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ICIP
2009
IEEE
15 years 3 days ago
A compressive-sensing based watermarking scheme for sparse image tampering identification
In this paper we describe a robust watermarking scheme for image tampering identification and localization. A compact representation of the image is first produced by assembling a...
Giuseppe Valenzise, Marco Tagliasacchi, Stefano Tu...
CVPR
2004
IEEE
16 years 4 months ago
Elastic-String Models for Representation and Analysis of Planar Shapes
We develop a new framework for the quantitative analysis of shapes of planar curves. Shapes are modeled on elastic strings that can be bent, stretched or compressed at different r...
Washington Mio, Anuj Srivastava
ICIP
2006
IEEE
16 years 4 months ago
Mesh-Based Motion-Compensated Interpolation for Side Information Extraction in Distributed Video Coding
1 This paper addresses the problem of side information generation in distributed video compression (DVC) schemes. Intermediate frames constructed by motioncompensated interpolation...
Denis Kubasov, Christine Guillemot
ICIP
2003
IEEE
16 years 4 months ago
Frame rate preferences in low bit rate video
A double stimulus subjective evaluation was performed to determine preferred frame rates at a fixed bit rate for low bit rate video. Stimuli consisted of eight reference color vid...
Gayatri Yadavalli, Mark Masry, Sheila S. Hemami
ICIP
2002
IEEE
16 years 4 months ago
Modeling the self-similar behavior of packetized MPEG-4 video using wavelet-based methods
Video streaming has already been very popular on the Internet through services such as news bulletins from different parts of the world and on-demand music-video clips. With rapid...
Brian L. Evans, Dogu Arifler