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ICIP
2005
IEEE
16 years 6 months ago
Dense discontinuous optical flow via contour-based segmentation
We propose a new algorithm for dense optical flow computation. Dense optical flow schemes are challenged by the presence of motion discontinuities. In state of the art optical flo...
Tomer Amiaz, Nahum Kiryati
ICIP
2004
IEEE
16 years 6 months ago
Progressive polygon encoding of segmentation maps
A new method for the lossy compression of segmentation maps is presented. In the first stage of the proposed algorithm, region boundary segments are coded, providing a coarse poly...
Marc Servais, Theodore Vlachos, Thomas Davies
ICIP
2001
IEEE
16 years 6 months ago
Block-based segmentation and adaptive coding for visually lossless compression of scanned documents
This paper presents a novel block-based segmentation and adaptive coding(BSAC) algorithm for visually lossless compression of scanned documents that contain not only photographic ...
Xin Li, Shawmin Lei
ICIP
1999
IEEE
16 years 6 months ago
Rate-Distortion Optimized Region-Based Video Coder
In this paper, we present an efficient region-based video coding scheme. The region partioning is optimized according to a rate-distortion criterion in order to achieve constant b...
Claude Labit, Stéphane Pateux
131
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ICPR
2008
IEEE
16 years 6 months ago
Context aware privacy in visual surveillance
In this paper we present preliminary work implementing dynamic privacy in public surveillance. The aim is to maximise the privacy of those under surveillance, while giving an obse...
Simon Moncrieff, Svetha Venkatesh, Geoff A. W. Wes...