4234 search results - page 695 / 847 » OLAP on sequence data |
248
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
Many computer vision problems can be formulated in
a Bayesian framework with Markov Random Field (MRF)
or Conditional Random Field (CRF) priors. Usually, the
model assumes that ...
180
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ICCV
2009
IEEE
16 years 11 months ago
2009
IEEE
Object tracking typically relies on a dynamic model to
predict the object’s location from its past trajectory. In
crowded scenarios a strong dynamic model is particularly
impo...
200
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CVPR
2000
IEEE
16 years 8 months ago
2000
IEEE
Towards the goal of realizing a generic automatichuman activity recognition system, a new formalism is proposed. Activities are described by a chained hierarchical representation ...
204
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CVPR
2000
IEEE
16 years 8 months ago
2000
IEEE
We develop an automatic system to analyze subtle changes in upper face expressions based on both permanent facial features (brows, eyes, mouth)andtransient facial features (deepen...
186
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CVPR
2001
IEEE
16 years 8 months ago
2001
IEEE
We present a novel approach for tracking locally planar regions in an image sequence and their grouping into larger planar surfaces. The tracker recovers the affine transformation...