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» A novel algorithm of spatial scalability for scrambled video
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VMV
2001
115views Visualization» more  VMV 2001»
13 years 9 months ago
Segmentation-Based Postprocessing in Real-Time Immersive Video Conferencing
We present a novel, real-time disparity analysis frame work developed for immersive teleconferencing. This two-stage method computes a limited number of highly reliable disparitie...
Oliver Schreer, Serap Askar, Nicole Brandenburg, P...
CVPR
2010
IEEE
14 years 4 months ago
Segmenting Video Into Classes of Algorithm-Suitability
Given a set of algorithms, which one(s) should you apply to, i) compute optical flow, or ii) perform feature matching? Would looking at the sequence in question help you decide? I...
Oisin Mac Aodha, Gabriel Brostow, marc Pollefeys
PCM
2001
Springer
139views Multimedia» more  PCM 2001»
14 years 25 days ago
Fast and Robust Sprite Generation for MPEG-4 Video Coding
This paper presents a fast and robust sprite generation algorithm for MPEG-4 video coding. Our contributions consist of two aspects. Firstly, a fast and robust Global Motion Estima...
Yan Lu, Wen Gao, Feng Wu
VLSID
2004
IEEE
209views VLSI» more  VLSID 2004»
14 years 8 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, ...
ICCV
2005
IEEE
14 years 2 months ago
On the Spatial Statistics of Optical Flow
We develop a method for learning the spatial statistics of optical flow fields from a novel training database. Training flow fields are constructed using range images of natur...
Stefan Roth, Michael J. Black