2041 search results - page 182 / 409 » Data mining for activity extraction in video data |
187
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TRECVID
2007
15 years 7 months ago
2007
This paper describes the MSRA-USTC-SJTU experiments for TRECVID 2007. We performed the experiments in high-level feature extraction and automatic search tasks. For high-level feat...
158
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DMKD
2003
ACM
15 years 11 months ago
2003
ACM
We analyze expression matrices to identify a priori interesting sets of genes, e.g., genes that are frequently co-regulated. Such matrices provide expression values for given biol...
162
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
This paper presents an event detector for emergencies in crowds. Assuming a single camera and a dense crowd we rely on optical flow instead of tracking statistics as a feature to ...
145
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KDD
2005
ACM
15 years 12 months ago
2005
ACM
Clustering is an essential data mining task with numerous applications. However, data in most real-life applications are high-dimensional in nature, and the related information of...
175
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PKDD
2007
Springer
16 years 18 days ago
2007
Springer
Colon cancer is one of the most common cancers in developed countries. Most of these cancers start with a polyp. Polyps are easily detected by physicians. Our goal is to mimic this...