2110 search results - page 230 / 422 » DCT-based motion estimation |
128
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ICIP
2007
IEEE
15 years 11 months ago
2007
IEEE
A complexity model for motion compensation in the H.264/AVC decoder is proposed. This model considers a rich set of inter prediction modes allowed by H.264 as well as the relation...
140
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ICMCS
2006
IEEE
15 years 10 months ago
2006
IEEE
We examine the bit rate variability-distortion (VD) curve of I, P, and B frames of MPEG-4 VBR encoded video sequences. We show that the concave VD curve shape at high compression ...
140
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ICRA
2000
IEEE
15 years 9 months ago
2000
IEEE
This paper presents a vision-based tracking system suitable for autonomous robot vehicle guidance. The system includes a head with three on-board CCD cameras, which can be mounted...
187
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NIPS
2003
15 years 6 months ago
2003
This paper presents an algorithm for learning the time-varying shape of a non-rigid 3D object from uncalibrated 2D tracking data. We model shape motion as a rigid component (rotat...
117
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FLAIRS
1998
15 years 5 months ago
1998
Motionanalysis often relies on differencing operations that inherently amplify noise and are hindered by the spatial correspondenceproblem.Analternative approach is proposedusing ...