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» Efficient and optimal block matching for motion estimation
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IPMI
2003
Springer
14 years 8 months ago
Velocity Estimation in Ultrasound Images: A Block Matching Approach
In this paper, we focus on velocity estimation in ultrasound images sequences. Ultrasound images present many difficulties in image processing because of the typically high level o...
Djamal Boukerroui, J. Alison Noble, Michael Brady
VLSID
2004
IEEE
209views VLSI» more  VLSID 2004»
14 years 7 months ago
An Architecture for Motion Estimation in the Transform Domain
demanding algorithm of a video encoder. It is known that about 60% ~ 80% of the total computation time is consumed for motion estimation [1]. The second is its high impact on the v...
J. Lee, Narayanan Vijaykrishnan, Mary Jane Irwin, ...
ICIP
2007
IEEE
14 years 1 months ago
Outer-Layer Based Tracking using Entropy as a Similarity Measure
Tracking can be achieved using region active contours based on homogeneity models (intensity, motion...). However the model complexity necessary to achieve a given accuracy might ...
Vincent Garcia, Sylvain Boltz, Eric Debreuve, Mich...
DCC
1998
IEEE
13 years 11 months ago
A Locally Optimal Design Algorithm for Block-Based Multi-Hypothesis Motion-Compensated Prediction
Multi-hypothesis motion-compensated prediction extends traditional motion-compensated prediction used in video coding schemes. Known algorithms for block-based multi-hypothesis mo...
Markus Flierl, Thomas Wiegand, Bernd Girod
ICIP
1994
IEEE
14 years 8 months ago
Discrete-Cosine/Sine-Transform Based Motion Estimation
A new motion estimation scheme, Discrete-Cosine/SineTransform Based Motion Estimation (DXT-ME) utilizing the principle of orthogonality of cosine and sine functions to estimate, i...
Ut-Va Koc, K. J. Ray Liu