 1996 (Carlson, Kumar, Mitchell and Hoffelder).

 

105.   "Combining neural networks using the ranking figure of merit," Proc. of SPIE, Vol. 2760, 2-13, 1996 (Al-Ghoneim and Kumar).

 

106.   “Combining multiple correlators using neural networks,” Proc. of SPIE, Vol. 3073, 398-403, 1997 (Alkanhal, Kumar and Mahalanobis).

 

107.   “Optimal trade-off distance classifier correlation filters (OTDCCFs) for SAR ATR,” Proc. of SPIE, Vol. 3070, 110-120, 1997 (Carlson, Kumar, Mitchell and Hoffelder).

 

108.   “Polynomial filters for higher-order correlation and multi-input information fusion’” Proc. of Euro-American Optoelectronic Information Processing workshop,  221-231, 1997 (Mahalanobis and Kumar)

 

109.  “Channel Estimation and Intra-page Equalization for Digital Volume Holographic Data Storage,” Proc. SPIE, Optical Data Storage’97, Vol. 3109, 250-255, 1997 (Vadde and Kumar)

 

110.   "Synchronization Timing Recovery For Magneto-resistive-head Magnetic-recording Channels," Digest of INTERMAG '97, 1997, BS-16 -BS-16 (Silvus and Kumar).

 

111.   "Multi channel Equalization For MO PWM Channels," Digest of INTERMAG '97, 1997, FQ-13 -FQ-13 (Gopalaswamy and Kumar).

 

112.   "Biometric encryption using image processing," Proc. of SPIE, Vol. 3314, 178-188, 1998 (Soutar, Roberge, Stoianov, Gilroy and Kumar)

 

113.   "Evaluation of MACH and DCCF correlation filters for SAR ATR using the MSTAR public database,"  Proc. of SPIE, Vol. 3370, 460-468, 1998 (Mahalanobis, Kumar and Carlson)

 

114.   "Combining focused MACE filters for target detection," Proc. of SPIE, Vol. 3371, 242-252, 1998 (Al-Ghoneim and Kumar))

 

115.   "Optimal trade-off correlation filter with controlled in-plane rotation response for target recognition," Proc. of SPIE, Vol. 3371, 253-262, 1998 (Kumar, Mahalanobis and Takessian)

 

116.   "Important differences between distance classifier correlation filters (DCCFs) and Fisher linear discriminant functions (LDFs)," Proc. of SPIE, Vol. 3371, 263-274, 1998 (Mahalanobis and Kumar)

 

117.   "Biometric encryption - Enrollment and Verification Procedures," Proc. of SPIE, Vol. 3386, 24-35, April 1998 (Soutar, Roberge, Stoianov, Gilroy and Kumar)

 

118.   "Optimal correlation filter for fingerprint identification," Proc. of SPIE, Vol. 3386, 123-133, 1998 (Roberge, Soutar and Kumar)

 

119.   "Combining focused MACE filters for pose estimation," Proc. of SPIE, Vol. 3386, 260-271, April 1998 (Al-Ghoneim and Kumar)

 

120.   "A figure of merit for the optical aperture used in digital volume holographic data storage," Proc. of SPIE, Vol. 3401, 194-200, 1998 (Vadde, Kumar, Burr, Coufal, Hoffnagle and Jefferson)

 

121.  "Tilt analysis of readback signals from DVD-ROM media,” Proc. of SPIE, Vol. 3401, 232-241, 1998 (Sarigoz, Kumar, and Kowarz)

 

122.  "A simple nonlinear channel model for phase change optical recording media," Proc. of SPIE, Vol. 3401, 187-193, 1998 (Yuan and Kumar)

 

123.  "Channel simulation and development of signal processing techniques for a scanner based optical storage system," Proc. of SPIE, Vol. 3401, 170-176, 1998 (Pillai and Kumar)

 

124.  "Recurrent neural network equalization (RNNE) for partial response (PR) shaping of Magneto-Optical (MO) readback signals," Proc. of SPIE, Vol. 3401, 159-167, 1998 (Ozgunes, Hacioglu and Kumar)

 

125.   “Digital equalization for optical distortions in volume holographic data storage systems,” Technical Digest of Optics in Computing, 84-88, April 1999, Optical Society of America (Vadde and Kumar)

 

126.   “Analysis of signal-to-noise ratio at the output of polynomial correlation filters,” Proc. Of SPIE, Vol. 3715, 407-413, 1999 (Al-Mashouq, Alkanhal and Kumar)

 

127.   “Improving the false alarm capabilities of composite correlation filters,” Proc. Of SPIE, Vol. 3718, 358-367, 1999 (Alkanhal, Kumar and Mahalanobis)

 

128.   “Effect of constraint phases on the clutter rejection performance of SDF filters,” Proc. Of SPIE, Vol. 3718, 368-375, 1999 (Kumar, Alkanhal and Mahalanobis)

 

129.   “Performance of the MACH/DCCF algorithms on the 10-class public release MSTAR data set,” Proc. Of SPIE, Vol. 3721, 285-291, 1999 (Mahalanobis, Ortiz and Kumar)

 

130.   “Linear minimum mean squared error (LMMSE) equalization for holographic data storage,” Proc. Of ICC’99, 1957-1961, 1999 (Keskinoz and Kumar)

 

131.   “Partial response equalization for grayscale volume holographic data storage,” Technical Digest, Joint ISOM/ODS’99, Koloa, Hawaii, 97-99, July 1999 (Vadde and Kumar)

 

132.   “A comparison of timing recovery schemes for optical storage systems,” Technical Digest, Joint ISOM/ODS’99, Koloa, Hawaii, 267-269, July 1999 (Yuan and Kumar)

 

133.   "2D equalization for page-oriented data storage systems," Proc. of the thirty seventh annual Allerton conference on communication, control and computing, pp. 1294-1303, September 1999 (Kumar, Vadde and Keskinoz)

 

134.   "Equivalence of two approaches for the design of optically realizable correlation filters," Proc. of SPIE, Vol. 4043, 158-165, April 2000 (Tipmongkonsilp, Kumar and Kokaj)

 

135.   "Improved clutter rejection in synthetic aperture radar (SAR) imagery using the extended maximum average correlation height (EMACH) filter," Proc. of SPIE, Vol. 4053, 332-339, 2000 (Alkanhal, Kumar, and Mahalanobis)

 

136.  "ATR performance using Xpatch (synthetic) training data," Proc. of SPIE, Vol. 4053, 340-343, 2000 (Mahalanobis, Ortiz, Kumar, and Ezekiel)

 

137.   "Analysis of dropout peak shift in magnetic tape recording," Digest of InterMag 2000, 39, 2000 (Sarigoz, Li, Kumar, Bain and Zhu)

 

138.   "Effect of timing recovery methods on turbo coded and turbo equalized magnetic recording channels," Digest of InterMag 2000, p. 524, 2000 (Yuan, Kurtas and Kumar)

 

139.   "Performance comparison of equalization and low-pass coding for holographic storage," Optical Data Storage, 2000 Conference Digest, 2000 113 –115, 2000 (Vadde and Kumar)

 

140.   "To 100 Gb/in2 and beyond in magneto-optic recording," Optical Data Storage, 2000 Conference Digest, 176 –178, 2000 (Karns, Zhai, Song, Gamble, Stancil, Kumar and Schlesinger)

 

141.   "Efficient modeling of volume holographic storage channels (VHSC)," Optical Data Storage, 2000 Conference Digest, 116 –118, 2000 (Keskinoz and Kumar)

 

142.   "Effect of transition noise on turbo decoding for optical data storage," Optical Data Storage, 2000. Conference Digest, 188 –190, 2000 (Song, Kumar and Kurtas)

 

143.   "Effect of transition noise on Turbo coding in optical data storage" Proc. of SPIE, Vol. 4090, 283-288, October 2000 (Song, Kumar and Kurtas)

 

144.   "Efficient modeling of volume holographic storage channel (VHSC)" Proc. of SPIE, Vol. 4090, 205-210, October 2000 (Keskinoz and Kumar)

 

145.   "Performance comparison of equalization and low-pass coding for holographic data storage'" Proc. of SPIE, Vol. 4090, 197-204, October 2000 (Vadde and Kumar)

 

146.  "To 100 Gb/in2 and beyond in magneto-optical recording" Proc. of SPIE, Vol. 4090, 238-245, October 2000 (Karns, Zhai, Song, Gamble, Stancil, Kumar and Schlesinger)

 

147.  "Fixed-delay tree search based detection for volume holographic data storage " Proc. of SPIE, Vol. 4090, 216-224, October 2000  (Vadde and Kumar)

 

148.  "Channel modeling for hybrid magneto-optical recording," Proc. of SPIE, Vol. 4090, 292-299, October 2000  (Liu, Song, Kumar and Shieh)

 

149.   "Characterization and equalization of dropouts in the magnetic tape recording channel," Proc.  ICASSP 2000, 3554-3557, Istanbul, Turkey, June 2000 (Sarigoz, Kumar and Bain)

 

150.   "Use of adaptive filter for timing recovery for data storage channels," Proc. ICC 2000, 94-98, 2000 (Yuan and Kumar)

 

151.   "Turbo decoding for optical data storage," Proc. ICC 2000, 104-108, 2000 (Song, Kumar, Kurtas and Yuan)

 

152.   "Separable correlation filters," Proc. of SPIE, Vol. 4113, San Diego, CA, June 2000 (Mahalanobis and Kumar).

 

153.   "Mitigating the effects of dropouts in magnetic tape recording: A read channel perspective," Digest of TMRC'2000, Santa Clara, CA, August 2000 (Sarigoz, Bain and Kumar).

 

154.   "Performance of partial response iterative decoded channels for optical data storage," Digest of TMRC'2000, Santa Clara, CA, August 2000 (Song and Kumar).

 

155.   "Advanced timing recovery for data storage systems," Digest of TMRC'2000, Santa Clara, CA, August 2000 (Yuan and Kumar).

 

156.   "Fly Height Margin of Hybrid MO and Near Field Recording," Technical Digest of ISOM, 34-35, 2000 (Liu, Song, Kumar, and Shieh).

 

157.   "Effects of nonlinearities on partial response equalized hybrid MO recording channel," Technical Digest of ISOM, 164-165, 2000 (Song, Liu, Kumar, and Shieh).

 

158.   "Application of Soft Output Viterbi Algorithm (SOVA) in Timing Recovery for Iterative Soft Decoded Magnetic Recording Channels," Digest of InterMag 2001, San Antonio, January 2001 (Song, Liu, Kumar and Yuan)

 

159.   "Effect of a differentiator in partial response maximum likelihood (PRML) detection schemes for optical recording," Proc. of SPIE, Vol. 4342, 409-417, 2001 (Liu, Song and Kumar)

 

160.   "Method for amplitude response estimation in quadratic channels," Proc. of SPIE, Vol. 4342, 574-579, 2001 (Keskinoz and Kumar)

 

161.   "High-density substrate incident magneto-optic recording using a solid immersion lens," Proc. of SPIE, Vol. 4342, 213-219, 2001 (Karns, Stancil, Kumar and Schlesinger).

 

162.   "Eigen-extended maximum average correlation height (EEMACH) correlation filters for automatic target recognition," Proc. of SPIE, Vol. 4379, April 2001 (Kumar and Alkanhal).

 

163.  “Three-dimensional correlation filters for orientation-invariant recognition,” Proc. Of SPIE, Vol. 4379, 51-58, April 2001 (Mahalanobis, Kumar and Van Nevel)

 

164.   "Efficient modeling and iterative magnitude-squared decision feedback equalization (DFE) for volume holographic storage channels," Proc. of ICC'2001, Vol. 9, 2696-2700, 2001 (Keskinoz and Kumar).

 

165.   "Low density parity check (LDPC) codes for partial response equalized CAD-MO recording," Technical Digest of ISOM'01, 14-15, 2001 (Song, Liu, Kumar, Inaba, Shimazaki and Ota).

 

166.   "Fast timing acquisition for high density optical recording," Technical Digest of ISOM'01, 150-151, 2001 (Liu, Song and Kumar).

 

167.   "Thermal aging of very small domains in TbFeCo," Technical Digest of ISOM'01, 166-167, 2001 (Karns, Stancil, Kumar and Schlesinger).

 

168.   “Volume correlations for recognizing patterns in 3D data,” Proc. Of SPIE, Vol. 4471, 51-58, July 2001 (Mahalanobis, Kumar, and Van Nevel).

 

169.   "Face verification using correlation filters," Proc. Of the Third IEEE Automatic Identification Advanced Technologies, 56-61, Tarrytown, NY, March 2002 (Savvides, Kumar and Khosla).

 

170.   “Efficient methods for correlation-based automatic target recognition,” Proc. Of SPIE, Vol. 4726, No. 26, April 2002 (Kumar, Venkataramani and Savvides).

 

171.   “Performance of the extended maximum average correlation height (EMACH) filter and the polynomial distance classifier correlation filter (PDCCF) for multiclass SAR detection and classification,” Proc. Of SPIE, Vol. 4727, No. 23, April 2002 (Singh and Kumar).

 

172.   “On modeling variations for face authentication,” Proc. of Intl. Conf. on Face and Gesture Recognition, Washington, D.C., May 2002 (Liu, Chen and Kumar)

 

173.   “Low density parity check codes for optical data storage,” ISOM/ODS joint meeting Technical Digest, 371-373, Waikoloa, Hawaii, July 2002 (Kumar, Song and Liu).

 

174.  “LDPC codes with run length constraints,” ISOM/ODS joint meeting Technical Digest, 377-379, Waikoloa, Hawaii, July 2002 (Song, Liu and Kumar).

 

175.  “Timing recovery for MAMMOS,” ISOM/ODS joint meeting Technical Digest, 347-349, Waikoloa, Hawaii, July 2002 (Liu, Song and Kumar).

 

176.  “Spatial frequency domain image processing for biometric recognition,” Proc. of Intl. Conf. on Image Processing (ICIP), Vol. I, 53-56, 2002 (Kumar, Savvides, Venkataramani and Xie).

 

177.  “Low complexity LDPC codes for partial response channels,” Proc. of Globecom’2002, Taipei, Taiwan (Song, Liu and Kumar).

 

178.  “Symbol timing recovery for low-SNR partial response channels,” Proc. of Globecom’2002, Taipei, Taiwan (Liu, Song and Kumar).

 

179.  “Convergence analysis of iterative soft decoded magnetic recording,” InterMag Technical Digest, 2003 (Song, Liu and Kumar)

 

180.   “Timing acquisition for low-SNR data storage channels,” InterMag Technical Digest, 2003 (Liu, Song and Kumar)

 

181.  “Performance of low density parity check (LDPC) codes on high-density magnetic tape recording signals,” InterMag Technical Digest, 2003 (Sahu, Song and Kumar)

 

182.   “Concatenated low density parity check (LDPC) codes for magnetic recording channels,” InterMag Technical Digest, 2003 (Song, Liu and Kumar)

 

183.   “Using composite correlation filters for biometric verification,” Proc. Of SPIE, Vol. 5106, 2003 (Kumar, Savvides, Xie, Venkataramani and Thornton)

 

184.  “Optimal tradeoff circular harmonic function filters for 3-D target recognition,” Proc. Of SPIE, Vol. 5094, 2003 (Kumar, Xie and Mahalanobis)

 

185.   “Quadratic correlation filters for optical correlators,” Proc. Of SPIE, Vol. 5106, 2003 (Mahalanobis, Muise and Kumar)

 

186.    “Parity-check error event post-processor for optical data storage,” Optical Data Storage (ODS), Technical Digest, 99-101, May 2003 (Liu, Song and Kumar)

 

187.   “High-speed simulation of partial response channels employing low density parity check (LDPC) codes,” Optical Data Storage (ODS) Conference, post-deadline papers, 34-36, May 2003 (Horigome, Song, Sun and Kumar)

 

188.   “Iris verification using correlation filters,” Proc. of 4th Intl. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA), pp. 697-705, Springer-Verlag, Berlin Heidelberg, 2003 (Kumar, Xie and Thornton).

 

189.   “Quad-phase minimum average correlation energy filters for reduced-memory illumination-tolerant face authentication,” Proc. of 4th Intl. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA), pp. 19-26, Springer-Verlag, Berlin Heidelberg, 2003 (Savvides and Kumar).

 

190.   “Fingerprint verification using correlation filters,” Proc. of 4th Intl. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA), pp. 886-894, Springer-Verlag, Berlin Heidelberg, 2003 (Venkataramani and Kumar).

 

191.   “Illumination normalization using logarithm transforms for face authentication,” Proc. of 4th Intl. Conf. on Audio- and Video-Based Biometric Person Authentication (AVBPA), pp. 549-556, Springer-Verlag, Berlin Heidelberg, 2003 (Savvides and Kumar).

 

192.    “Efficient Design of Advanced Correlation Filters for Robust Distortion-Tolerant Face Identification”, Proc. of IEEE International Conference on Advanced Video and Signal Based Surveillance (AVSS), July 2003 (Savvides and Kumar).

 

193.   “Incremental updating of advanced correlation filters for biometric authentication systems,” Proc. of  International Conference on MultiMedia (ICME), Baltimore, July 2003 (Savvides, Venkataramani and Kumar).

 

194.  “Dual-segmented Kalman filters based symbol timing recovery for low-SNR partial response data storage channels,” Proc. of Globecom2003, San Francisco, December 2003 (Liu, Song and Kumar).

 

195.  “Large-girth cycle codes for partial response channels,” InterMag2004, Technical Digest, Anaheim, CA, January 2004 (Song, Liu and Kumar).

 

196.  “Software simulations of very low bit error rates in partial response channels employing low density parity check (LDPC) codes,” InterMag2004, Technical Digest, Anaheim, CA, January 2004 (Horigome, Song, Sun and Kumar).

 

197.  “A high-throughput field-programmable gate array implementation of soft output Viterbi algorithm for magnetic recording,” InterMag2004, Technical Digest, Anaheim, CA, January 2004 (Sun, Horigome and Kumar).

 

198.  “High-speed simulation of partial response channels employing low density parity check (LDPC) codes,” to appear, Proc. of SPIE, Vol., November 2003 (Horigome, Song, Sun and Kumar).

 

199.  “Rotation-tolerant watermark detection using circular harmonic function correlation filters,” Proc. of International Watermark Detection Workshop (IWDW), Korea, December 2003 (Kim and Kumar).

 

200.  “Towards still to video based face recognition,” submitted to Multi-Modal User Authentication (MMUA) workshop, Santa Barbara, CA, December 2003 (Palanivel, Yegnanarayana, Xie and Kumar).

 

201.  “Distortion-tolerant iris recognition using advanced correlation filters,” submitted to Multi-Modal User Authentication (MMUA) workshop, Santa Barbara, CA, December 2003 (Kumar and Thornton).

 

 

 

PUBLICATIONS IN JOURNALS

 

1.        "Power spectrum estimation using maximum entropy methods,” JIETE, Vol.  25, 181-94, 1979 (Kumar and Mullick). 

 

2.        "Optical image plane correlator for ambiguity surface computation,” Applied Optics, Vol. 18, 1673-78, 1979 (Casasent and Kumar).

 

3.       "Space blur bandwidth product in correlator performance evaluation,” JOSA, Vol. 70, 103-10, 1980 (Kumar and Casasent); Reprinted in SPIE Milestone Series, Vol. MS76, "Selected Papers on Optical Correlators," 1993.

 

4.        "Non-linear t-E curve effects in an optical correlator,” Optics Communications, Vol. 34, 4-6, 1980 (Kumar and Casasent).

 

5.        "Acousto-optic spectral estimation: a statistical analysis,” Applied Optics, Vol. 20, 601-05, 1981 (Psaltis and Kumar).

 

6.        "Binarization effects in a correlator with noisy input data,” Applied Optics, Vol. 20, 1433-37, 1981 (Kumar and Casasent).

 

7.        “Eigenvector determination by iterative optical methods,” Applied Optics, Vol. 20, 3707-10, 1981 (Kumar and Casasent).

 

8.        "A modified hyperplane method for null synthesis in an array pattern,” IEEE Trans. Ante. Propa., Vol. 30, 512-16, 1982 (Kumar).

 

9.        "Principal component imagery for statistical pattern recognition correlators,” Optical Engineering, Vol. 21,” 43-47, 1982 (Casasent, Kumar and Murakami).

 

10.     "Efficient calculation of primary images from a set of images,” IEEE Trans. Patt. Ana. Mach. Intell., Vol. 4, 511-15, 1982 (Murakami and Kumar).

 

11.     "Acousto-optic matched filter correlator,” Applied Optics, Vol. 21, 2356-64, 1982 (Casasent, Silbershatz and Kumar).

 

12.     "Fine delay estimation in time integrating correlators,” Applied Optics, Vol. 21, 3855-63, 1982 (Kumar, Casasent and Goutzoulis).

 

13.     "Correlation of binarized images,” IEEE Trans. Aerosp. Electr. Sys., Vol. 19, 322-28, 1983 (Murakami and Kumar).

 

14.     "Errors in optical computation of correlation coefficients,” Applied Optics, Vol. 22, 209-11, 1983 (Kumar).

 

15.     "Singular value estimation using iterative optical processors,” Applied Optics, Vol. 22, 962-63, 1983 (Kumar).

 

16.     "Efficient approach for designing linear combination filters,” Applied Optics, Vol. 22, 1445-48, 1983 (Kumar).

 

17.     "Optimum time integrating acousto-optic correlator for binary codes,” Optics Communications, Vol. 48, 393-97, 1984 (Goutzoulis and Kumar).

 

18.     "Squared signal correlation and its acousto-optic implementation,” Applied Optics, Vol. 23, 798-802, 1984 (Goutzoulis and Kumar).

 

19.     "Loss of optimality in cross-correlators,” JOSA-A, Vol. 1, 392-97,1984 (Kumar and Carroll).

 

20.     "Lower bound for the suboptimality of cross-correlators,” Applied Optics, Vol. 23, 2048-49, 1984 (Kumar).

 

21.     "Time integrating acousto-optic correlator error source modeling,” Applied Optics, Vol. 23, 3130-37, 1984 (Casasent, Goutzoulis and Kumar).

 

22.     "Performance of Wigner distribution function based detection methods,” Optical Engineering, Vol. 23, 732-37, 1984 (Kumar and Carroll).

 

23.     "Effects of sampling on signal detection using the cross Wigner distribution function,” Applied Optics, Vol. 23, 4090-94, 1984 (Kumar and Carroll).

 

24.     "Acousto-optic processor for adaptive radar noise environment characterization,” Applied Optics, Vol. 23, 4303-08, 1984 (Goutzoulis, Casasent and Kumar).

 

25.     "Effect of signal bandwidth on the accuracy of signal reconstruction from its phase,” IEEE Trans. ASSP, Vol. 32, 1238-39, 1984 (Kumar).

 

26.     "Detector effects on time integrating correlators,” Applied Optics, Vol. 24, 1224-33, 1985 (Goutzoulis, Casasent and Kumar).

 

27.     "Detector size effects on peak-to-sidelobe ratio in bulk Acousto-Optic spectrum analyzer,” Optical Engineering, Vol. 24, 908-12, 1985  (Goutzoulis and Kumar). 

 

28.     "Digital signal processing of geo-technical data,” Journal of Engineering Mechanics, American Society of Civil Engineers, Vol. 112, 70-83, 1986 (Chakrabarti, Shaw, Stephenson and Kumar). 

 

29.     "Calculation of geometric moments using Fourier plane intensities,” Applied Optics, Vol. 25, 997-1007, 1986 (Kumar and Rahenkamp).

 

30.     "Signal-to-Noise Ratio considerations in modified matched spatial filters,” JOSA-A, Vol. 3, 777-786, 1986 (Kumar and Pochapsky). 

 

31.     "Alternate interpretation for minimum variance synthetic discriminant functions,” Applied Optics, Vol. 25, 2484-85, 1986 (Kumar and Mahalanobis).

 

32.     "Discrete Wigner synthesis,” Signal Processing, Vol. 11, 277-304, 1986 (Kumar, Neuman and DeVos).

 

33.     "Minimum variance synthetic discriminant functions,” JOSA-A, Vol. 3, 1579-84, 1986 (Kumar); Reprinted in the SPIE Milestone Series, "Selected Papers on Optical Pattern Recognition,” 1999.

 

34.     "Evaluation of the use of the Hopfield neural net model as a nearest-neighbor algorithm,” Applied Optics, Vol. 25, 3759-66, 1986 (Montgomery and Kumar); Reprinted in the SPIE Milestone Series, "Selected Papers on Neural Networks,” 1994.

 

35.     "Modifications to the McClellan, Parks and Rabiner computer program for designing higher order differentiating FIR filters,” IEEE Trans. on ASSP, Vol. 34, 1671-74, 1986 (Rahenkamp and Kumar). 

 

36.     "Spatial-temporal correlation filter for in-plane distortion invariance,” Applied Optics, Vol. 25, 4466-72, 1986 (Mahalanobis, Kumar and Casasent). 

 

37.     "Geometric moments computed from the Hartley transform,” Optical Engineering, Vol. 25, 1327-32, 1986 (Kumar).

 

38.     "On the average codeword length of optimal binary codes for extended sources,” IEEE Trans. Information Theory, Vol. IT-33, 293-296, 1987 (Montgomery, Kumar).

 

39.     "Time-domain model for noise from particulate recording media,” Journal of Applied Physics, Vol. 61, 4034-36, 1987 (Veeravalli, Katti, Kumar and Kryder).

 

40.     "Geometric moments from optical cosinusoidal transform,” Optics Communications, Vol. 62, 237-242, 1987 (Kumar and Zinnikas).

 

41.     "Minimum average correlation energy filters,” Applied Optics, Vol. 26, 3633-3640, 1987 (Mahalanobis, Kumar and Casasent); Reprinted in SPIE Milestone Series, "Selected Papers on Optical Pattern Recognition," 1999. 

 

42.     "Approximate lower bound for the SNR of matched filters,” Journal of the Franklin Institute, Vol. 324, 139-147, 1987 (Kumar and Veeravalli).

 

43.     "On decoding rules to minimize the probability of information bit errors,” IEEE Trans. on Information Theory, Vol. IT-34, 880-881, 1988 (Montgomery and Kumar).

 

44.     "Constraint phase optimization in minimum variance synthetic discriminant functions,” Applied Optics, Vol. 27, 409-413, 1988 (Kumar, Bahri and Mahalanobis). 

 

45.     "Generalized synthetic discriminant functions,” JOSA-A, Vol. 5, 562-571, 1988 (Bahri and Kumar). 

 

46.     "Performance of an algorithm that computes geometric moments from optical Hartley transform intensities,” Optical Engineering, Vol. 27, 280-288, 1988 (Kumar and Fitzpatrick). 

 

47.     "Model for Demagnetization-induced noise in thin film magnetic recording media,” IEEE Trans. on Magnetics, Vol. 24, 2150-2158, 1988 (Katti, Veeravalli, Kryder and Kumar). 

 

48.     "Phase-only filters with improved signal-to-noise ratio,” Applied Optics, Vol. 28, 250-257, 1989 (Kumar and Bahri). 

 

49.     "Emulating the dynamics for a class of laterally inhibited neural networks,” Neural Networks, Vol. 2, 193-214, 1989 (Lemmon and Kumar). 

 

50.     "Efficient algorithm for designing a ternary-valued filter yielding maximum Signal-to-noise Ratio,” Applied Optics, Vol. 28, 1919-1925, 1989 (Kumar and Bahri); Reprinted in the SPIE Milestone Series, "Fourier Optics," 1994. 

 

51.     "Estimating object rotation and scale using correlation filters,” Optical Engineering, Vol. 28, 474-481, 1989 (Kumar, Lee and Connelly).

 

52.     "Correlation filters for target detection in a Markov model background clutter,” Applied Optics, Vol. 28, 3112-3119, 1989 (Kumar, Casasent and Mahalanobis). 

 

53.     "Pattern synthesis using Fourier Transforms,” Optical Engineering, Vol. 28, 1203-1210, 1989 (Carroll and Kumar). 

 

54.     "Correlation Filters for Optical Pattern Recognition,” JIETE, Vol. 35, 105-113, 1989 (Kumar, Bahri and Hassebrook).

 

55.     "Signal-to-Noise Ratio (SNR) Loss in Correlators Using Real Filters,” Applied Optics, Vol. 28, 3287-88, 1989 (Kumar). 

 

56.     "Bit probabilities of optimal binary source codes,” IEEE Trans. on Information Theory, Vol. 36, 1446-1450, 1990 (Montgomery, Diamond and Kumar). 

 

57.     "Systematic random error correcting and all unidirectional error detecting codes,” IEEE Trans. on Computers, Vol. 39, 836-840, 1990 (Montgomery and Kumar). 

 

58.     "Complex Ternary Matched Filters yielding high Signal-to-Noise Ratios,” Optical Engineering, Vol. 29, 994-1001, 1990 (Dickey, Kumar, Romero and Connelly). 

 

59.     "Fast Algorithms for the design of optimal phase-only filters (POFs) and binary phase-only filters (BPOFs),” Applied Optics, Vol. 29, 2992-2996, 1990 (Bahri and Kumar). 

 

60.     "Performance Measures for Correlation Filters,” Applied Optics, Vol. 29, 2997-3006, 10 July 1990 (Kumar and Hassebrook); Reprinted in SPIE Milestone Series, Vol. MS76, "Selected Papers on Optical Correlators," 1993.

 

61.     "Linear Phase Coefficient Composite Filter Banks for Distortion-Invariant Optical Pattern Recognition,” Optical Engineering, Vol. 29, 1033-1043, 1990 (Hassebrook, Kumar and Hostetler). 

 

62.     "Phase-only filters with maximally sharp correlation peaks,” Optics Letters, Vol. 15, 807-809, 1990 (Kumar, Shi and Hendrix). 

 

63.     "Partial-Information Filters Yielding Maximally Sharp Correlation Peaks,” Optical Computing and Processing, Vol. 1, 29-46, 1991 (Kumar, Shi and Hendrix). 

 

64.     "Optimal Real Correlation Filters,” Applied Optics, Vol. 30, 520-522, 1991 (Juday, Kumar and Rajan). 

 

65.     "Design of phase-only, binary phase-only and complex ternary matched filters with increased signal-to-noise ratios for colored noise,” Optics Letters, Vol. 16, 1025-1027, 1991 (Kumar and Juday); Reprinted in the SPIE Milestone Series, "Selected Papers on Optical Pattern Recognition", 1999. 

 

66.     "Competitive Learning with Generalized Winner Take All Activation,” IEEE Trans. on Neural Networks, Vol. 3, 167-175, 1992 (Lemmon and Kumar). 

 

67.     "Saturated filters," JOSA-A, Vol. 9, 405-412, 1992 (Kumar, Juday and Rajan), errata in JOSA-A, Vol. 10, 191, 1993. 

 

68.     "Correlation filters minimizing peak location errors," JOSA-A, Vol. 9, 678-682, 1992 (Kumar, Dickey and DeLaurentis). 

 

69.     "Minimum squared error synthetic discriminant functions," Optical Engineering, Vol. 31, 915-922, 1992 (Kumar, Mahalanobis, Song, Sims and Epperson). 

 

70.     "Hybrid composite filter banks for distortion-invariant optical pattern recognition," Optical Engineering, Vol. 31, 922-933, 1992 (Hassebrook, Rahmati and Kumar). 

 

71.     "Tutorial survey of composite filter designs for optical correlators,” Applied Optics, Vol. 31, 4773-4801, 1992 (Kumar); Reprinted in the SPIE Milestone Series, "Fourier Optics," 1994.

 

72.     "Multi-criteria optimal binary amplitude phase-only filters," JOSA-A, Vol. 9, 2118-2125, 1992 (Refregier, Kumar and Hendrix). 

 

73.     "Relationship between maximizing signal-to-noise ratio and minimizing classification error probability for correlation filters," Optics Letters, Vol. 17, 940-942, 1992 (Kumar and Brasher). 

 

74.     "A tutorial review of partial-information filter designs for optical correlators," Asia-Pacific Engineering Journal, (Part A), Vol. 2, 203-215, 1992 (Kumar). 

 

75.     "Introduction of detector noise and optimal filters," JOSA-A, Vol. 9, 2089-90, 1992 (Refregier and Kumar). 

 

76.     "Neural Networks and the Potential Field Approach to Path Planning," Asia Pacific Engineering Journal, Vol. 3, 283-295, 1993 (Kassim and Kumar). 

 

77.     "Synthetic discriminant functions for recognition of images on the boundary of the convex hull of the training set," Pattern Recognition, Vol. 27, 543-548, 1994 (Kumar, Brasher, Hester, Srinivasan and Bollapragada). 

 

78.     "Unconstrained correlation filters," Applied Optics, Vol. 33, 3751-3759, 1994 (Mahalanobis, Kumar, Song, Sims and Epperson). 

 

79.     "Design and evaluation of three level composite filters obtained by optimizing an average compromise performance measure," Optical Engineering, Vol. 33, 1767-1773, 1994 (Hendrix and Kumar). 

 

80.     "Partial information filters," Digital Signal Processing, Vol. 4, 147-153, 1994 (Kumar). 

 

81.     "Optimal tradeoff synthetic discriminant function (OTSDF) filters for arbitrary devices," Optics Letters, Vol. 19, 1556-1558, 1994 (Kumar, Carlson and Mahalanobis).

 

82.     "Magneto-optic read channel modeling in the presence of bloom," IEEE Transactions on Magnetics, Vol. 30, 4410-4412, 1994 (Ozgunes and Kumar). 

 

83.     “Effect of transition noise on the signal-to-noise ratio of magneto-optic read channels,” IEEE Transactions on Magnetics, Vol. 32, 3291-3304, 1996 (Ozgunes, Kumar and Kryder).

 

84.     "Multiple circular harmonic function correlation filter providing specified response to in-plane rotation," Applied Optics, Vol. 35, 1871-1878, 1996 (Kumar and Teck Khim Ng).

 

85.     “Distance classifier correlation filters for multi-class target recognition,” Applied Optics, Vol. 35, 3127-3133, 1996 (Mahalanobis, Kumar and Sims).

 

86.     "Multi-channel decision feedback equalizer for high track density in optical recording," Optical Engineering, Vol. 35, 2386-2395, 1996 (Gopalaswamy and Kumar).

 

87.     "Path planning for autonomous robots using neural networks," Journal of Intelligent Systems, Vol. 7, 33-55, 1997 (Kassim and Kumar).

 

88.     "The wave expansion neural network," Neuro Computing, Vol. 16, 237-258, 1997 (Kassim and Kumar).

 

89.     “Multi-channel equalization for PWM channels in magneto-optical recording,” IEEE Trans. Magnetics, Vol. 33, 3265-67, 1997 (Gopalaswamy, Kumar).

 

90.     “Optimality of the MACH filters,” Optical Engineering, Vol. 36, 2642-2648, 1997 (Mahalanobis and Kumar).

 

91.     “Efficient determination of the optimum gain and angle in the design of optical correlation filters,” Optical Engineering, Vol. 37, 132-137, 1998 (Kumar, Carlson and Mahalanobis).

 

92.     "A comparison of detection methods in the presence of nonlinearities," IEEE Trans. Magnetics, Vol. 34, 98-103, 1998 (Silvus and Kumar).

 

93.     "Unified decision combination framework," Pattern Recognition, Vol. 31, 2077-2086, 1998 (Al-Ghoneim and Kumar).

 

94.     “Optimal trade-off filter for the correlation of fingerprints," Optical Engineering, Vol. 38, 108-113, 1999 (Soutar, Roberge, Stoianov, Gilroy and Kumar).

 

95.     "Path planners based on the wave expansion neural network," Robotics and Autonomous Systems, Vol. 26, 1-22, 1999 (Kassim and Kumar).

 

96.     “Parity coding for page-oriented optical memories with intra-page intensity variations,” Optics Letters, Vol. 24, 546-548, 1999 (Vadde and Kumar).

 

97.     “Application of linear minimum mean squared error equalization for volume holographic data storage,” Applied Optics, Vol. 38, 4387-4393, 1999 (Keskinoz and Kumar).

 

98.     “Channel modeling and estimation for intrapage equalization in pixel-matched volume holographic data storage,” Applied Optics, Vol. 38, 4374-4386, 1999 (Vadde and Kumar).

 

99.      “Recent advances in composite correlation filter design,” Asian Journal of Physics, Vol. 8, No. 4, 407-420, October-December 1999 (Kumar and Mahalanobis).

 

100.  “Optimal tradeoff circular harmonic function (OTCHF) correlation filter methods providing controlled in-plane rotation response," IEEE Trans. Image Processing, Vol. 9, 1025-1034, 2000 (Kumar, Mahalanobis and Takessian).

 

101.   "Improving the false alarm capabilities of the maximum average correlation height (MACH) correlation filter," Optical Engineering, Vol. 39, 1133-1141, May 2000 (Alkanhal, Kumar and Mahalanobis).

 

102.   "Optimization of Intra-class and Between class registration for correlation filter synthesis," Applied Optics, Vol. 39, 2918-2924, June 2000 (Mahalanobis, Kumar and Frankot)

 

103.  “Performance of timing recovery methods in Turbo coded magnetic recording channels,” IEEE Trans. on Magnetics, Vol. 36, 2187-2189, 2000 (Yuan, Kurtas and Kumar).

 

104.   "Performance of dropout correction on real magnetic waveforms with dropouts," IEEE Trans. on Magnetics, Vol. 37, 639-645, March 2001 (Sarigoz, Kumar and Bain)

 

105.    "Iterative soft-decoded partial response channels for hybrid magneto-optical recording," IEEE Trans. on Magnetics, Vol. 37, 676-681, March 2001 (Song, Liu, Kumar and Kurtas)

 

106.   "Dropout tolerant read channels," IEEE Journal on Selected Areas of Communications, Vol. 19, 744-755, April 2001 (Sarigoz, Song, Kumar and Bain)

 

107.  “Iterative decoding for partial response (PR), equalized, magneto-optical data storage channels,” IEEE Journal on Selected Areas of Communications, Vol. 19, 774-782, April 2001 (Song, Kumar, Kurtas, Yuan, McPheters and McLaughlin)

 

108.   "Editorial: Signal Processing for High Density Storage Channels," IEEE Journal on Selected Areas of Communications, Vol. 19, 577-581, April 2001 (Moon, Thapar, Kumar, and Immink)

 

109.   "Low Density Parity Check (LDPC) Code Concatenated with Generalized Partial Response (GPR) Target for High-Capacity Magneto-Optic (MO) Recording Channels," Japanese Journal of Applied Physics, Vol. 41, 1749-1752, March 2002 (Song, Liu, Kumar, Inaba, Shimazaki and Ota).

 

110.   "Fast timing acquisition for low-SNR, high-density optical recording," Japanese Journal of Applied Physics, Vol. 41, 1772-1776, March 2002 (Liu, Song and Kumar).

 

111.    “Two-class minimax distance transform correlation filter,” Applied Optics, Vol. 41, 6829-6840, November 2002 (Savvides, Kumar and Khosla).

 

112.   “Bound for loss of lock rate in partial response channels,” Electronics Letters, Vol. 38, 928-930, 2002 (Liu, Song and Kumar).

 

113.   "Face authentication of multiple subjects using eigenflow," Pattern Recognition, Vol. 36, 313-328, February 2003 (Liu, Chen and Kumar).

 

114.   “Polynomial distance classifier correlation filter for pattern recognition,” Applied Optics, Vol. 42, 4688-4708, August 2003 (Alkanhal, Kumar).

 

115.  “Timing acquisition for low-SNR data storage channels,” IEEE Trans. Magnetics, Vol. 39, September 2003 (Liu, Song and Kumar).

 

116.  “Convergence analysis of iterative soft decoding in partial response channels,” IEEE Trans. Magnetics, Vol. 39, September 2003 (Song, Liu and Kumar).

 

117.  “Biometric verification using advanced correlation filters,” accepted, Applied Optics, September 2003 (Kumar, Savvides, Venkataramani, Xie, Thornton and Mahalanobis).

 

118.  “Discrete magnitude-square channel modeling, equalization and detection for volume holographic storage channel,” submitted, Applied Optics, September 2003 (Keskinoz and Kumar).

 

 

OTHER PUBLICATIONS:

1.        Review of the book, "Principles of Communication Systems" by H. Taub and D. Schilling (McGraw-Hill, 1986), IEEE Communications Magazine, Vol. 25, No. 10, pp. 63, 77, October 1987; Also reprinted in Proc. of IEEE, Vol. 77, No. 4, pp. 625-626, April 1989 (Kumar). 

 

2.        Foreword to the book, Competitively Inhibited Nerual Networks for Adaptive Parameter Estimation by M.  Lemmon, Kluwer Academic Publishers, 1991. 

 

3.        Electrical and Computer Engineering at Carnegie Mellon - a New Curriculum, contributor, Dept. of ECE, Carnegie Mellon University, 1995.

 

4.        "Signal Processing,” part of the book Our Vision: Frontiers in Electrical and Computer Engineering, edited by Robert M. White, Dept. of Electrical and Computer Engineering, Carnegie Mellon university, Pittsburgh, 1997 (Casasent, Kumar, Moura and Stern.

 

5.        "Channels and ECC", Section 7 of the Executive Report of the NSIC International Workshop on Holographic Data Storage, Nice, France, March 8-11, 1999 (Kumar)

 

6.        "Coding and Signal Processing for Optical Storage Systems," section in NSIC Optical Storage Road Map, January 2000 (Kumar)

 

7.        "Recording Channel Electronics Technology," section in NSIC Tape Road Map, 2002 (Barndt, Kumar, Jacquette, Koren, Molstadt and Roesler)

 

8.        “Coding and signal processing for optical storage,” section in INSIC optical storage road map, February 2003 (member of the team)

 

 

PATENTS

·        "Method for secure key management using a biometric," US patent # 6219794, (Soutar, Roberge, Stoianov, Gilroy and Kumar)

·         "Polynomial filters for higher order correlation and multi-input information fusion," US patent # 6295373 (Mahalanobis and Kumar)

 

 

 

 

HONORS AND AWARDS

·         Recipient, Government of India Merit Scholarship (1970-75).

·         Fellow, Optical Society of America (1993). 

·         Fellow, SPIE, The International Society of Optical Engineering (1991). 

·         Senior Member, IEEE (1990).

·         Listed in Who's Who Among Asian Americans. 

·         Listed in Marquis Who's Who in Optical Sciences and Engineering.

·         Listed in American Men and Women of Science. 

·         Listed in Marquis Who's Who in Sciences and Engineering.

·         Listed in Marquis Who's Who in Education.

·         Listed in Marquis Who's Who in the East.

·         Listed in Marquis Who's Who in America

·         Listed in Marquis Who's Who in the World.

·         Recipient of Carnegie Institute of Technology’s Philip Dowd Fellowship (2003)

·         Recipient of Eta Kappa Nu award for Outstanding Faculty in the Electrical and Computer Engineering (ECE) Department at CMU, May 2003.

 

PROFESSIONAL SOCIETY ACTIVITIES

·         Member, Sigma Xi

·         Senior Member, IEEE

·         Fellow, Optical Society of America

·         Fellow, Society of Photo-optical Instrumentation Engineers

·         President, Pittsburgh section of OSA (1982)

·         Chairman, 1988 Max Born award committee for OSA

·         Vice President, Pittsburgh Chapter of Sigma Xi (1992-93)

·         Vice Chair, IEEE Signal Processing for Storage Technical Committee, IEEE Communications Society (1998-2000)

·         Chair, IEEE Signal Processing for Storage Technical Committee, IEEE Communications Society (2000-2002)

 

PROFESSIONAL CONFERENCE ACTIVITIES

·         Session chairman, EOSD conference (1980, 1981)

·         Session chairman, SPIE Conferences (1985 - )

·         Presider, Pattern Recognition Session, OSA Annual Meeting, Orlando, Florida, October 1989. 

·         Member, Technical Program Committees for the SPIE Conference on Optical Information Processing, San Diego (1990 - 1994).

·         Member, Technical Program Committee for the 1990 IEEE International Conference on Systems Engineering, Pittsburgh. 

·         Member, Technical Program Committee for the 1991 SPIE Conference on Emerging Optoelectronic Technologies in Bangalore, India.

·         Poster Chairman for The Magnetic Recording Conference (TMRC), Hidden Valley, Pennsylvania, June 1991. 

·         Member, Program Committees for the SPIE Conference on Optical Pattern Recognition in Orlando, Florida (1992 -). 

·         Member, Technical Program Committee, Florida Artificial Intelligence Research Symposium (FLAIRS), Orlando, (1997-2000).

·         Session Chairman for the Coding and Recording session, INTERMAG’97, New Orleans, LA, April 1997.

·         International Program Committee, IASTED International Conference on Neural Networks (NN'2000), Pittsburgh, PA, May 2000.

·         Session Chair, Optical Data Storage'2000, Whistler, BC, Canada, May 2000.

·         Co-organizer (with Dr. Mike Melas of IBM Almaden Research Center), Workshop on Data Storage in the Third Millennium, International Communications Conference, New Orleans, LA, June 2000.

·         Session Chair, The Magnetic Recording Conference (TMRC), Santa Clara, CA, August 2000.

·         Member of the Technical Program Committee, Optical Data Storage 2001, Santa Fe, New Mexico, April 2001.

·         Member of the Technical Program Committee, International Symposium on Optical memories (ISOM), Taipei, Taiwan, October 2001.

·         Member of the Technical Program Committee, Joint ISOM/ODS conference, Hawaii, July 2002

·         Co-chair, Technical Program Committee, Optical Data Storage (ODS) conference, Vancouver, BC, Canada, May 2003.

·         Session chair, ICME Conference, Baltimore, July 2003.

·         Technical Program Committee, Globecom 2004, San Antonio,Texas.

·         General co-chair, Optical Data storage (ODS) conference, Monterey, CA, May 2004.

 

 

PROFESSIONAL JOURNAL ACTIVITIES

·         Reviewer for many journals (including Applied Optics, Optics Letters, Optical Engineering, Optics Communications, JOSA-A, IEEE Transactions on Magnetics and IEEE Transactions on Pattern Analysis, Machine Intelligence)

·         Member, NSF Review Panel for SBIR/STTR Proposals (2001-)

·         Topical Editor for Pattern Recognition, Applied Optics (1990-1996)

·         Member, Editorial panel of Asia-Pacific Engineering Journal   (1991-93)

·         Guest Editor, September 1990 Special Issue of Optical Engineering on Optical Pattern Recognition

·         Co-editor, April 2001 special issue of the IEEE Journal of Special Areas of Communications (JSAC) on Signal Processing for High-Density Storage Channels.

·         Editorial board member, IEEE Surveys and Tutorials in communications

·         Co-guest editor, IEEE Signal Processing Magazine special issue on soft algorithms for communications, January 2004.

 

OTHER COMMITTEE ACTIVITIES

·         Member, Tri-Service Automatic Target Recognition Technology Assessment Plan (ATRTAP) for Conventional Weapon Committee (1995)

·         Member, Enrollment Process Reengineering Committee, CMU (1995)

·         Member, Continuing Education Committee, Carnegie Institute of Technology, CMU (1994-95).

·         Faculty Senate, Carnegie Mellon University (2000-2002)

·         Chairman, Graduate Studies Committee, ECE Dept., CMU (2003-)

 

VOLUNTEER ACTIVITIES

·         Member  of the Executive Committee, S.V. Temple, Pittsburgh, PA (1990-92)

·         President,  Executive Committee, S.V. Temple, Pittsburgh, PA (1991-92)

·         Member  of the Board of Directors, S.V. Temple, Pittsburgh, PA (1992-94)

·         Secretary, Board of Directors, S.V. Temple, Pittsburgh, PA (1993-94).