Sciweavers

ICIP
2008
IEEE
16 years 6 months ago
Classification of unlabeled point sets using ANSIG
We address two-dimensional shape-based classification, considering shapes described by arbitrary sets of unlabeled points, or landmarks. This is relevant in practice because, in m...
José J. Rodrigues, João M. F. Xavier...
ICIP
2008
IEEE
16 years 6 months ago
Resolution-progressive compression of encrypted grayscale images
Compression of encrypted data can be achieved by employing Slepian-Wolf coding (SWC). However, how to efficiently exploit the source dependency in an encrypted colored signal such...
Wei Liu, Wenjun Zeng, Lina Dong, Qiuming Yao
ICIP
2008
IEEE
16 years 6 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
16 years 6 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
16 years 6 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...