3015 search results - page 121 / 603 » The robustness of a new CAPTCHA |
152
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CVPR
2006
IEEE
16 years 8 months ago
2006
IEEE
Illumination inconsistencies cause serious problems for classical computer vision applications such as tracking and stereo matching. We present a new approach to model illuminatio...
160
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
Although camera self-calibration and metric reconstruction have been extensively studied during the past decades, automatic metric reconstruction from long video sequences with va...
168
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ICCV
2001
IEEE
16 years 8 months ago
2001
IEEE
This paper presents an algorithm that matches interest points detected on a pair of grey level images taken from arbitrary points of view. First matching hypotheses are generated ...
190
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IPMI
2005
Springer
16 years 7 months ago
2005
Springer
In this paper, a novel spatial feature, namely maximum distance-gradient-magnitude (MDGM), is defined for registration tasks. For each voxel in an image, the MDGM feature encodes s...
175
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ICML
2006
IEEE
16 years 7 months ago
2006
IEEE
Principal component analysis (PCA) minimizes the sum of squared errors (L2-norm) and is sensitive to the presence of outliers. We propose a rotational invariant L1-norm PCA (R1-PC...