135 search results - page 2 / 27 » Modeling Term Associations for Ad-Hoc Retrieval Performance ... |
TREC
1998
13 years 9 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
2002
ACM
13 years 7 months ago
2002
ACM
tion Abstract ChengXiang Zhai (Advisor: John Lafferty) Language Technologies Institute School of Computer Science Carnegie Mellon University With the dramatic increase in online in...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
We investigates language models for informational and navigational web search. Retrieval on the web is a task that differs substantially from ordinary ad hoc retrieval. We perfor...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Capitalizing on the intuitive underlying assumptions of Language Modelling for Ad-Hoc Retrieval we present a novel approach that is capable of injecting the user’s context of th...
ERCIMDL
2010
Springer
13 years 8 months ago
2010
Springer
A well-known challenge of information retrieval is how to infer a user's underlying information need when the input query consists of only a few keywords. Question Answering (...