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Kaushik Roy, PhD
Assistant Professor, 
Department of Computer Science, 
505 McNair Hall, 
Associate Director, the Center for Advanced Studies in Identity Science (CASIS) 
North Carolina A&T State University
Greensboro, NC 27411
Phone: (336) 285 3691
Email: kroy (AT)ncat (DOT)edu

Background
Postdoc, U. of Waterloo, ON, Canada
PhD in Computer Science, Concordia University, Montreal, QC, Canada 
MSc in Computer Science, Concordia University, Montreal, QC, Canada
MSc in Computer Science, University of Rajshahi, Bangladesh
BSc in Computer Science, University of Rajshahi, Bangladesh

Research Interest
  • Cyber Identity
  • Biometrics  and Biometric based Cyber Security
  • Big Data and Data Science
  • Machine Learning 
  • Information Fusion
  • Pattern Recognition, Image Processing, Computer Vision
  • Applications of Game Theory

Research Projects: 
  • NSF REU on Cyber Identity (PI)
  • Nonideal/Face/Multispectral Iris Recognition using Evolutionary Game Theory (PI)
  • Nonideal Iris Recognition (Co-PI)
  • Multibiometric system (Iris, Face) (Co-PI)
  • Biometric based cyber security (Co-PI)
  • Author Identification (Co-PI)

News!!
Urgent 1 PhD and 1 Master's positions available!! Please contact me asap. 
Requirements: US Citizen, Min GPA 3.0, Proficiency in Java or Matlab/C++, Topic: Multispectral iris segmentation, Biometrics cloud and cyber identity. 

Collaboration:
  • University of Waterloo, ON, Canada (Facial expression recognition, multibiometrics)
  • Center for Advanced Studies in Identity Sciences, NCA&T ( Nonideal Iris Recognition, Multi-spectral Iris Recognition, Author Identification )
  • BEACON@A&T (Applying evolutionary computational techniques on iris and face images)
  • UNCW (Cyber Identity), Clemson University (Cyber Identity)
  • MSU (Iris recognition)
Teaching:
  • Fall 2015 --COMP 510 Software Engineering (Ugrad), COMP 890 Inro to Cyber Identity  (Grad)
  • Sprig 2015 --COMP 510 Software Engineering (Ugrad), COMP 890 Big Data Analytics and Data Science (Grad)
  • Fall 2014 COMP 510 Software Engineering (Ugrad)
  • Sprig 2014 --COMP 510 Software Engineering (Ugrad), COMP 790 Big Data Analytics and Data Science (Grad)
  • Fall 2013--COMP 510 Software Engineering (Ugrad)
  • Spring 2013-- COMP 510 Software Engineering (Ugrad)

Research Assistants
  1. Foysal Ahmed (MS,Bangladesh, Topic: Game Theory for Multispectral Iris, Flywing Biometrics) [Aug 2013-] [5 Accepted Papers]
  2. Nawaf Awad (PhD, Topic: Cyber Identity) [Aug 2014-] 
  3. Khary Popplewell (MS,Topic: Multispectral Iris Recognition) [3 Accepted Papers]
  4. Shiva Shata Ainala Reddy [Aug 2014-](MS, Big Data)
  5. Pablo Arias (Ugrad, Topic: Iris Data Analytics) [Aug 2014-]
  6. Brian O'Connor (Ugrad, Topic: Nonideal Iris Recognition) [Jan 2013-May 2014][8 Accepted/published papers]
Experience 

Assistant Professor,  Department of Computer Science, North Carolina A&T State University, Greensboro, NC [Jan 2013-]
Lecturer, Department of Computer Science and Engineering, Rajshahi University of Engineering and Technology, Bangladesh [2001-2004] 

Publications

3 Manuscripts (Journal/Conf.) under review

Journal Articles: Total 16
   
Selected list: 
  1. K. Roy, J. Shelton, B. O'Connor, and M. Kamel, "Multibiometric System using fuzzy level set and GEFE," IET Biometrics, 2014. Accepted.
  2. K. Roy, B. O'Connor, and M. Kamel, "Multibiometric system using level set, modified LBP and random forest," International Journal on Image and Graphics,2014. Published by World Scientific. Accepted.   
  3. K. Roy, P. Bhattacharya, and C. Y. Suen, “Iris segmentation using variational level set method,” Republished in a Virtual Special Issue-Celebrating the Breadth of Biometrics Research (Biometrics 2014), Elsevier Pattern Recognition, 2014. This article has been selected as one of the top 25 biometric articles published by Elsevier so far.
  4. K. Roy, P. Bhattacharya, and C. Y. Suen, “Iris segmentation using game theory,” Signal, Image and Video Processing Journal, Springer-Verlag, vol. 6, no. 2, pp. 301-315, 2012.
  5. K. Roy, P. Bhattacharya, and C. Y. Suen, “Iris segmentation using variational level set method,” Optics and Lasers in Engineering, Elsevier, vol. 49, no. 4, pp. 578-588, 2010. DOI:10.1016/j.optlaseng.2010.09.011.
  6. K. Roy, P. Bhattacharya, and C. Y. Suen, “Iris recognition using shape guided approach and game theory,” Pattern Analysis and Applications, Springer-Verlag, vol. 14, no. 4, pp. 329-348, 2011. DOI: 10.1007/s10044-011-0229-7.
  7. K. Roy, P. Bhattacharya, and C. Y. Suen, “Towards nonideal iris recognition based on level set method, genetic algorithms and adaptive asymmetrical SVMs,” Engineering Applications of Artificial Intelligence, Elsevier, vol. 24, no. 3, pp. 458-475, 2011.
  8. K. Roy and P. Bhattacharya, “Improvement of iris recognition performance using region-based active contour model,” International Journal of Pattern Recognition and Artificial Intelligence (IJPRAI), vol. 24, no. 8, pp. 1209-1236, 2010, Published by World Scientific.
  9. K. Roy, and P. Bhattacharya, “Iris recognition using genetic algorithms and asymmetrical SVMs,” Machine Graphics & Vision Journal, Published by Institute of Computer Science, Polish Academy of Sciences, vol. 19, no. 1, pp. 1-30, 2009. 
  10. K. Roy and P. Bhattacharya, “Optimal features subset selection and classification for iris recognition,” EURASIP Journal on Image and Video Processing. vol. 2008, Article ID 743103, 20 pages, 2008. doi:10.1155/2008/743103. (Springer open access journal)
 

Book Chapters:

  1. K. Roy and P. Bhattacharya, "Iris Recognition Based on Genetic Algorithms and Multi-Class Gaussian Mixture Model," 12th International Workshop on Combinatorial Image Analysis (IWCIA’2008), Buffalo, New York, April 2008. Appeared as a Chapter of the Book Titled "Image Analysis - From Theory to Applications" (ed. R. P. Barneva and V. E. Brimkov), pp. 103-112. Publisher: Research Publishing, 2008. ISBN 978-981-08-0228-8. Presentation Type: Oral. 
  2. K. Roy and P. Bhattacharya, "Optimal Features Selection for Iris Recognition", 12th International Workshop on Combinatorial Image Analysis (IWCIA’2008), Buffalo, New York, April 2008. Appeared as a Chapter of the Book Titled "Image Analysis - From Theory to Applications" (ed. R. P. Barneva and V. E. Brimkov), pp. 113-124. Publisher: Research Publishing, 2008. ISBN 978-981-08-0228-8.Presentation Type: Oral.  
Conference/Workshop/Symposium: Total 45 [Year 2001-Present]


2 Conference articles Under Review

Selected List
  1. F. Ahmad, K.Roy,J. Shelton, B. O'Connor, A. Esterline, and G. Dozier, "Face Recognition Using Game Theory" 7th ICMLC 2015. Accepted. 
  2. F. Ahmad, K.Roy, and K. Popplewell, Multispectral Iris Recognition Using Patch Based Game Theory," 11th International Conference on Image Analysis and Recognition (ICIAR'14), 2014 Portugal. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS).
  3. J. Shelton, K. Roy, F. Ahmad, B. O’Connor, "Iris Recognition Using Level Set and hGEFE," IEEE SMC 2014, San Diego, CA. (Oral) Accepted.
  4. K. Popplewell, K. Roy, F. Ahmad, and J. Shelton, "Multispectral Iris Recognition Utilizing Hough Transform and Modified LBP," IEEE SMC 2014, San Diego, CA. (Oral) Accepted.
  5. S. Ainala, and K. Roy, "Study of body fat density," National Consortium for Data Science (NCDS), 2014. Accepted.
  6. B. O’Connor, K. Roy, and G. Dozier, “Iris recognition using distance regularized level set method and modified LBP,” International conference on communication systems and computational intelligence (CCSCI 2014), Accepted for or publication. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS). [Received Best Oral Paper Award, Extended Version Appeared in a Journal ]
  7. H. Williams, J. Carter, W. Campbell, K. Roy, and G. Dozier, “Genetic & evolutionary feature selection for author identification of HTML associated with malware,” International Conference on Machine Learning and Computing (ICMLC 2014). Accepted for publication.
  8. K.Roy, "Iris Recognition using Region-Based Active Contour Model and Modified LBP", IEEE Conference on SMC, Manchester, UK, 2013. Accepted for publication.
  9. K. Roy and M.S. Kamel,  "Facial Expression Recognition using Game Theory" 5th INNS IAPR TC3 GIRPR International Workshop on Artificial Neural Networks in Pattern Recognition (ANNPR 2012), Trento, Italy. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Artificial Intelligence (LNAI). 
  10. K. Roy and M.S. Kamel,  "Facial Expression Recognition using Game Theory and Particle Swarm Optimization"  6th International Conference on Computer Vision and Graphics (ICCVG'12), Poland. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS). 
  11. K. Roy and M.S. Kamel,  "Multibiometric System Using Distance Regularized Level Set Method and Particle Swarm Optimization"  6th International Conference on Computer Vision and Graphics (ICCVG'12), Poland. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS). [This paper combines iris, palmprint and fingerprint biometrics]
  12. K. Roy and M.S. Kamel, "Multibiometric System Using Level Set Method and Particle Swarm Optimization"  8th International Conference on Image Analysis and Recognition (ICIAR'12), Portugal. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS). [This paper combines iris, face and gait biometrics]
  13. K. Roy, P. Bhattacharya, and C. Y. Suen, "Recognition of unideal iris images using region-based active contour model and game theory' 17th International Conference on Image Processing (ICIP 2010), Hong Kong, Sept 26-29, 2010. Accepted for publication.
  14. K. Roy, P. Bhattacharya, and C. Y. Suen, “Unideal iris segmentation using game theory” 20th IAPR IEEE International Conference on Pattern Recognition (ICPR’2010), Istanbul, Aug 23-26, 2010: Accepted for publication. (Oral Paper acceptance rate is 17%)
  15. K. Roy, C. Y. Suen, and P. Bhattacharya and, "Unideal iris segmentation using region-based active contour model" 7th International Conference on Image Analysis and Recognition (ICIAR'10), Portugal. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS).
  16. K. Roy and P. Bhattacharya, "Variational level set method and game theory applied for nonideal iris recognition," 16th IEEE International Conference on Image Processing (ICIP'09), pp. 2721 - 2724,  Cairo, Egypt, Nov. 7-11, 2009. Print ISBN: 978-1-4244-5653-6. E-ISBN : 978-1-4244-5655-0.
  17. K. Roy and P. Bhattacharya, “Noncooperative Iris Recognition based on Level Set Method and Game Theory,” 7th International Conference on Computer Vision Systems (ICVS'09), Liège, Belgium, Oct. 13-15, 2009. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS).
  18. K. Roy and P. Bhattacharya, “Iris Recognition in Nonideal Situations,” 12th Information Security Conference (ISC'09), Pisa, Italy, Sept 7-9 2009. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS).
  19. K. Roy and P. Bhattacharya, “Level Set Approaches and Adaptive Asymmetrical SVMs Applied for Nonideal Iris Recognition,” 6th International Conference on Image Analysis and Recognition (ICIAR'09), Canada. Accepted. Proceedings to be appeared in Springer Lecture Note Series in Computer Science (LNCS).
  20. K. Roy and Prabir Bhattacharya, "Iris Recognition based on Variational Level Set method in Noisy Situations", 4th IEEE International Conference on Internet Technology and Secured Transactions (ICITST-2009) in London, UK, November 9-122009. Accepted.
  21. A. Mondal, K. Roy and Prabir Bhattacharya, "Secure Biometric System for Accessing Home Appliances via Internet", 4th IEEE International Conference on Internet Technology and Secured Transactions (ICITST-2009) in London, UK, November 9-122009. Accepted.
  22. A. Mondal, K. Roy and Prabir Bhattacharya, "Secure and Simplified Access to Home Appliance using Iris Recognition", IEEE Workshop on Computational Intelligence in Biometrics: Theory, Algorithms, and Applications (CIB 2009), Nashville, Tennessee 37214, USA, 2009. Accepted.
  23. K. Roy and P. Bhattacharya, "Adaptive Asymmetrical SVM and Genetic Algorithms Based Iris Recognition",  19th IAPR IEEE International Conference on Pattern Recognition (ICPR'2008), Tampa, Florida, USA, December 8-11, 2008. Accepted. Presentation Type: Oral.  (Oral Paper acceptance rate is 18%)
  24. K. Roy and P. Bhattacharya, “Improving Feature Subset Selection using Genetic Algorithms for Iris Recognition”, 3rd International Workshop on Artificial Neural Networks in Pattern Recognition (ANNPR'08), Pierre & Marie Curie University, Paris, France, July 2-4, 2008. Proceedings appeared in the Springer Lecture Note Series in Artificial Intelligence (LNAI), vol. 5064/2008, pp. 292-304 (2008). Presentation Type: Oral.
  25. K. Roy and P. Bhattacharya, “Optimal Features Subset Selection using Genetic Algorithms for Iris Recognition”, 5th International Conference on Image Analysis and Recognition (ICIAR'08), Portugal, June 25-27, 2008. Proceedings Appeared in the Springer Lecture Note Series in Computer Science (LNCS), vol. 5112, pp. 894-904 (2008).Presentation Type: Oral. 
  26. K. Roy and P. Bhattacharya, “Application of multi-objective genetic algorithm and asymmetrical SVM to improve the reliability of an iris recognition system” IEEE conference on Systems, Man, and Cybernetics (SMC’2007), Oct. 7-10, 2007, Montreal, Canada. Vol. 4. Pages 1952-1957. Presentation Type: Oral.
  27. K. Roy and P. Bhattacharya, ”Iris recognition using collarette boundary localization and asymmetrical SVM” in International conference on image analysis and recognition (ICIAR’2007), Montreal, Canada, Aug. 22-24, 2007, Proceedings appeared in the Springer Lecture Note Series in Computer Science (LNCS), vol. 4633 Pages 854-865.Presentation Type: Oral.
  28. K. Roy and P. Bhattacharya, ”Multi-objective genetic algorithm and asymmetrical SVM for efficient iris recognition” International conference on image analysis and processing (ICIAP’2007), Sept. 10-14, 2007, Modena, Italy. Pages 3-8 IEEE Computer Society Press. Presentation Type: Oral.
  29. K. Roy and P. Bhattacharya ”An Iris Recognition Method based on Zigzag Collarette Area and Asymmetrical Support Vector Machines”, in IEEE conference on Systems, Man, and Cybernetics (SMC’2006), 8-11 October, 2006, Taiwan. Pages 861-865. Presentation Type: Oral.
  30. K. Roy and P. Bhattacharya, “Iris Recognition with Support Vector Machine,” IAPR International Conference on Biometric Authentication (ICBA'2006), Hong Kong, January 2006. Proceedings appeared in the Springer Lecture Note Series in Computer Science (LNCS), vol. 3882. Pages 486-492.Presentation Type: Poster.
  31. K. Roy and P. Bhattacharya, “An Improved Iris Recognition System using Zigzag Collarette Area and Support Vector Machine” in XXIII International Biometric Conferences (IBC’2006), 16-21 July, 2006, Quebec, Canada. Presentation Type: Oral.
Theses
  1. Title: "Recognition of nonideal iris images using shape guided approach and game theory", PhD thesis, Dept. of Computer Science, Concordia University, Montreal, QC, Canada. [Nominated for Governor's General Gold Medal of Canada]
  2. Title: “Iris Recognition using support vector machines”, Master’s thesis, Dept. of Computer Science, Concordia University, Montreal, QC, Canada.
  3. Title: “An approach to implement the speech recognition system using artificial neural network”, Master’s Thesis, Dept. of Computer Science and Technology, University of Rajshahi, Rajshahi, Bangladesh.

Grant, Awards and Scholarships

  1. NSF REU on Cyber Identity (http://cyberreu.ncat.edu), March 1, 2015-Feb 28, 2018, (PI)
  2. BEACON (NSF Supported) Grant, 2014 May-2015 Aug (PI)
  3. The Center for Advanced Studies in Identity Sciences (CASIS) [Working as a Co-PI since February 2013]. 
  4. Nominated by College of Engineering for the University "Rookie of the Year 2014"
  5. NSERC Visiting fellowship 2011-2012 [Prestigious Postdoctoral Fellowship]. 
  6. Le Fonds québécois de la recherche sur la nature et les technologies (FQRNT) [Post Doctoral B3 Fellowship 2010/2011, Committee 15, From March 2011 to Feb 2013. [Prestigious Postdoctoral Fellowship]. 
  7. Hydro Quebec Award 2009 (Jan 2010-Aug 2010)
  8. Doctoral Thesis Completion Award 2009 (Jan' 2010-April 2010)
  9. Graduate Awards Office Conference Funding for the Academic year 2008-2009.    
  10. Power Corporation of Canada Graduate Fellowship.
  11. Natural Sciences and Engineering Research Council of Canada (NSERC) [Prestigious Doctoral Scholarship]. 
  12. Le Fonds québécois de la recherche sur la nature et les technologies (FQRNT) [Post Graduate Level]: Ranked 4-Programme B2, Committee 05A. [Prestigious Doctoral Scholarship]. 
  13. Graduate Awards Office Conference Funding for the Academic year 2007-2008.
  14. Concordia University Graduate Fellowship- Duration: Sept, 2007-Aug 2009.
  15. International Partial Fee Remission Award- Duration: Sept’2006-Aug’2007, Concordia University, Montreal, QC, Canada.
  16. International Full Fee Remission Award- Duration: Sept’2006-Aug’2007, Concordia University, Montreal, QC, Canada.
  17. Entrance Scholarship Provided by Faculty of Science, Rajshahi University, Bangladesh for Higher Secondary Certificate (HSC) Result. Duration: 3 years.
  18. Science Faculty Award, Rajshahi University, Bangladesh for B.Sc. in Computer Science and Technology.
  19. Department award for B.Sc. in Computer Science and Technology Result.
  20. Vice-chancellor Gold Medal, Rajshahi University, Bangladesh for B.Sc. in Computer Science & Technology result.

Program Chair/Co-Chair

  • ICMLC 2015 (Conference Chair)
  • 25th MAICS 2015 (Program Chair)

Program Committee Member

  • IEEE Seventh International Conference on Biometrics: Theory, Applications and Systems (BTAS 2015).
  • International Conference on Image Analysis and Recognition, Póvoa de Varzim, Portugal, 2015.
  • International Workshop on Recent Advances in Digital Security: Biometrics and Forensics (BioFor 2015), Italy. 
  • IEEE International Conference on Pattern Recognition, Sweden 2014            
  • International Conference on Machine Learning and Computing, Toronto, Canada, 2014.
  • International conference on communication systems and computational intelligence, Toronto, Canada, 2014. 
  • International Conference on Image Analysis and Recognition, Póvoa de Varzim, Portugal, 2013
  • Track Chair--MAICS 2014
Section Editor:
  • Journal of Pattern Recognition Research

Review Activities

Conference Articles:
  • ICPR 2010, 2014,  ICIAR 2012, 2013
Journal Articles:
  • Pattern Recognition  Elsevier, Signal Processing Elsevier, Information Sciences, Elsevier, IEEE  Transactions on Information Forensics & Security, IET Image Processing, Journal on Computing and Informatics (CAI), Eurasip Journal of Advances on Signal Processing, International Journal on Pattern Analysis and Applications Journal (Springer), International Journal on Pattern Recognition and Artificial Intelligence Journal, IEEE Transactions on Systems, Man, and Cybernetics Part A, B, C
Media Coverage

Concordia University Journal (Concordia University Now): Great Grad Story (Was Selected as a Concordia Great Grad)
Link:http://www.concordia.ca/now/campus-life/concordia-community/20110620/how-to-decode-the-iris.php


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