780 search results - page 91 / 156 » Detecting Irregularities in Images and in Video |
185
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SCIA
2007
Springer
16 years 9 days ago
2007
Springer
The work presented here takes place in the field of computer aided analysis of facial expressions displayed in sign language videos. We use Active Appearance Models to model a fac...
190
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ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
People re-detection aims at performing re-identification of people who leave the scene and reappear after some time. This is an important problem especially in video surveillance ...
190
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CIVR
2007
Springer
16 years 11 days ago
2007
Springer
Near-duplicate keyframes (NDK) play a unique role in large-scale video search, news topic detection and tracking. In this paper, we propose a novel NDK retrieval approach by explo...
143
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ICCV
2007
IEEE
16 years 8 months ago
2007
IEEE
Local spatiotemporal features or interest points provide compact but descriptive representations for efficient video analysis and motion recognition. Current local feature extract...
217
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TRECVID
2007
15 years 7 months ago
2007
In this paper we describe our TRECVID 2007 experiments. The MediaMill team participated in two tasks: concept detection and search. For concept detection we extract regionbased im...