25 search results - page 5 / 5 » A detection algorithm for zero-quantized DCT coefficients in... |
DCC
2008
IEEE
14 years 5 months ago
2008
IEEE
Significant work has been done in the areas of image encryption and compression as two independent problems, yet the two areas are strongly interleaved and should be considered si...
ICPR
2000
IEEE
14 years 6 months ago
2000
IEEE
In order to process video data efficiently, a video segmentation technique through scene change detection must be employed. Many of advanced video applications require manipulatio...
Publication
Keyframe extraction constitutes a fundamental unit in many video retrieval-related applications. In the emerging research field of content-based video copy detection, efficient rep...
ICIP
2004
IEEE
14 years 7 months ago
2004
IEEE
We present a novel approach for highway traffic event detection. Our algorithm extracts features directly from the compressed video and automatically detects traffic events using ...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
In this paper, a novel robust tracking algorithm in compressed video is proposed. Within the framework of video compression standards, we consider how to accurately estimate motio...