315 search results - page 50 / 63 » Text classification from positive and unlabeled documents |
WWW
2010
ACM
13 years 7 months ago
2010
ACM
Sentiment classification aims to automatically predict sentiment polarity (e.g., positive or negative) of users publishing sentiment data (e.g., reviews, blogs). Although traditio...
NIPS
2008
13 years 9 months ago
2008
Polysemy is a problem for methods that exploit image search engines to build object category models. Existing unsupervised approaches do not take word sense into consideration. We...
FCSC
2010
13 years 4 months ago
2010
Graphical models have become the basic framework for topic based probabilistic modeling. Especially models with latent variables have proved to be effective in capturing hidden str...
DOCENG
2003
ACM
14 years 22 days ago
2003
ACM
Portable Document Format (PDF) is a page-oriented, graphically rich format based on PostScript semantics and it is also the format interpreted by the Adobe Acrobat viewers. Althou...
WWW
2006
ACM
14 years 8 months ago
2006
ACM
It is well known that Web-page classification can be enhanced by using hyperlinks that provide linkages between Web pages. However, in the Web space, hyperlinks are usually sparse...