1652 search results - page 196 / 331 » Smoke Detection in Video |
161
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IFIP12
2009
15 years 4 months ago
2009
We present a system for recognising human behaviour given a symbolic representation of surveillance videos. The input of our system is a set of timestamped short-term behaviours, t...
201
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CIVR
2007
Springer
16 years 16 days ago
2007
Springer
Among the various types of semantic concepts modeled, events pose the greatest challenge in terms of computational power needed to represent the event and accuracy that can be ach...
199
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MM
2004
ACM
15 years 11 months ago
2004
ACM
Security of multimedia files attracts more and more attention and many encryption methods have been proposed in literature. However most cryptographic systems deal with multimedia...
179
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VLSISP
2010
15 years 4 months ago
2010
In this paper we describe a multi-strategy approach to improving semantic extraction from news video. Experiments show the value of careful parameter tuning, exploiting multiple fe...
186
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ICIP
2004
IEEE
16 years 8 months ago
2004
IEEE
In this paper we describe an approach that uses a combination of visual and audio features to cluster shots belonging to the same person together in video programs. We use color h...