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195
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CVPR
2011
IEEE
15 years 2 months ago
2011
IEEE
We explore a polar representation of optical flow in which each element of the brightness motion field is represented by its magnitude and orientation instead of its Cartesian p...
205
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ICCV
2011
IEEE
14 years 6 months ago
2011
IEEE
This paper presents a middle-level video representation named Video Primal Sketch (VPS), which integrates two regimes of models: i) sparse coding model using static or moving prim...
339
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EMMCVPR
2011
Springer
14 years 6 months ago
2011
Springer
The complex wave representation (CWR) converts unsigned 2D distance transforms into their corresponding wave functions. The underlying motivation for performing this maneuver is as...
219
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CVPR
2012
IEEE
13 years 9 months ago
2012
IEEE
Activity recognition in video is dominated by low- and mid-level features, and while demonstrably capable, by nature, these features carry little semantic meaning. Inspired by the...
235
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CPM
2004
Springer
16 years 2 days ago
2004
Springer
We consider succinct, or highly space-efficient, representations of a (static) string consisting of n pairs of balanced parentheses, that support natural operations such as findi...