494 search results - page 43 / 99 » Improving Automatic Query Expansion |
TREC
2008
13 years 9 months ago
2008
: We describe our participation in the TREC 2008 Enterprise track and detail our language modeling-based approaches. For document search, our focus was on query expansion using pro...
ICPP
2007
IEEE
14 years 2 months ago
2007
IEEE
Gnutella overlays have evolved to use a two-tier topology. However, we observed that the new topology had only achieved modest improvements in search success rates. Also, the new ...
ICMCS
1999
IEEE
14 years 3 days ago
1999
IEEE
The START system responds to natural language queries with answers in text, pictures, and other media. START's sentence-level natural language parsing relies on a number of m...
TREC
2007
13 years 9 months ago
2007
Lucene is an increasingly popular open source search library. However, our experiments of search quality for TREC data and evaluations for out-of-the-box Lucene indicated inferior...
ECIR
2009
Springer
14 years 5 months ago
2009
Springer
In this paper, we study how to automatically exploit visual concepts in a text-based image retrieval task. First, we use Forest of Fuzzy Decision Trees (FFDTs) to automatically ann...