603 search results - page 63 / 121 » Compression of image patches for local feature extraction |
125
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CVPR
2011
IEEE
14 years 8 months ago
2011
IEEE
The most popular way to use probabilistic models in vision is first to extract some descriptors of small image patches or object parts using well-engineered features, and then to...
134
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PR
2011
14 years 2 months ago
2011
In this paper, we describe an approach for the automatic medical annotation task of the 2008 CLEF cross-language image retrieval campaign (ImageCLEF). The data comprise 12076 full...
118
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ICIP
2008
IEEE
16 years 1 months ago
2008
IEEE
This paper proposes a robust video fingerprinting method based on 2-Dimensional Oriented Principal Component Analysis (2D-OPCA) of affine covariant regions. The goal of video fing...
ICIP
2000
IEEE
16 years 1 months ago
2000
IEEE
In this paper we present a new descriptor for spatial distribution of motion activity in video sequences. We construct a histogram of areas of distinct regions (or "blobs&quo...
105
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IVC
2006
14 years 11 months ago
2006
We present a systematic comparison of machine learning methods applied to the problem of fully automatic recognition of facial expressions, including AdaBoost, support vector mach...