441 search results - page 3 / 89 » Query expansion using random walk models |
IJAHUC
2008
13 years 9 months ago
2008
: Random walk and flooding are basic mechanisms for searching unstructured overlays. This paper shows that node coverage is an important metric for query performance in random grap...
ACL
2007
13 years 11 months ago
2007
We present an approach to query expansion in answer retrieval that uses Statistical Machine Translation (SMT) techniques to bridge the lexical gap between questions and answers. S...
DKE
2007
13 years 9 months ago
2007
Random walk graph and Markov chain based models are used heavily in many data and system analysis domains, including web, bioinformatics, and queuing. These models enable the desc...
MIR
2005
ACM
14 years 3 months ago
2005
ACM
In this paper, we propose a transductive learning method for content-based image retrieval: Multiple Random Walk (MRW). Its basic idea is to construct two generative models by mea...
CN
2000
13 years 9 months ago
2000
The textual content of the Web enriched with the hyperlink structure surrounding it can be a useful source of information for querying and searching. This paper presents a search ...