1863 search results - page 348 / 373 » A supervised learning approach for imbalanced data sets |
CIKM
2009
Springer
14 years 28 days ago
2009
Springer
Social media are becoming increasingly popular and have attracted considerable attention from spammers. Using a sample of more than ninety thousand known spam Web sites, we found ...
CVPR
2008
IEEE
14 years 11 months ago
2008
IEEE
In this work we introduce a novel approach to object categorization that incorporates two types of context ? cooccurrence and relative location ? with local appearancebased featur...
ICCV
2007
IEEE
14 years 11 months ago
2007
IEEE
Recent approaches to action classification in videos have used sparse spatio-temporal words encoding local appearance around interesting movements. Most of these approaches use a ...
ECCV
2004
Springer
14 years 11 months ago
2004
Springer
This paper presents a Bayesian framework for multi-cue 3D object tracking of deformable objects. The proposed spatio-temporal object representation involves a set of distinct linea...
CP
2009
Springer
14 years 9 months ago
2009
Springer
Decision tree induction techniques attempt to find small trees that fit a training set of data. This preference for smaller trees, which provides a learning bias, is often justifie...