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ICIP
2001
IEEE
14 years 12 months ago
A hierarchical image authentication watermark with improved localization and security
Several fragile watermarking schemes presented in the literature are either vulnerable to vector quantization (VQ) counterfeiting attacks or sacrifice localization accuracy to imp...
Mehmet Utku Celik, Gaurav Sharma, Eli Saber, A. Mu...
ICIP
2001
IEEE
14 years 12 months ago
VISMap: an interactive image/video retrieval system using visualization and concept maps
Images and videos can be indexed by multiple features at different levels, such as color, texture, motion, and text annotation. Organizing this information into a system so that u...
William Chen, Shih-Fu Chang
ICIP
2001
IEEE
14 years 12 months ago
Lossy and lossless compression for color-quantized images
An efficient compression scheme for color-quantized images based on progressive coding of color informationhas been developed. Rather than sorting color indexes into a linear list...
Xin Chen, Sam Kwong, Ju-fu Feng
ICIP
2001
IEEE
14 years 12 months ago
Video similarity detection with video signature clustering
The proliferation of video content on the web makes similarity detection an indispensable tool in web data management, searching, and navigation. We have previously proposed a com...
Sen-Ching S. Cheung, Avideh Zakhor
ICIP
2001
IEEE
14 years 12 months ago
Constant pace skimming and temporal sub-sampling of video using motion activity
We describe a "constant pace" framework for video summarization via fast playback or temporal subsampling. The pace of the summary serves as a parameter that enables pro...
Ajay Divakaran, Kadir A. Peker, Huifang Sun