222 search results - page 7 / 45 » An Effective Approach to Verbose Queries Using a Limited Dep... |
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
With the amount of available text data in relational databases growing rapidly, the need for ordinary users to search such information is dramatically increasing. Even though the ...
ECIR
2008
Springer
13 years 9 months ago
2008
Springer
We propose a new approach to a music search engine that can be accessed via natural language queries. As with existing approaches, we try to gather as much contextual information a...
SIGIR
2009
ACM
14 years 1 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
WWW
2009
ACM
14 years 2 months ago
2009
ACM
In this paper, we propose to model the blended search problem by assuming conditional dependencies among queries, VSEs and search results. The probability distributions of this mo...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...