621 search results - page 87 / 125 » Compression of facial images using the K-SVD algorithm |
108
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APGV
2005
ACM
15 years 7 months ago
2005
ACM
In this paper, we propose a tone mapping operator based on a multiscale representation pattern and on thresholds of detection contrast computed for local adaptation luminances. Th...
ICDAR
1997
IEEE
15 years 6 months ago
1997
IEEE
A hierarchical algorithm is presented for determining the similarity and equivalence of document images. Features extracted from the CCIIT fax-compressed representations of two im...
113
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IVC
2007
15 years 1 months ago
2007
The problem of clustering is often addressed with techniques based on a Voronoi partition of the data space. Vector quantization is based on a similar principle, but it is a diffe...
140
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ICASSP
2011
IEEE
14 years 5 months ago
2011
IEEE
In this paper, we explore the notion of using frames to project sensed colors within their inherently 3D space onto a larger number of color basis vectors. In particular, we devel...
106
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ICPR
2010
IEEE
14 years 12 months ago
2010
IEEE
This paper presents an algorithm that detects and tracks marine vessels in video taken by a non-stationary camera installed on an untethered buoy. 1 The video is characterized by ...