2041 search results - page 69 / 409 » Data mining for activity extraction in video data |
ICCV
2011
IEEE
12 years 8 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...
GECCO
2003
Springer
14 years 2 months ago
2003
Springer
This paper presents an approach for classifying students in order to predict their final grade based on features extracted from logged data in an education web-based system. A comb...
ICASSP
2011
IEEE
13 years 15 days ago
2011
IEEE
Video fire detection system which uses a spatio-temporal covariance matrix of video data is proposed. This system divides the video into spatio-temporal blocks and computes covar...
ISCAS
2003
IEEE
14 years 2 months ago
2003
IEEE
In this paper, we propose a moving object extraction technique for MPEG coded data directly. It is a changebased motion object extraction approach, which discriminates background ...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
We consider the problem of identifying the consensus ranking for the results of a query, given preferences among those results from a set of individual users. Once consensus ranki...