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139
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ICCV
2011
IEEE
13 years 9 months ago
2011
IEEE
Complex human activities occurring in videos can be defined in terms of temporal configurations of primitive actions. Prior work typically hand-picks the primitives, their total...
ICCV
2007
IEEE
15 years 11 months ago
2007
IEEE
We describe a novel variational segmentation algorithm designed to split an image in two regions based on their intensity distributions. A functional is proposed to integrate the ...
ICPR
2006
IEEE
15 years 10 months ago
2006
IEEE
We report on a system for automatically obtaining high-resolution images of surveillance targets. The system, beginning from a framed target, uses the presence of faces as a cue t...
IVC
2010
14 years 8 months ago
2010
Active Appearance Model (AAM) represents the shape and appearance of an object via two low-dimensional subspaces, one for shape and one for appearance. AAM for facial images is cu...
112
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CVPR
2012
IEEE
13 years 3 days ago
2012
IEEE
We propose a nonparametric framework based on the beta process for discovering temporal patterns within a heterogenous video collection. Starting from quantized local motion descr...