267 search results - page 8 / 54 » Unsupervised Learning of Event Classes from Video |
CVPR
2007
IEEE
15 years 11 months ago
2007
IEEE
Automatic detection of dynamic events in video sequences has a variety of applications including visual surveillance and monitoring, video highlight extraction, intelligent transp...
75
Voted
ECCV
2008
Springer
15 years 11 months ago
2008
Springer
Abstract. Humans demonstrate a remarkable ability to parse complicated motion sequences into their constituent structures and motions. We investigate this problem, attempting to le...
CVPR
2010
IEEE
15 years 6 months ago
2010
IEEE
We present an algorithm that learns invariant features from real data in an entirely unsupervised fashion. The principal benefit of our method is that it can be applied without hu...
CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
We address the problem of temporal unusual event detection. Unusual events are characterized by a number of features (rarity, unexpectedness, and relevance) that limit the applica...
101
Voted
CVPR
2004
IEEE
15 years 11 months ago
2004
IEEE
Object detection with a learned classifier has been applied successfully to difficult tasks such as detecting faces and pedestrians. Systems using this approach usually learn the ...