812 search results - page 40 / 163 » Edge detection using wavelets |
PCM
2004
Springer
14 years 3 months ago
2004
Springer
A novel video retrieval tool based on MPEG-4 video object (VO) representation is presented. The algorithm extends the concept of edge potential functions (EPF), already used in sha...
WCNC
2008
IEEE
14 years 4 months ago
2008
IEEE
— Since the different bits of the compressed video sequence produced by the BBC’s wavelet-based video codec exhibit different error sensitivity, efficient Unequal Error Protec...
ICIAR
2005
Springer
14 years 3 months ago
2005
Springer
In this paper, we introduce a new multiscale representation for 2-D images named the Inter-Coefficient Product (ICP). The ICP is a decimated pyramid of complex values based on the ...
ICIP
2010
IEEE
13 years 7 months ago
2010
IEEE
We propose a two component method for denoising multidimensional signals, e.g. images. The first component uses a dynamic programing algorithm of complexity O(N log N) to find an ...
WISA
2005
Springer
14 years 3 months ago
2005
Springer
In this paper, we present a video fingerprinting system to identify the source of illegal copies. Content is distributed along a specified tree, with the seller as the root of the ...