273 search results - page 51 / 55 » Topic and keyword re-ranking for LDA-based topic modeling |
MOBIHOC
2007
ACM
14 years 6 months ago
2007
ACM
In this paper we study the capacity of wireless ad hoc networks with infrastructure support of an overlay of wired base stations. Such a network architecture is often referred to ...
CLEF
2007
Springer
14 years 1 months ago
2007
Springer
In participating in this CLEF evaluation campaign, our first objective is to propose and evaluate various indexing and search strategies for the Russian language, in order to obta...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Email spam is a much studied topic, but even though current email spam detecting software has been gaining a competitive edge against text based email spam, new advances in spam g...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
As one of the most effective query expansion approaches, local feedback is able to automatically discover new query terms and improve retrieval accuracy for different retrieval ...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
According to a recent survey made by Nielsen NetRatings, searching on news articles is one of the most important activity online. Indeed, Google, Yahoo, MSN and many others have p...