54 search results - page 7 / 11 » Exploiting Feature Covariance in High-Dimensional Online Lea... |
EMNLP
2007
13 years 8 months ago
2007
Many emerging applications require documents to be repeatedly updated. Such documents include newsfeeds, webpages, and shared community resources such as Wikipedia. In this paper ...
ICMCS
2008
IEEE
14 years 1 months ago
2008
IEEE
To exploit co-occurrence patterns among features and target semantics while keeping the simplicity of the keywordbased visual search, a novel reranking methods is proposed. The ap...
WACV
2012
IEEE
12 years 2 months ago
2012
IEEE
We propose an online algorithm based on local sparse representation for robust object tracking. Local image patches of a target object are represented by their sparse codes with a...
KDD
2012
ACM
11 years 9 months ago
2012
ACM
Building an accurate emerging pattern classifier with a highdimensional dataset is a challenging issue. The problem becomes even more difficult if the whole feature space is unava...
MM
2004
ACM
14 years 23 days ago
2004
ACM
This paper considers the problems of feature variation and concept uncertainty in typical learning-based video semantic classification schemes. We proposed a new online semantic c...