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ICIP
2008
IEEE
14 years 11 months ago
Localization of tampering in contrast and brightness adjusted images using distributed source coding and expectation maximizatio
Media authentication and tampering localization are important in content delivery via untrusted intermediaries, such as peer-to-peer (P2P) file sharing. Many differently encoded v...
Yao-Chung Lin, David P. Varodayan, Torsten Fink, E...
ICIP
2008
IEEE
14 years 11 months ago
Estimation and representation of accumulated motion characteristics for semantic event detection
In this paper, a motion-based approach for detecting high-level semantic events in video sequences is presented. Its main characteristic is its generic nature, i.e. it can be dire...
Georgios Th. Papadopoulos, Vasileios Mezaris, Ioan...
ICIP
2008
IEEE
14 years 11 months ago
Prediction of preferred ClearType filters using the S-CIELAB metric
The appearance of rendered text is a compromise between the designer's intent and the display capabilities. The ClearType rendering method is designed to enhance rendered tex...
Jiajing Xu, Joyce E. Farrell, Tanya Matskewich, Br...
ICIP
2008
IEEE
14 years 11 months ago
Using local regression kernels for statistical object detection
We present a novel approach to the problem of detection of visual similarity between a template image, and patches in a given image. The method is based on the computation of a lo...
Hae Jong Seo, Peyman Milanfar
ICIP
2008
IEEE
14 years 11 months ago
Photon-limited image denoising by inference on multiscale models
We present an improved statistical model of Poisson processes, with applications in photon-limited imaging. We build on previous work, adopting a multiscale representation of the ...
Stamatios Lefkimmiatis, George Papandreou, Petros ...