1950 search results - page 46 / 390 » Informative sampling for large unbalanced data sets |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Robust statistical learning based web spam detection system often requires large amounts of labeled training data. However, labeled samples are more difficult, expensive and time ...
ECCV
2004
Springer
14 years 1 months ago
2004
Springer
The null space of the within-class scatter matrix is found to express most discriminative information for the small sample size problem (SSSP). The null space-based LDA takes full ...
ICPR
2008
IEEE
14 years 2 months ago
2008
IEEE
The ability to identify particular features and structures, such as faces or types of scenery in images, is a topic with many available applications and potential solutions. In th...
SP
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper, we present ShieldGen, a system for automatically generating a data patch or a vulnerability signature for an unknown vulnerability, given a zero-day attack instance...
INFOVIS
2005
IEEE
14 years 1 months ago
2005
IEEE
The discrete nature of categorical data makes it a particular challenge for visualization. Methods that work very well for continuous data are often hardly usable with categorical...