1960 search results - page 351 / 392 » A Hidden Markov Model Information Retrieval System |
HPDC
2010
IEEE
13 years 10 months ago
2010
IEEE
Current projects that automate the collection of provenance information use a centralized architecture for managing the resulting metadata - that is, provenance is gathered at rem...
KDD
2007
ACM
14 years 9 months ago
2007
ACM
We consider the problem of estimating occurrence rates of rare events for extremely sparse data, using pre-existing hierarchies to perform inference at multiple resolutions. In pa...
HICSS
2005
IEEE
14 years 2 months ago
2005
IEEE
Abstract— The Topic Detection and Tracking (TDT) research community investigates information retrieval methods for organizing a constantly arriving stream of news articles by the...
RECSYS
2009
ACM
14 years 3 months ago
2009
ACM
Tagging systems have become major infrastructures on the Web. They allow users to create tags that annotate and categorize content and share them with other users, very helpful in...
EKAW
2004
Springer
14 years 2 months ago
2004
Springer
For more than a decade, ontologies have been proposed as a means to enable sharing and reuse of knowledge. While originally relatively narrow information landscapes have been in mi...