4557 search results - page 386 / 912 » A performance evaluation of local descriptors |
174
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CVPR
2008
IEEE
16 years 8 months ago
2008
IEEE
We propose an efficient method for complex optimization problems that often arise in computer vision. While our method is general and could be applied to various tasks, it was mai...
201
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CVPR
2008
IEEE
16 years 8 months ago
2008
IEEE
In this paper, we address the problems of deformable object matching (alignment) and segmentation with cluttered background. We propose a novel hierarchical log-linear model (HLLM...
211
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ECCV
2006
Springer
16 years 8 months ago
2006
Springer
Abstract. This contribution proposes a compositional approach to visual object categorization of scenes. Compositions are learned from the Caltech 101 database1 intermediate abstra...
161
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ICIP
2006
IEEE
16 years 8 months ago
2006
IEEE
In this paper, facial expression is coded by steerable filters which are rotated very efficiently by taking a suitable linear combination of basis filters. Local features extracte...
185
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ICPR
2004
IEEE
16 years 8 months ago
2004
IEEE
The robust localization and tracking of faces in video streams is a fundamental concern for many subsequent multi-modal recognition approaches. Especially in meeting scenarios sev...