Publications

Note: The PDFs linked to below may not be the final versions of the papers. The final versions are available on the publisher's website (where applicable).

Doctoral Thesis:

Pravin Kakar, "Passive Approaches for Digital Image Forgery Detection", School of Computer Engineering & Institute for Media Innovation, Nanyang Technological University, Singapore, 2012.
[Lo-Res (5.5 MB)] [Hi-Res (67 MB)]

Journals:

  • P. P. San*, P. Kakar*, X.-L. Li, S.P. Krishnaswamy, J.-B. Yang and M. N. Nguyen, "Deep Learning for Human Activity Recognition", Big Data Analytics for Sensor-Network Collected Intelligence, Elsevier, February 2017.
    [PDF] [Elsevier]
    *Equal contribution

  • P. Kakar and N. Sudha, "Verifying Temporal Data in Geotagged Images via Sun Azimuth Estimation", IEEE Transactions on Information Forensics and Security, vol. 7, no. 3, pp. 1029-1039, June 2012.
    [PDF] [IEEEXplore]

  • P. Kakar and N. Sudha, "Exposing Postprocessed Copy-Paste Forgeries through Transform-Invariant Features", IEEE Transactions on Information Forensics and Security, vol. 7, no. 3, pp. 1018-1028, June 2012.
    [PDF] [IEEEXplore] [Signature Extraction Code (ISO)]

  • P. Kakar, N. Sudha and W. Ser, "Exposing Digital Image Forgeries by Detecting Discrepancies in Motion Blur", IEEE Transactions on Multimedia, vol. 13, no. 3, pp. 443-452, June 2011.
    [PDF] [IEEEXplore] [Dataset]

Conferences:

  • P. Kakar and A. Y.-S. Chia, "If You Can't Beat Them, Join Them: Learning with Noisy Data", ACM Multimedia Conference, October 2015.
    [PDF] [ACM-DL]

  • P. Kakar and A. Y.-S. Chia, "Probabilistic Learning from Mislabelled Data for Multimedia Content Recognition", IEEE International Conference on Multimedia & Expo, July 2015.
    [PDF] [IEEEXplore]

  • P. Kakar, X. Wang and A. Y.-S. Chia, "Automatic Image Annotation using Weakly Labelled Web Data", Winner of ImageCLEF Scalable Concept Image Annotation Challenge, June 2015.
    [PDF] [CEUR-WS]

  • P. Kakar and N. Sudha, "Authenticating Image Metadata Elements using Geolocation Information and Sun Direction Estimation", IEEE International Conference on Multimedia & Expo, July 2012, pp. 236-241.
    [PDF] [IEEEXplore]

  • P. Kakar and N. Sudha, "Detecting Copy-Paste Forgeries using Transform-Invariant Features", IEEE International Symposium on Consumer Electronics, June 2011, pp. 58-61.
    [PDF] [IEEEXplore]

  • P. Kakar, N. Sudha and W. Ser, "Image Authentication by Motion Blur Consistency Verification", IEEE TENCON, November 2010, pp. 188-193.
    [PDF] [IEEEXplore]

  • P. Kakar, N. Sudha and W. Ser, "Detecting Digital Image Forgeries through Inconsistent Motion Blur", IEEE International Conference on Multimedia & Expo, July 2010, pp. 486-491.
    [PDF] [IEEEXplore]

  • P. Kakar, N. Sudha and W. Ser, "Detecting Image Forgeries through Discrepancies in Motion Blur", Computer Graphics International, June 2010.
    [PDF]