84 search results - page 12 / 17 » Unsupervised Learning of Visual Feature Hierarchies |
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CVPR
2012
IEEE
12 years 12 months ago
2012
IEEE
In real-world applications of visual recognition, many factors—such as pose, illumination, or image quality—can cause a significant mismatch between the source domain on whic...
ICCV
2009
IEEE
16 years 2 months ago
2009
IEEE
Common visual codebook generation methods used in
a Bag of Visual words model, e.g. k-means or Gaussian
Mixture Model, use the Euclidean distance to cluster features
into visual...
CVPR
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper addresses the problem of recovering 3D human pose from a single monocular image, using a discriminative bag-of-words approach. In previous work, the visual words are le...
CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
We address the problem of temporal unusual event detection. Unusual events are characterized by a number of features (rarity, unexpectedness, and relevance) that limit the applica...
DAGM
2005
Springer
15 years 3 months ago
2005
Springer
We present an approach for the supervised online learning of object representations based on a biologically motivated architecture of visual processing. We use the output of a rece...