1961 search results - page 238 / 393 » PicoDBMS: Validation and Experience |
204
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
Oriented patterns, e.g. fingerprints, consist of smoothly
varying flow-like patterns, together with important singular
points (i.e. cores and deltas) where the orientation change...
186
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ICCV
2009
IEEE
16 years 11 months ago
2009
IEEE
In this paper, we investigate the detection of semantic
human actions in complex scenes. Unlike conventional
action recognition in well-controlled environments,
action detection...
170
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CVPR
1999
IEEE
16 years 8 months ago
1999
IEEE
This paper addresses the problem of probabilistic recognition of activities from local spatio-temporal appearance. Joint statistics of space-time filters are employed to define hi...
200
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CVPR
2003
IEEE
16 years 8 months ago
2003
IEEE
In addition to its technical merits as a challenging non-rigid motion and structural integrity analysis problem, quantitative estimation of cardiac regional functions and material...
141
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
We present an unsupervised technique for detecting unusual activity in a large video set using many simple features. No complex activity models and no supervised feature selection...