2607 search results - page 61 / 522 » An Ontology-Based Information Retrieval Model |
SIGIR
2010
ACM
14 years 24 days ago
2010
ACM
This paper presents a new way of thinking for IR metric optimization. It is argued that the optimal ranking problem should be factorized into two distinct yet interrelated stages:...
ACL
2006
13 years 10 months ago
2006
We report on the development of a new automatic feedback model to improve information retrieval in digital libraries. Our hypothesis is that some particular sentences, selected ba...
CIKM
2009
Springer
14 years 7 days ago
2009
Springer
Answer typing is commonly thought of as finding appropriate responses to given questions. We extend the notion of answer typing to information retrieval to ensure results contain...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Relevance Feedback has proven very effective for improving retrieval accuracy. A difficult yet important problem in all relevance feedback methods is how to optimally balance the...
CIKM
2005
Springer
14 years 2 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...