282 search results - page 2 / 57 » Active feedback in ad hoc information retrieval |
TREC
1998
13 years 6 months ago
1998
We present a new method for information retrieval using hidden Markov models HMMs and relate our experience with this system on the TREC-7 ad hoc task. We develop a general framew...
SIGIR
2005
ACM
13 years 10 months ago
2005
ACM
When applying blind relevance feedback for ad hoc document retrieval, is it possible to identify, a priori, the set of query terms that will most improve retrieval performance? Ca...
CIKM
2008
Springer
13 years 6 months ago
2008
Springer
We introduce the Ranked Feature Fusion framework for information retrieval system design. Typical information retrieval formalisms such as the vector space model, the bestmatch mo...
CLEF
2007
Springer
13 years 11 months ago
2007
Springer
We describe cross language retrieval experiments using Amharic queries and English language document collection from our participation in the bilingual ad hoc track at the CLEF 20...
CIKM
2009
Springer
13 years 9 months ago
2009
Springer
We systematically compare five representative state-of-theart methods for estimating query language models with pseudo feedback in ad hoc information retrieval, including two var...