24105 search results - page 17 / 4821 » Models in Information Retrieval |
73
Voted
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...
TREC
1998
14 years 11 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...
62
Voted
SIGIR
2004
ACM
15 years 3 months ago
2004
ACM
Most previous work on the recently developed languagemodeling approach to information retrieval focuses on document-specific characteristics, and therefore does not take into acc...
SIGIR
1999
ACM
15 years 1 months ago
1999
ACM
We present a new method for information retrievalusing hidden Markov models (HMMs). We develop a general framework for incorporating multiple word generation mechanisms within the...
68
Voted
INEX
2004
Springer
15 years 3 months ago
2004
Springer
This paper presents an approach for extending the vector space model (VSM) to perform XML retrieval. The model is extended to support important aspects of XML structural and semant...