4546 search results - page 498 / 910 » Detection of image stretching |
198
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ICASSP
2010
IEEE
15 years 5 months ago
2010
IEEE
The sliding window approach is the most widely used technique to detect faces in an image. Usually a classifier is applied on a regular grid and to speed up the scanning, the gri...
193
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GI
2009
Springer
15 years 4 months ago
2009
Springer
: In this paper we describe an approach that enables the detection, tracking and fine analysis (classification of gender and facial expression) of faces using a single web camera. ...
227
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CVPR
2011
IEEE
15 years 2 months ago
2011
IEEE
We propose to detect abnormal events via a sparse reconstruction over the normal bases. Given an over-complete normal basis set (e.g., an image sequence or a collection of local s...
349
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CRV
2011
IEEE
14 years 6 months ago
2011
IEEE
Abstract—Contour features play an important role in object recognition. Psychological experiments have shown that maximum-curvature points are most distinctive along a contour [6...
217
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TITB
2010
15 years 1 months ago
2010
We present an original information theoretic measure of heart motion based on the Shannon's differential entropy (SDE), which allows heart wall motion abnormality detection. B...