2163 search results - page 316 / 433 » On the Effectiveness of Relevance Profiling |
181
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
We consider regions of images that exhibit smooth statistics, and pose the question of characterizing
the “essence” of these regions that matters for visual recognition. Ideal...
211
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
Feature selection plays a fundamental role in many pattern
recognition problems. However, most efforts have been
focused on the supervised scenario, while unsupervised feature
s...
187
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CVPR
2001
IEEE
16 years 8 months ago
2001
IEEE
Learning-enhanced relevance feedback is one of the most promising and active research directions in recent year's content-based image retrieval. However, the existing approac...
196
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
We propose a new Bayesian approach to object-based image retrieval with relevance feedback. Although estimating the object posterior probability density from few examples seems in...
163
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CVPR
2005
IEEE
16 years 8 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...