3190 search results - page 488 / 638 » Natural Language in Information Retrieval |
WWW
2003
ACM
14 years 8 months ago
2003
ACM
The Semantic Web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. To this point, researchers have defined new l...
BMCBI
2007
13 years 8 months ago
2007
Background: The web has seen an explosion of chemistry and biology related resources in the last 15 years: thousands of scientific journals, databases, wikis, blogs and resources ...
KDD
2006
ACM
14 years 8 months ago
2006
ACM
Principal component analysis (PCA) has been extensively applied in data mining, pattern recognition and information retrieval for unsupervised dimensionality reduction. When label...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
Recommender Systems, based on collaborative filtering (CF), aim to accurately predict user tastes, by minimising the mean error achieved on hidden test sets of user ratings, afte...
CCS
2011
ACM
12 years 8 months ago
2011
ACM
Cloaking is a common “bait-and-switch” technique used to hide the true nature of a Web site by delivering blatantly different semantic content to different user segments. It i...