Conference Papers

  1. K K Sarpatwar, N Ratha, K Nandakumar, K Shanmugam, J Rayfield, S Pankanti, R Vaculin, Privacy Enhanced Decision Tree Inference, CVPR Workshop 2020
  2. A. Agarwal, M Vatsa, R Singh, N Ratha, Noise is Inside Me! Generating Adversarial Perturbations with Noise Derived from Natural Filters, CVPR Workshop 2020
  3. A Goel, A. Agarwal, M Vatsa, R Singh, N Ratha, DNDNet: Reconfiguring CNN for Adversarial Robustness, CVPR Workshop 2020
  4. K Nandakumar, N Ratha, S Pankanti , Proving Multimedia Integrity using Sanitizable Signatures Recorded on Blockchain, Proceedings of the ACM Workshop on Information Hiding and Multimedia security, 2019
  5. S Nagpal, M Singh, R Singh, M Vatsa, N Ratha, Deep Learning for Face Recognition: Pride or Prejudiced?, arXiv preprint arXiv:1904.01219
  6. M Merler, N Ratha, RS Feris, JR Smith, Diversity in faces, arXiv preprint arXiv:1901.10436
  7. K Nandakumar, N Ratha, S Pankanti, S Halevi, Towards Deep Neural Network Training on Encrypted Data, Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2019
  8. A Goel, A Agarwal, M Vatsa, R Singh, N Ratha, DeepRing: Protecting Deep Neural Network with Blockchain, Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2019
  9. V Muthukumar, T Pedapati, N Ratha, P Sattigeri, CW Wu, B Kingsbury, A Kumar, S Thomas, A Mojsilovic, K Varshney, Understanding unequal gender classification accuracy from face images, arXiv preprint arXiv:1812.00099
  10. V. Kushwaha, M. Singh, R. Singh, M. Vatsa, N. Ratha, and R. Chellappa, Disguised Faces in the Wild, IEEE International Conference on Computer Vision and Pattern Recognition Workshop on Disguised Faces in the Wild, 2018
  11. R. Garg, Y. Baweja, S. Ghosh, R. Singh, M. Vatsa, N. Ratha, Heterogeneity Aware Deep Embedding for Mobile Periocular Recognition, In Proceedings of IEEE International Conference on Biometrics: Theory, Applications and Systems, 2018
  12. G Goswami, N Ratha, A Agarwal, R Singh, M Vatsa, “Unravelling robustness of deep learning based face recognition against adversarial attacks”, AAAI, 2018
  13. K. Nandakumar, N. Ratha, S. Pankanti, S. Darnell, “Single Use Biometric Tokens for Non-repudiable Multi-party Transactions”, IEEE WIFS 2017
  14. Y Cheng, N Ratha, S Pankanti, “Outlier faces detector via efficient cohesive subgraph identification”, Image Processing (ICIP), 2016 IEEE International Conference on, 1659-1663
  15. TA Siddiqui, S Bharadwaj, TI Dhamecha, A Agarwal, M Vatsa, R Singh, Face anti-spoofing with multifeature videolet aggregation, Pattern recognition (ICPR), 2016 23rd international conference on, 1035-1040
  16. X. Peng, N. Ratha, and S. Pankanti, Learning Face Recognition from Limited Training Data Using Deep Neural Networks, ICPR-2016, Cancun, Mexico
  17. G. Goswami, N. Ratha, R. Singh, and M. Vatsa, Improving Classifier Fusion Via Pool Adjacent Violators Normalization, ICPR-2016, Cancun, Mexico
  18. C. Sagonas, Y. Panagakis, S. Arunkumar, N. Ratha, and S. Zafeiriou, Back to the Future: A Fully Automatic Method for Robust Age Progression, ICPR-2016, Cancun, Mexico
  19. T. A. Siddiqui, S. Bharadwaj, T. Dhamecha, A. Agarwal, M. Vatsa, R. Singh and N. Ratha, Face Anti-Spoofing with Multifeature Videolet Aggregation, ICPR-2016, Cancun, Mexico
  20. H. Aronowitz, M. Li, O. Toledo-Ronen, S. Harary, A. Geva, S. Ben-David, A. Rendel, R. Hoory, N. Ratha, S. Pankanti, and D. Nahamoo, “Multi-Modal Biometrics for Mobile Authentication”, IJCB 2014, Clearwater, Florida, Sept 2014
  21. M. Li, N. Ratha, W. Qian, S. Bao and Z. Su, “Face recognition using Early Biologically Inspired Features”, BTAS 2013, Sept. 2013
  22. J. Connell, N. Ratha, J. Gentile, R Bolle, “Fake Iris Detection using structured light”, ICASSP, May 2013
  23. N Codella, J Connell, N Ratha, “Cardiac Anatomy as a Biometric”, ICIP, Oct. 2012
  24. H. Bhat, R. Singh, M. Vatsa, N. Ratha “Matching Cross-Resolution Face Images Using Co-Transfer Learning”, ICIP, Oct. 2012
  25. V Tyagi, H K Prasad, T Faruquie, L. V Subramaniam, N Ratha, “Fusing Biographical and Biometric Classifiers for Improved Person Identification”, ICPR Nov. 2012
  26. V. Tyagi, N. Ratha, Biometrics score fusion through discriminative training, IEEE CVPR Workshop on Biometrics, 2011
  27. J. Basak, K. Kate, V. Tyagi, N. Ratha, QPLC: A novel multimodal biometric score fusion method, IEEE CVPR Workshop on Biometrics, 2010
  28. V. Ramakrishnan, N. Ratha, Redundancy and diversity measure inspired biometrics fusion, IEEE CVPR Workshop on Biometrics, 2010
  29. J. Basak, K. Kate, V. Tyagi, N. Ratha, A Gradient Descent Approach for Multi-modal Biometric Identification. ICPR 2010
  30. J. K. Pillai, V. Patel, R. Chellappa, N. Ratha, Sectored Random Projections for Cancelable Iris Biometrics, IEEE ICASSP 2010
  31. J.E. Gentile, N. Ratha, J. Connell, An efficient, two-stage iris recognition system, Proc. of IEEE BTAS 2009
  32. J.E. Gentile, N. Ratha, J. Connell, SLIC: Short-Length Iris Codes, Proc. of IEEE BTAS 2009
  33. G. Aggarwal, N. Ratha, J. Connell, and R. Bolle, "Physics-based Revocable Face Recognition", ICASSP-08 Conference (Mar 08)
  34. G. Aggarwal, N. Ratha, R, Bolle, and R. Chellappa, “Multi-biometric Cohort Analysis for Biometric Fusion”, ICASSP-08, (Mar 08)
  35. J. Zuo, N. Ratha, and J. Connell, "A New Approach for Iris Segmentation", CVPR-08 Biometrics Workshop (Jun 08)
  36. S. Chikkerur, J. Connell, and N. Ratha, "Generating Registration-free Cancelable Fingerprint Templates", BTAS-08 Conference (Sept 08)
  37. J. Zuo, N. Ratha, and J. Connell, "Median Filter Based Iris Encoding Technique", BTAS-08 Conference (Sept 08)
  38. S. Biswas, N. Ratha, G. Aggarwal, and J. Connell, "Exploring Ridge Curvature for Fingerprint Indexing", BTAS-08 Conference (Sept 08)
  39. G. Aggarwal, N. Ratha, T-Y. Jea and R. Bolle, "Gradient-based Textural Characterization of Fingerprints", BTAS 08
  40. J. Zuo, N. Ratha, and J. Connell, "Cancelable Iris Biometric", ICPR-08 Conference (Dec 08)
  41. A. Thomas, N. Ratha, J. Connell, and R. Bolle, "Comparative Analysis of Registration Based and Registration Free Methods for Cancelable Fingerprint Biometrics", ICPR-08 Conference (Dec 08)
  42. F. Farooq, N. Ratha, T-Y. Jea, and R,Bolle “Security and Accuracy Trade-off in Anonymous Fingerprint Recognition”, Proc. Of IEEE Conf. on Biometrics Theory Applications and Systems (BTAS 07), 2007
  43. F. Farooq, R. M. Bolle, T-Y. Jea and N. Ratha “Anonymous and Revocable Fingerprint Recognition, Proc. of CVPR Workshop on Biometrics, Minneapolis, 2007
  44. N. K. Ratha, J. H. Connell, R. M. Bolle and S. Chikkerur, “Cancelable biometrics: a case study in fingerprints”, Proc. of International Conf. on Pattern Recognition (ICPR 2006), Hong Kong, August, 2006
  45. S. Chikkerur, S. Pankanti, A. Jea, N. K. Ratha and R. M. Bolle, “Fingerprint representation using localized texture features”, Proc. of International Conf. on Pattern Recognition (ICPR 2006), Hong Kong, August, 2006
  46. G. Aggarwal, N. K. Ratha and R. M. Bolle, “Biometric Verification: Looking beyond similarity scores”, Proc. of CVPR Workshop on Biometrics, New York, 2006
  47. S. Chikkerur, S. Pankanti, Nalini Ratha, R. Bolle and V. Govindaraju, "Novel Approaches for Minutiae Verification in Fingerprint Images",IEEE Workshop on Applications of Computer Vision 2005, Colardo, USA
  48. Sharat Chikkerur, Nalini Ratha, "Impact of Singular Point Detection on Fingerprint Matching Performance", accepted ,IEEE AUTOID 2005, Buffalo, NY, pp. 207—212
  49. R. Bolle, J. H. Connell, S. Pankanti, N. K. Ratha and A. W. Senior, “The Relation between the ROC Curve and the CMC”, IEEE AutoID 2005, Buffalo, NY, pp. 15—20
  50. R. Bolle, Sp. Pankanti and N. Ratha, “Large Scale Fingerprint Identification”, Working Together: R&D Partnerships in Homeland Security, April 27-28, Boston, Massachussets
  51. R. Bolle, N. Ratha and S. Pankanti, Subset Bootstrap Methods in Biometrics Systems, The Nineteenth New England Statistics Symposium Saturday, April 23, 2005 Department of Statistics, University of Connecticut
  52. Nalini K. Ratha, Miguel A. Figueroa-Vilanueva, Jon H. Connell and Ruud M. Bolle, ``A secure protocol for data hiding in compressed fingerprint images’’, Prod. Of ECCV, BioAWorkshop 2004, LNCS 3087, pp. 205 – 216, May 2004
  53. Ruud M. Bolle, Nalini K. Ratha and Sharath Pankanti, ``An Evaluation of Error Confidence Interval Estimation Methods’’, Proc. of ICPR 2004, Vol. 3, Cambridge, UK, August 2004, pp. 103—106
  54. Ruud M. Bolle, Sharath Pankanti, Jonathan H. Connell, and Nalini K. Ratha ``Iris Individuality: A partial iris model’’, Proc. of ICPR 2004, Vol. 2, Cambridge, UK, August, 2004, pp. 927—930
  55. Ruud M. Bolle, Nalini K. Ratha and Sharath Pankanti,``Efficacy of joint person bootstrap estimation of confidence interval’’, Proc. of Workshop on Biometrics in conjunction with ICPR 2004 called Biometric Challenges arising from theory to practice (BCTP 2004), pp. 55-58
  56. Nalini K. Ratha, Ruud M. Bolle and Sharath Pankanti, ``Large-scale biometrics identification: Challenges and solutions,’’ Invited paper at International Workshop on Biometric Technologies (BT 2004), University of Calgary, pp. 29—38
  57. Ruud M. Bolle, Nalini K. Ratha and Sharath Pankanti, ``Performance Evaluation in 1 : 1 Biometric Engines,’’ Invited paper for SinoBiometrics: To be published in Dec. 2004
  58. Sharath Chikkerur, Sharath Pankanti, Nalini Ratha and Ruud Bolle ``Novel approaches for minutiae filtering in fingerprint images’’ WACV paper (to appear in Jan 2005)
  59. M. A. Figueroa-Villanueva, N. K. Ratha and R. M. Bolle, “A comparative performance analysis of JPEG 2000 vs. WSQ for fingerprint image compression”, in Proc. of Audio- and Video-Based Biometric Person Authentication (AVBPA 2003), Surrey, UK, June 2003, pp. 385-392
  60. S. Noronha, C. Dorai, N. K. Ratha and R. M. Bolle, “Architecture for synchronous multiparty authentication using biometrics”, in Proc. of Audio- and Video-Based Biometric Person Authentication (AVBPA 2003), Surrey, UK, June 2003, pp. 609-616
  61. M. Osborne and N. K. Ratha, “A JC-BioAPI compliant smart card with biometrics for secure access”, in Proc. of Audio- and Video-Based Biometric Person Authentication (AVBPA 2003), Surrey, UK, June 2003, pp. 903-910
  62. J. H. Connell, N. K. Ratha, R. M. Bolle, “Fingerprint image enhancement using weak models”, Proc. of International Conference on Image Processing (ICIP), Rochester, NY, Sept. 2002, Vol. 1 , pp. I-45 -I-48
  63. S. Pankanti, N. K. Ratha, R. M. Bolle, “Structure in errors: a case study in fingerprint verification , Proc. of 16th International Conference on Pattern Recognition (ICPR), Quebec City, Vol. 3, Aug. 2002, pp. 440-443
  64. R. M. Bolle, A. W. Senior, N. K. Ratha and S. Pankanti, “Fingerprint Minutiae: A Constructive Definition”, in Proc. of Workshop on Biometric Authentication ECCV 2002, Denmark, June 2002, pp. 58-66
  65. N. Haas, N. K. Ratha and R. M. Bolle, “Pre-enhancing non-uniformly illuminated fingerprint images”, in Proc. of IEEE on Automatic Identification Advanced Technologies (AutoID 02), Tarrytown, NY, March 2002, pp. 89-94
  66. M. Y. Yao, S. Pankanti, N. Haas, N. K. Ratha and R. M. Bolle, “Quantfying quality: a case study in fingerprints”, in Proc. of IEEE on Automatic Identification Advanced Technologies (AutoID 02), Tarrytown, NY, March 2002 pp.126-131
  67. R. M. Bolle, S. Pankanti and N. K. Ratha, "Confidence Interval Measurement in Performance Analysis of Biometrics systems using the Bootstrap", Proc. IEEE Workshop on Empirical Evaluation Methods in Computer Vision, Hawaii, Dec. 2001
  68. R. M. Bolle, N. K. Ratha and J. H. Connell, “Automated Biometrics: Security & Privacy”, in Proc. of Workshop on PRIS, Portugal, July 2001, pp. 2-11
  69. N. K. Ratha, J. H. Connell and R. M. Bolle, "An Analysis of Minutia Matching Strength", in Proc. of Audio- and Video-Based Biometric Person Authentication (AVBPA 2001), Halmstad, Sweden, June 2001, pp. 223-228
  70. N. K. Ratha, A. Senior and R. M. Bolle, "Automated Biometrics", in Proc. of ICAPR, 2001, Rio, Brazil, March 2001, pp. 445-454
  71. N. K. Ratha, R. M. Bolle, V. D. Pandit, V. Vaish, “Robust fingerprint authentication using local structural similarity”, Fifth IEEE Workshop on. Applications of Computer Vision (WACV), Santa Barbara, CA, Dec. 2000, pp. 29 -34
  72. S. Ghosal, R. Udupa, S. Panknti, N. K. Ratha, “Learning partitioned least squares filters for fingerprint enhancement”, Fifth IEEE Workshop on. Applications of Computer Vision (WACV), Santa Barbara, CA, Dec. 2000, pp. 2-7
  73. N. K. Ratha, J. H. Connell and R. M. Bolle, “Secure data hiding in wavelet compressed fingerprint images”, in Proc. of ACM Multimedia Workshops 2000, Los Angeles, CA, Oct. 2000, pp.127-130
  74. R. M. Bolle, S. Pankanti, N. K. Ratha, “Evaluation techniques for biometrics-based authentication systems (FRR)”, Proc. 15th International Conference on Pattern Recognition (ICPR), Barcelona, Spain, Vol. 2 , pp. 831-837, Sept. 2000
  75. S. Ghosal, N. K. Ratha, R. Udupa, S. Pankanti, “Hierarchical partitioned least squares filter-bank for fingerprint enhancement”, Proc. 15th International Conference on Pattern Recognition (ICPR), Barcelona, Spain, Sept. 2000, Vol. 3 , pp. 334-337
  76. N. K. Ratha, A. K. Jain, and D. T. Rover, “FPGA-based coprocessor for text string extraction”, Proc. Fifth IEEE International Workshop on Computer Architectures for Machine Perception (CAMP-2000), Padova, Italy, Sept. 2000, pp. 217 -221
  77. C. Dorai, N. K. Ratha and R. M. Bolle, “Detecting dynamic behavior in compressed fingerprint videos: distortion, Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Fort Collins, CO, June 2000, Vol. 2 , pp. 320 -326
  78. N. K. Ratha and R. Bolle, “Fingerprint Image Quality Estimation”, in Proc. of ACCV-2000, Taipei, Jan 2000, pp. 819-823
  79. N. K. Ratha, J. H. Connell and R. M. Bolle, “A biometrics-based secure authentication system”, in Proc. of IEEE Workshop on Automatic Identification Advanced Technologies (AutoId 99), Summit, NJ, Oct. 1999, pp. 70-73
  80. R. M. Bolle, N. K. Ratha and S. Pankanti, “Evaluating fingerprint authentication systems using bootstrap confidence intervals”, in Proc. of IEEE on Automatic Identification Advanced Technologies (AutoID 99), Summit, NJ, pp. 9-13
  81. R. M. Bolle, N. K. Ratha, A. Senior and S. Pankanti, “Minutia template exchange format”, in Proc. Of IEEE on Automatic Identification Advanced Technologies (AutoID 99), Summit, NJ, pp. 74-77
  82. N. K. Ratha and R. M. Bolle, “Effect of controlled image acquisition on fingerprint matching”, in Proc. of Intl. Conf. on Pattern Recognition (ICPR-98), Brisbane, Australia, Aug. 1998, pp. 1659-1661
  83. N. K. Ratha, J. H. Connell and R. M. Bolle, “Image Mosaicing for rolled fingerprint construction”, in Proc. of Intl. Conf. on Pattern Recognition (ICPR-98), Brisbane, Australia, Aug. 1998, pp. 1651-1653
  84. R. M. Bolle, N. K. Ratha and S. Pankanti, “Research issues in biometrics”, in Proc. of ACCV-98, Hong Kong, Jan. 1998, pp. 2-9
  85. N. K. Ratha and A. K. Jain, “FPGA-based computing in Computer vision”, in Proc. of IEEE Symposium on Computer Architecture for Machine Perception (CAMP-97), Boston, Oct. 1997, pp. 128-137
  86. N. K. Ratha and A. K. Jain, “Multilayer Perceptron on Splash 2”, ”, in Proc. of IEEE Symposium on Computer Architecture for Machine Perception (CAMP-97), Boston, Oct. 1997, pp. 138-142
  87. R. S. Germain, R. Bolle, A. Califano, S. Colville, S. Pankanti, N. Ratha, “Issues in Large Scale Automatic Biometric Identification”, IEEE Workshop on Automatic Identification Advanced Technologies, Stony Brook, Nov. 1997, pp. 43-46
  88. N. K. Ratha, A. K. Jain and D.T Rover, “FPGA- based high performance page layout segmentation” in Proc. of IEEE Great Lakes Symposium on VLSI, Ames, Iowa, Mar. 1996, pp. 29-34
  89. N. K Ratha, A.K. Jain “High performance custom computing for image segmentation”, in Proc. of IEEE Conf. on High performance Computing (HiPC-95), Dec. 1995, New Delhi, pp. 67-72
  90. N. K Ratha, A. K. Jain and D.T. Rover, “An FPGA -based point pattern matching coprocessor with application to fingerprint matching”, in Proc.of IEEE Symposium on Computer Architecture for Machine Perception (CAMP-95), Como, Italy, pp. 394-401
  91. N. K Ratha, A. K. Jain and M. J. Chung, “Clustering using coarse-grained parallel genetic Algorithm: a Preliminary study”, in Proc. of IEEE Symposium on Computer Architecture for Machine Perception (CAMP-95), Como, Italy, pp. 394-401
  92. N. K. Ratha, T. Acar, M. Gokman and A. K Jain , “A distributed edge detection and surface reconstruction algorithm based on weak membrane modeling”, in Proc. of IEEE Symposium on Computer Architecture for Machine Perception (CAMP-95), Como, Italy, pp. 149-154.
  93. N. K. Ratha, A. K. Jain and D.T. Rover, “Convolution on Splash 2” in proc. of IEEE Symposium on FPGAs for Custom computing Machines (FCCM-95), Napa, CA, pp.204-213.
  94. N. K. Ratha, A. K. Jain and S. Lakshmanan, “Object detection in the presence of clutter using Gabor filters,” in Proc. of SPIE, Applications of digital Image Processing XVII, Vol. 2298, pp.612-623, September, 1994.
  95. D. Judd, N. K. Ratha, P. K . McKinley, J. Weng and A. K Jain, “Parallel implementation of vision algorithms on workstation clusters,” in proc. of IAPR- 94, Jerusalem , pp. 317- 321, October, 1994.
  96. S. H. Choi, N. K. Ratha, M. J. Chung and D. T Rover, “Signal processing application using VHDL on Splash 2 ,” in VHDL International users’ Forum ( VIUF) Fall Conference, pp. 6.11-6,18, November, 1994.