561 search results - page 35 / 113 » Two-stage language models for information retrieval |
ICTIR
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. Most of the previous research on term weighting for information retrieval has focused on developing specialized parametric term weighting functions. Examples include TF.I...
RIAO
2000
13 years 9 months ago
2000
It is a traditional belief that in order to scale-up to more effective retrieval and access methods modern Information Retrieval has to consider more the text content. The modalit...
CLEF
2004
Springer
14 years 1 months ago
2004
Springer
Our group in the Department of Informatics at the University of Oviedo has participated, for the first time, in two tasks at CLEF: monolingual (Russian) and bilingual (Spanish-to-E...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We describe a method for applying parsimonious language models to re-estimate the term probabilities assigned by relevance models. We apply our method to six topic sets from test ...
SIGIR
2003
ACM
14 years 28 days ago
2003
ACM
Due to both the size and growth of the internet, new tools are needed to assist with the finding and extraction of very specific resources relevant to a user's task. Previous...