593 search results - page 37 / 119 » Unsupervised Learning of Invariant Features Using Video |
TITS
2008
13 years 7 months ago
2008
This paper presents two different types of visual activity analysis modules based on vehicle tracking. The highway monitoring module accurately classifies vehicles into eight diffe...
CVPR
2011
IEEE
13 years 5 months ago
2011
IEEE
Unsupervised learning can be used to extract image representations that are useful for various and diverse vision tasks. After noticing that most biological vision systems for int...
ICPR
2010
IEEE
13 years 7 months ago
2010
IEEE
We propose a method for human activity recognition in videos, based on shape analysis. We define local shape descriptors for interest points on the detected contour of the human a...
TCSV
2008
13 years 7 months ago
2008
The characterization of a video segment by a digital signature is a fundamental task in video processing. It is necessary for video indexing and retrieval, copyright protection and...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We propose an unsupervised method for evaluating image segmentation. Common methods are typically based on evaluating smoothness within segments and contrast between them, and the...