1642 search results - page 26 / 329 » An object based motion method for video coding |
106
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ISCAS
2003
IEEE
15 years 2 months ago
2003
IEEE
This paper presents a semi-fragile object-based authentication solution for MPEG4 video. To protect the integrity of the video objects / sequences, a content-based watermark is em...
67
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ICIP
2009
IEEE
15 years 10 months ago
2009
IEEE
This paper proposes a motion-focusing method to extract key frames and generate summarization synchronously for surveillance videos. Within each pre-segmented video shot, the prop...
79
Voted
ICIP
2005
IEEE
15 years 11 months ago
2005
IEEE
This paper proposes a novel method to detect flames in video by processing the data generated by an ordinary camera monitoring a scene. In addition to ordinary motion and color cl...
MVA
2002
14 years 9 months ago
2002
For global motion estimation in model-based coding, this paper proposes a constrained spatio-temporal gradient method using contour information. To overcome the local minimum prob...
ICASSP
2007
IEEE
15 years 4 months ago
2007
IEEE
Motion-compensated lifted wavelets have received much interest for video compression. While they are biorthogonal, they may substantially deviate from orthonormality due to motion...