3430 search results - page 29 / 686 » Language model for IR using collection information |
WWW
2005
ACM
14 years 9 months ago
2005
ACM
With the page explosion of WWW, how to cover more useful information with limited storage and computation resources becomes more and more important in web IR research. Using web p...
AIRS
2006
Springer
14 years 7 days ago
2006
Springer
This paper proposes a word sense language model based method for information retrieval. This method, differing from most of traditional ones, combines word senses defined in a thes...
IPM
2008
13 years 8 months ago
2008
This paper examines the estimation of global term weights (such as IDF) in information retrieval scenarios where a global view on the collection is not available. In particular, t...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Although many variants of language models have been proposed for information retrieval, there are two related retrieval heuristics remaining “external” to the language modelin...
IPM
2007
13 years 8 months ago
2007
We describe a compression model for semistructured documents, called Structural Contexts Model (SCM), which takes advantage of the context information usually implicit in the stru...