664 search results - page 115 / 133 » Unsupervised Category Modeling, Recognition, and Segmentatio... |
KDD
2006
ACM
14 years 9 months ago
2006
ACM
Principal component analysis (PCA) has been extensively applied in data mining, pattern recognition and information retrieval for unsupervised dimensionality reduction. When label...
ISWC
2006
IEEE
14 years 2 months ago
2006
IEEE
We present an approach to activity discovery, the unsupervised identification and modeling of human actions embedded in a larger sensor stream. Activity discovery can be seen as ...
SIGIR
2004
ACM
14 years 2 months ago
2004
ACM
Many museum and library archives are digitizing their large collections of handwritten historical manuscripts to enable public access to them. These collections are only available...
ICCV
2003
IEEE
14 years 10 months ago
2003
IEEE
Vision tasks, such as segmentation, grouping, recognition, can be formulated as graph partition problems. The recent literature witnessed two popular graph cut algorithms: the Ncu...
CVPR
2007
IEEE
14 years 11 months ago
2007
IEEE
Traditional aspect graphs are topology-based and are impractical for articulated objects. In this work we learn a small number of aspects, or prototypical views, from video data. ...