Publications

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Retreived entries: 39 [» Advanced search]

    2009

  1. A. Sarkar and B. S. Manjunath,
    "Double Embedding in the Quantization Index Modulation Framework"
    Proc. International Conference on Image Processing, 2009, Cairo, Egypt, Nov. 2009.
    [abstract] [BibTex]

    Abstract preview: "In this paper, we perform double embedding in the quantization index modulation (QIM) framework where a single coefficient is modified twice, using two quantizers, to embed two bits. The motivation be..." [more]

  2. L. Nataraj, A. Sarkar and B. S. Manjunath,
    "Adding Gaussian Noise to Denoise JPEG for detecting Image Resizing"
    Proc. International Conference on Image Processing, 2009, Cairo, Egypt, Nov. 2009.
    [abstract] [BibTex]

    Abstract preview: "In this paper, we propose robust methods to detect image resizing. A common problem affecting most resizing detection algorithms is that they are susceptible to JPEG compression attacks. The reason is..." [more]

  3. Anindya Sarkar and B. S. Manjunath,
    "Image Dependent Log-likelihood Ratio Allocation for Repeat Accumulate Code based Decoding in Data Hiding Channels"
    Technical Report, VRL, ECE, University of California, Santa Barbara, Sep. 2009.
    [abstract] [PDF] [BibTex]

    Abstract preview: "Error correction codes of suitable redundancy are used for ensuring perfect data recovery in noisy channels. For iterative decoding based methods, the decoder needs to be initialized with proper confi..." [more]

  4. Anindya Sarkar, Lakshmanan Nataraj and B. S. Manjunath,
    "Robust Key-point based Data Hiding"
    Technical Report, VRL, ECE, University of California, Santa Barbara, Sep. 2009.
    [abstract] [PDF] [BibTex]

    Abstract preview: "We propose a robust data-hiding method which can survive a host of global, geometric and image editing attacks. Localized redundant embedding around multiple key-point centered regions are used to pro..." [more]

  5. Anindya Sarkar, Lakshmanan Nataraj and B. S. Manjunath,
    "Detection of Seam Carving and Localization of Seam Insertions in Digital Images"
    Proc. 11th ACM Workshop on Multimedia and Security, Princeton, New Jersey, Sep. 2009.
    [abstract] [BibTex]

    Abstract preview: ""Seam carving" is a recently introduced content aware image resizing algorithm. This method can also be used for image tampering. In this paper, we explore techniques to detect seam carving (or seam i..." [more]

    6. 2008

  6. Anindya Sarkar, Upamanyu Madhow and B. S. Manjunath,
    "Estimating the Redundancy Factor for RA-encoded sequences and also Studying Steganalysis Performance of YASS"
    Technical Report, VRL, ECE, University of California, Santa Barbara, Dec. 2008.
    Technical Report
    [abstract] [PDF] [BibTex]

    Abstract preview: "Our recently introduced JPEG steganographic method called Yet Another Steganographic Scheme (YASS) can resist blind steganalysis by embedding data in the discrete cosine transform (DCT) domain in rand..." [more]

  7. Anindya Sarkar, Lakshmanan Nataraj, B. S. Manjunath, Upamanyu Madhow,
    "Estimation of Optimum Coding Redundancy and Frequency Domain Analysis of Attacks for YASS - a Randomized Block Based Hiding Scheme"
    Proc. IEEE International Conference on Image Processing, San Diego, CA, Oct. 2008.
    [abstract] [PDF] [BibTex]

    Abstract preview: "Our recently introduced JPEG steganographic method called Yet Another Steganographic Scheme (YASS) can resist blind steganalysis by embedding data in the discrete cosine transform (DCT) domain in rand..." [more]

  8. Anindya Sarkar, Pratim Ghosh, Emily Moxley and B. S. Manjunath,
    "Video Fingerprinting: Features for Duplicate and Similar Video Detection and Query-based Video Retrieval"
    Proc. SPIE - Multimedia Content Access: Algorithms and Systems II, San Jose, California, Jan. 2008.
    [abstract] [PDF] [BibTex]

    Abstract preview: "A video "fingerprint" is a feature extracted from the video that should represent the video compactly, allowing faster search without compromising the retrieval accuracy. Here, we use a keyframe set t..." [more]

  9. Anindya Sarkar, Kaushal Solanki and B. S. Manjunath,
    "Further Study on YASS: Steganography Based on Randomized Embedding to Resist Blind Steganalysis"
    Proc. SPIE - Security, Steganography, and Watermarking of Multimedia Contents (X), San Jose, California, Jan. 2008.
    [abstract] [PDF] [BibTex]

    Abstract preview: "We present further extensions of yet another steganographic scheme (YASS), a method based on embedding data in randomized locations so as to resist blind steganalysis. YASS is a JPEG steganographic te..." [more]

  10. A. Sarkar, K. Sullivan and B. S. Manjunath,
    "Steganographic Capacity Estimation for the Statistical Restoration Framework"
    Proc. SPIE - Security, Steganography, and Watermarking of Multimedia Contents (X), San Jose, California, Jan. 2008.
    [abstract] [PDF] [BibTex]

    Abstract preview: "In this paper we attempt to quantify the "active" steganographic capacity - the maximum rate at which data can be hidden, and correctly decoded, in a multimedia cover subject to noise/attack (hence - ..." [more]

    11. 2007

  11. A. Sarkar and B. S. Manjunath,
    "Estimating Steganographic Capacity for Odd-Even Based Embedding and its Use in Individual Compensation"
    Proc. IEEE International Conference on Image Processing (ICIP), San Antonio, TX, Sep. 2007.
    [abstract] [PDF] [BibTex]

    Abstract preview: "We present a method to compute the steganographic capacity for images, with odd-even based hiding in the quantized discrete cosine transform domain. The method has been generalized for varying orders ..." [more]

  12. Kaushal Solanki, Anindya Sarkar and B. S. Manjunath,
    "YASS: Yet Another Steganographic Scheme that Resists Blind Steganalysis"
    9th International Workshop on Information Hiding, Saint Malo, Brittany, France, Jun. 2007.
    [abstract] [PDF] [BibTex]

    Abstract preview: "A new, simple, approach for active steganography is pro- posed in this paper that can successfully resist recent blind steganaly- sis methods, in addition to surviving distortion constrained attacks. ..." [more]

  13. A. Sarkar, K. Solanki, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
    "Secure Steganography: Statistical Restoration of the Second Order Dependencies for Improved Security"
    Proc. 32nd IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Honolulu, Hawaii, Apr. 2007.
    [abstract] [PDF] [BibTex]

    Abstract preview: "We present practical approaches for steganography that can provide improved security by closely matching the second-order statistics of the host rather than just the marginal distribution. The methods..." [more]

  14. A. Sarkar, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
    "Adaptive MPEG-2 Video Data Hiding Scheme"
    Proc. SPIE Security, Steganography, and Watermarking of Multimedia Contents IX, Jan. 2007.
    [abstract] [PDF] [BibTex]

    Abstract preview: "We have investigated adaptive mechanisms for high-volume transform-domain data hiding in MPEG-2 video which can be tuned to sustain varying levels of compression attacks. The data is hidden in the unc..." [more]

    15. 2006

  15. K. Solanki, U. Madhow, B. S. Manjunath, S. Chandrasekaran and I. El-Khalil,
    "'Print and Scan' Resilient Data Hiding in Images"
    IEEE Transactions on Information Forensics and Security, vol. 1, no. 4, pp. 464-478, Dec. 2006.
    [abstract] [PDF] [BibTex]

    Abstract preview: "Print-scan resilient data hiding finds important applications in document security and image copyright protection. This paper proposes methods to hide information into images that achieve robustness a..." [more]

  16. K. Sullivan, K. Solanki, B.S. Manjunath, U. Madhow and S. Chandrasekaran,
    "Determining achievable rates for secure zero divergence steganography"
    Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
    [abstract] [PDF] [BibTex]

    Abstract preview: "In steganography (the hiding of data into innocuous covers for secret communication) it is difficult to estimate how much data can be hidden while still remaining undetectable. To measure the inherent..." [more]

  17. K. Solanki, K. Sullivan, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
    "Provably secure steganography: Achieving zero K-L divergence using statistical restoration"
    Proc. IEEE International Conference on Image Processing 2006 (ICIP06), Atlanta, GA USA, Oct. 2006.
    [abstract] [PDF] [BibTex]

    Abstract preview: "In this paper, we present a framework for the design of steganographic schemes that can provide provable security by achieving zero Kullback-Leibler divergence between the cover and the stego signal d..." [more]

  18. K. Sullivan, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
    "Steganalysis for Markov cover data with applications to images"
    IEEE Transactions on Information Forensics and Security, vol. 1, no. 2, pp. 275-287, Jun. 2006.
    VRL ID: 157, [abstract] [PDF] [BibTex]

    Abstract preview: "The difficult task of steganalysis, or the detection of the presence of hidden data, can be greatly aided by exploiting the correlations inherent in typical host or cover signals. In particular, sever..." [more]

    19. 2005

  19. Kaushal Solanki,
    "Multimedia Data Hiding: From Fundamental Issues to Practical Techniques"
    Ph.D. Thesis, University of California, Santa Barbara, Dec. 2005.
    [abstract] [PDF] [BibTex]

    Abstract preview: "The rapid growth in the demand and consumption of the digital multimedia content in the past decade has led to some valid concerns over issues such as content security, authenticity, and digital right..." [more]

  20. Kenneth Mark Sullivan,
    "Image Steganalysis: Hunting & Escaping"
    Ph.D. Thesis, University of California, Santa Barbara, Sep. 2005.
    [abstract] [PDF] [BibTex]

    Abstract preview: "Image steganography, the covert embedding of data into digital pictures, represents a threat to the safeguarding of sensitive information and the gathering of intelligence. Steganalysis, the detection..." [more]

  21. K. Solanki, K. Sullivan, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
    "Statistical Restoration for Robust and Secure Steganography"
    Proc. IEEE International Conference on Image Processing, Genova, Italy, Sep. 2005.
    VRL ID: 149, [abstract] [PDF] [BibTex]

    Abstract preview: "We investigate data hiding techniques that attempt to defeat steganalysis by restoring the statistics of the composite image to resemble that of the cover. The approach is to reserve a number of host ..." [more]

  22. K. Solanki, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
    "Modeling the Print-Scan Process for Resilient Data Hiding"
    Proc. SPIE Security, Steganography, and Watermarking of Multimedia Contents VII, Edward J. Delp III, Ping W. Wong (Editors), vol. 5681, pp. 418-429, Mar. 2005.
    VRL ID: 143, [abstract] [PDF] [BibTex]

    Abstract preview: "Print-scan resilient data hiding finds important applications in document security, and image copyright protection. In this paper, we build upon our previous work on print-scan resilient data hiding w..." [more]

  23. K. Sullivan, U. Madhow, S. Chandrasekaran and B. S. Manjunath,
    "Steganalysis of spread spectrum data hiding exploiting cover memory"
    Proc. IS&T/SPIE's 17th Annual Symposium on Electronic Imaging Science and Technology, San Jose, CA, Jan. 2005.
    VRL ID: 142, [abstract] [PDF] [BibTex]

    Abstract preview: "In this paper we study steganalysis, the detection of hidden data. Specifically we focus on detecting data hidden in grayscale images with spread spectrum hiding. To accomplish this we use a statistic..." [more]

    24. 2004

  24. K. Solanki, N. Jacobsen, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
    "Robust Image-Adaptive Data Hiding Based on Erasure and Error Correction"
    IEEE Transactions on Image Processing, vol. 13, no. 12, pp. 1627-1639, Dec. 2004.
    VRL ID: 141, [abstract] [PDF] [BibTex]

    Abstract preview: "Information-theoretic analyses for data hiding prescribe embedding the hidden data in the choice of quantizer for the host data. In this paper, we propose practical realizations of this prescription f..." [more]

  25. K. Solanki, U. Madhow, B. S. Manjunath, and S. Chandrasekaran,
    "Estimating and Undoing Rotation for Print-Scan Resilient Data Hiding"
    Proc. IEEE International Conference on Image Processing, Singapore, Oct. 2004.
    IBM Student Paper Award
    VRL ID: 137, [abstract] [PDF] [BibTex]

    Abstract preview: "This paper proposes a method to hide information into images that achieves robustness against printing and scanning with blind decoding. A significant contribution of this paper is a technique to esti..." [more]

  26. O. Dabeer, K. Sullivan, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
    "Detection of Hiding in the Least Significant Bit"
    IEEE Transactions on Signal Processing, Supplement on Secure Media I, vol. 52, no. 10, pp. 3046-3058, Oct. 2004.
    VRL ID: 136, [abstract] [PDF] [BibTex]

    Abstract preview: "In this paper, we apply the theory of hypothesis testing to the steganalysis, or detection of hidden data, in the least significant bit (LSB) of a host image. The hiding rate (if data is hidden) and h..." [more]

  27. K. Sullivan, Z. Bi, U. Madhow, S. Chandrasekaran and B.S. Manjunath,
    "Steganalysis of quantization index modulation data hiding"
    Proc. IEEE International Conference on Image Processing, Singapore, pp. 1165-1168, Oct. 2004.
    VRL ID: 140, [abstract] [PDF] [BibTex]

    Abstract preview: "Quantization index modulation (QIM) techniques have been gaining popularity in the data hiding community because of their robustness and information-theoretic optimality against a large class of attac..." [more]

    28. 2003

  28. K. Solanki, O. Dabeer, U. Madhow, B. S. Manjunath and Shiv Chandrasekaran,
    "Robust Image-Adaptive Data Hiding: Modeling, Source Coding, and Channel Coding"
    41st Allerton Conference on Communications, Control, and Computing, Oct. 2003.
    VRL ID: 125, [abstract] [PDF] [BibTex]

    Abstract preview: "This paper provides a summary of our work over the past two years on robust, high-volume data hiding in images. We first present a basic framework for image-adaptive hiding, which allows selection of ..." [more]

  29. K. Solanki, O. Dabeer, B. S. Manjunath, U. Madhow and Shiv Chandrasekaran,
    "A Joint Source-Channel Coding Scheme for Image-in-Image Data Hiding"
    IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 2, pp. 743-746, Sep. 2003.
    VRL ID: 119, [abstract] [PDF] [BibTex]

    Abstract preview: "We consider the problem of hiding images in images. In addition to the usual design constraints such as imperceptible host degrada-tion and robustness in presence of variety of attacks, we impose the ..." [more]

  30. K. Sullivan, O. Dabeer, U. Madow, B. S. Manujunath and S. Chandrasekaran,
    "LLRT Based Detection of LSB Hiding"
    IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, vol. 1, pp. 497-500, Sep. 2003.
    VRL ID: 120, [abstract] [PDF] [BibTex]

    Abstract preview: "In this paper we consider a hypothesis testing approach for detection of hiding in the least significant bit (LSB). This steganalysis problem is a composite hypothesis test-ing problem. We state a reg..." [more]

  31. O. Dabeer, K. Sullivan, U. Madow, S. Chandrasekaran and B. S. Manjunath,
    "Detection of hiding in the least significant bit"
    Proc. Conference on Information Sciences and Systems, Mar. 2003.
    VRL ID: 113, [abstract] [PDF] [BibTex]

    Abstract preview: "We consider the problem of detecting hiding in the least significant bit (LSB) of images. Since the hiding rate is not known, this is a composite hypothesis testing problem. We show that under a mild ..." [more]

    32. 2002

  32. N. Jacobsen, K. Solanki, U. Madhow, B. S. Manjunath and S. Chandrasekaran,
    "Image-adaptive hidgh-volume data hiding based on scalar quantization"
    Proc. IEEE Military Communications Conference (MILCOM), Anaheim, CA, USA, vol. 1, pp. 411-415, Oct. 2002.
    VRL ID: 110, [abstract] [PDF] [BibTex]

    Abstract preview: "Information-theoretic analyses for data hiding prescribe embedding the hidden data in the choice of quantizer for the host data. In this paper, we consider a suboptimal implementation of this presc..." [more]

  33. K. Solanki, N. Jacobsen, S. Chandrasekaran, U. Madhow, and B. S. Manjunath,
    "High-volume data hiding in images: Introducing perceptual criteria into quantization based embedding"
    Proc. ICASSP, vol. 4, pp. 3485-3488, May. 2002.
    VRL ID: 96, [abstract] [PDF] [BibTex]

    Abstract preview: "Information-theoretic analyses for data hiding prescribe em-bedding the hidden data in the choice of quantizer for the host data. In this paper, we consider a suboptimal implementation of this prescri..." [more]

    34. 2000

  34. D. Mukherjee, J. J. Chae, S. K. Mitra, and B. S. Manjunath,
    "A source and channel-coding framework for vector-based data hiding in video"
    IEEE Trans. On Circuits and systems for video technology, vol. 10, no. 4, pp. 630-645, Jun. 2000.
    VRL ID: 75, [abstract] [PDF] [BibTex]

    Abstract preview: "Digital data hiding is a technology being developed for multimedia services, where significant amounts of secure data is invisibly hidden inside a host data source by the owner, for retrieval only by ..." [more]

    35. 1999

  35. J. J. Chae and B. S. Manjunath,
    "Data hiding in Video"
    Proc. 6th IEEE International Conference on Image Processing (ICIP'99), Kobe, Japan, vol. 1, pp. 311-315 , Oct. 1999.
    VRL ID: 71, [abstract] [PDF] [BibTex]

    Abstract preview: "We propose a video data embedding scheme in which the embedded signature data is reconstructed without knowing the original host video. The proposed method enables high rate of data embedding and is r..." [more]

  36. J. J. Chae and B. S. Manjunath,
    "A technique for image data hiding and reconstruction without host image"
    Proc. SPIE Security and Watermarking of Multimedia Contents, San Jose, CA, USA, vol. 3657, pp. 386-96, Jan. 1999.
    VRL ID: 63, [abstract] [PDF] [BibTex]

    Abstract preview: "A new technique for embedding image data that can be recovered in the absence of the original host image, is presented. The data to be embedded, referred to as the signature data, is inserted into t..." [more]

    37. 1998

  37. J. J. Chae, D. Mukherjee and B. S. Manjunath,
    "Color image embedding using multidimensional lattice structures"
    Proc. IEEE Intl. Conference on Image Processing (ICIP'98), Chicago, IL, vol. 1, pp. 460-464, Oct. 1998.
    VRL ID: 60, [abstract] [PDF] [BibTex]

    Abstract preview: "This paper describes a robust data embedding scheme which uses noise resilient channel codes based on multidimensional lattice structures. Compared to prior work in digital watermarking, the propose..." [more]

  38. J. J. Chae, D. Mukherjee and B. S. Manjunath,
    "A Robust data hiding technique using multidimensional lattices"
    Proc. IEEE Conference on Advances in Digital Libraries (ADL'98), Santa Barbara, CA, pp. 319-326, Apr. 1998.
    VRL ID: 53, [abstract] [PDF] [BibTex]

    Abstract preview: "We describe a data hiding technique which uses noise resilient channel codes based on multidimensional lattices. A trade-off between the quantity of hidden data and the quality of the watermarked imag..." [more]

  39. J.J. Chae and B. S. Manjunath,
    "A Robust Embedded Data from Wavelet Coefficients"
    Proc. SPIE: Storage and Retrieval for Image and Video Databases VI, San Jose, CA, vol. 3312, pp. 308-317, Jan. 1998.
    VRL ID: 52, [abstract] [PDF] [BibTex]

    Abstract preview: "An approach to embedding gray scale images using a discrete wavelet transform is proposed. The proposed scheme enables using signature images that could be as much as 25% of the host image data and ..." [more]