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ICIP
2006
IEEE
14 years 11 months ago
On Macroblock Partition for Motion Compensation
In the H.264/AVC video coding standard, motion compensation can be performed by partitioning macroblocks into square or rectangular sub-macroblocks in a quadtree decomposition. Th...
Edson M. Hung, Ricardo L. de Queiroz, Debargha Muk...
ICIP
2006
IEEE
14 years 11 months ago
A Profile Hidden Markov Model Framework for Modeling and Analysis of Shape
In this paper we propose a new framework for modeling 2D shapes. A shape is first described by a sequence of local features (e.g., curvature) of the shape boundary. The resulting ...
Rui Huang, Vladimir Pavlovic, Dimitris N. Metaxas
ICIP
2006
IEEE
14 years 11 months ago
Interpolation Free Sub-Pixel Motion Estimation for H.264
Sub-pixel motion compensation plays an important role in compression efficiency within modern video codecs such as MPEG2, MPEG4 and H.264. Sub-pixel motion compensa tion is implem...
Paul R. Hill, Tuan-Kiang Chiew, David R. Bull
ICIP
2006
IEEE
14 years 11 months ago
The Snakuscule
Traditional snakes, or active contours, are planar parametric curves. Their parameters are determined by optimizing the weighted sum of three energy terms: one depending on the dat...
Michael Unser, Philippe Thévenaz
ICIP
2005
IEEE
14 years 11 months ago
Efficient video mosaicing based on motion analysis
Presenting more comprehensive information than key frame and any subset of frames, mosaic has attracted a growing attention in recent years as a useful element for a variety of vi...
Tao Mei, Xian-Sheng Hua, He-Qin Zhou, Shipeng Li, ...