2261 search results - page 310 / 453 » Supervised Topic Models |
176
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ECCV
2008
Springer
16 years 6 months ago
2008
Springer
Recently, models based on conditional random fields (CRF) have produced promising results on labeling sequential data in several scientific fields. However, in the vision task of c...
169
Voted
ICML
2000
IEEE
16 years 5 months ago
2000
IEEE
If all features causing heterogeneity were observed, a mixture of experts approach (Jacobs et al., 1991) is likely to be superior to using a single model. When unobserved or very n...
199
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CVPR
2009
IEEE
17 years 10 hour ago
2009
IEEE
Scarcity and infeasibility of human supervision for large
scale multi-class classification problems necessitates active
learning. Unfortunately, existing active learning methods
...
149
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CVPR
2009
IEEE
17 years 10 hour ago
2009
IEEE
Many perception and multimedia indexing problems involve datasets that are naturally comprised of multiple streams or modalities for which supervised training data is only sparsely...
116
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CVPR
2004
IEEE
16 years 7 months ago
2004
IEEE
We present an unsupervised technique for detecting unusual activity in a large video set using many simple features. No complex activity models and no supervised feature selection...