Aditi Roy, Ph.D

Aditi Roy, Ph.D

Postdoctoral Fellow

Computer Science and Engineering

Biography

Aditi Roy is a Postdoctoral Fellow at the CSE Department, NYU Tandon School of Engineering, working with Professor Nasir Memon. Before joining NYU, she did her MS and Ph.D. from Indian Institute of Technology, Kharagpur, India. Her research interests include machine learning, image and video processing, biometrics, human-computer interaction, computer vision, pattern recognition, and computer security. 

Journal Articles

Journal Paper:

  1. A. Roy, P. Chattopadhyay, S. Sural, J. Mukhopadhyay, and G. Rigoll, “Modeling, Synthesis and Characterization of Occlusion in Videos", IET Computer Vision, 2015.
  2. P. Chattopadhyay, A. Roy, S. Sural, and J. Mukhopadhyay, “Pose Depth Volume Extraction from RGB-D Streams for Frontal Gait Recognition", Visual Communication and Image Representation, Vol. 25, No.1, pp. 53-63, 2014.
  3. A. Roy, S. Sural, and J. Mukhopadhyay, “A Hierarchical Method Combining Gait
    and Phase of Motion with Spatiotemporal Model for Person Reidentification", Pattern Recognition Letters, Vol. 33, No. 14, pp. 1891-1901, 2012.
  4. A. Roy, S. Sural, and J. Mukhopadhyay, “Gait Recognition using Pose Kinematics and Pose Energy Image", Signal Processing, Vol. 92, No. 3, pp. 780-792, 2012.
  5. A. Roy, S. Sural, J. Mukhopadhyay, and G. Rigoll, “Occlusion Detection and Gait Silhouette Reconstruction from Degraded Scenes", Springer Journal on Signal, Image and Video Processing, Special Issue on Unconstrained Biometrics: Advances and Trends, Vol. 5, No. 4, pp. 415-430, 2011.
  6. A. Roy, S. Sural, J. Mukhopadhyay, and A. K. Majumdar, “State based Modeling and Object Extraction from Echocardiogram Video", IEEE Transactions on Information Technology in Biomedicine, Vol. 12, No. 3, pp. 366-376, 2008.

Conference Paper:

  1. A. Roy, T. Halevi, and N. Memon, “An HMM-based Multi-sensor Approach for Continuous Mobile Authentication", Proc. of MILCOM, 2015.
  2. D. K. Yadav, B. Ionascu, S. V. K. Ongole, A. Roy, and N. Memon, “Design and Analysis of Shoulder Surfing Resistant PIN based Authentication Mechanisms on Google Glass", Proc. of Workshop on Wearable Security and Privacy, 2015. 
  3. A. Roy, T. Halevi, and N. Memon, “An HMM-based Behavior Modeling Approach for Continuous Mobile Authentication", Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP’14), 2014.
  4. S. Bhattacharyya, A. Roy, J. Mukhopadhyay, A. K. Majumdar, B. Majumdar, and A. Singh, “Motion based Summarization in Newborn Video EEG for Seizure Detection", Proc. of IEEE EMBS Special Topic Conf. on Point-of-Care Healthcare Tech., 2012. 
  5. S. Bhattacharyya, A. Roy, D. P. Dogra, A. Biswas, J. Mukhopadhyay, A. K. Majumdar, B. Majumdar, S. Mukherjee, and A. Singh, “Summarization of Neonatal Video EEG for Seizure and Artifact Detection", Proc. of National Conference on Computer Vision, Pattern Recognition, Image Processing and Graphics (NCVPRIPG), pp.134-137, 2011. 
  6. A. Roy, S. Sural, J. Mukhopadhyay, and A. K. Majumdar, “A Hierarchical Approach for Content-Based Echocardiogram Video Indexing and Retrieval", Proc. of International Conference on Communication, Computing & Security (ICCCS), ACM Press, pp. 253-258, Feb 2011. 
  7. A. Roy, G. Harit, and S. Sural, “Shape-based Deformation Detection in Silhouette for Occlusion Handling in Gait Analysis", Proc. of National Conference on Computer Vision, Pattern Recognition, Image Processing and Graphics (NCVPRIPG), Rajasthan, India,2010.
  8. A. Roy and S. Sural, “A Fuzzy Inferencing System for Gait Recognition", North American Fuzzy Information Processing Scoiety Annual Conference (NAFIPS), DOI: 10.1109/NAFIPS.2009.5156479, Cincinnati, USA, 2009. 
  9. A. Roy, S. Sural, J. Mukhopadhyay, and A. K. Majumdar, “Modeling of Echocardiogram Video based on Views and States", Proc. of Indian Conference on Computer Vision, Graphics and Image Processing. (ICVGIP), LNCS 4338, Springer Verlag, pp.397-408, Dec 2006. 
  10. A. Roy, V. Pallavi, A. Saha, S. Sural, J. Mukhopadhyay, and A. K. Majumdar, “Data Model of Echocardiogram Video for Content based Retrieval", Proc. of Med. Informatics and Telemed. (ICMIT), Macmillan, pp. 81-85, Dec 2006.

Education

Indian Institute of Technology, Kharagpur, India, 2012

Doctor of Philosophy, Information Technology

Indian Institute of Technology, Kharagpur, India, 2008

Master of Science, Information Technology

West Bengal University of Technology, India, 2005

Bachelor of Technology, Electronics and Instrumentation Engg.

Experience

Indian Institute of Technology, Kharagpur, India

Research Consultant

Worked as Research Consultant at Sponsored Research and Industrial Consultancy (SRIC), Indian Institute of Technology Kharagpur in government-academia collaborative research projects, during my M.S. and Ph.D. tenure at Indian Institute of Technology Kharagpur.

Worked in the following research projects and developed prototype tools, published several conference and journal papers related to them. [1] Modeling and Management of Dynamic Objects (Department of Science and Technology, Govt. of India), [2] Medical Information Access using Hand-held Devices in a Wireless Environment for Telemedicine Applications (Ministry of Communication and Information Technology, Govt. of India), [3] Development of a Web-enabled c-Healthcare System for Neonatal Patient Care Services ( Ministry of Communication and Information Technology, Govt. of India).

From: June 2005 to December 2012

Research Interests

Machine learning, image and video processing, biometrics, human-computer interaction, computer vision, pattern recognition, and computer security.