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CVPR
2009
IEEE
15 years 5 months ago
2009
IEEE
In many image and video collections, we have access
only to partially labeled data. For example, personal photo
collections often contain several faces per image and a caption
t...
CVPR
2004
IEEE
15 years 14 hour ago
2004
IEEE
We consider the problem of clustering data lying on multiple subspaces of unknown and possibly different dimensions. We show that one can represent the subspaces with a set of pol...
ICIP
2008
IEEE
14 years 11 months ago
2008
IEEE
In this paper, a motion-based approach for detecting high-level semantic events in video sequences is presented. Its main characteristic is its generic nature, i.e. it can be dire...
ICIP
2007
IEEE
14 years 11 months ago
2007
IEEE
Semantic video indexing is the first step towards automatic video retrieval and personalization. We propose a data-driven stochastic modeling approach to perform both video segmen...
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
Because of their lack of rules, general broadcast videos are more difficult to analyze than news or sport videos. To retrieve human interventions in this context, a robust face tr...