Sciweavers

4491 search results - page 21 / 899
» Adapting information retrieval systems to user queries
Sort
View
OTM
2005
Springer
14 years 1 months ago
Ontology-Based Spatial Query Expansion in Information Retrieval
Ontologies play a key role in Semantic Web research. A common use of ontologies in Semantic Web is to enrich the current Web resources with some well-defined meaning to enhance th...
Gaihua Fu, Christopher B. Jones, Alia I. Abdelmoty
CBMS
2006
IEEE
14 years 1 months ago
A Query-Based Medical Information Summarization System Using Ontology Knowledge
As huge amounts of knowledge are created rapidly, effective information access becomes an important issue. Especially for critical domains, such as medical and financial areas, e...
Ping Chen, Rakesh M. Verma
RIAO
2004
13 years 9 months ago
Combining Positive and Negative Query Feedback in Passage Retrieval
Information Retrieval Systems aim at retrieving relevant documents according to the information needs which users express. Most Information Retrieval Systems focus on passage retr...
Taoufiq Dkaki, Josiane Mothe
EPIA
2003
Springer
14 years 25 days ago
A Methodology to Create Ontology-Based Information Retrieval Systems
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
José Saias, Paulo Quaresma
CIVR
2004
Springer
111views Image Analysis» more  CIVR 2004»
14 years 1 months ago
An Inference Network Approach to Image Retrieval
Most image retrieval systems only allow a fragment of text or an example image as a query. Most users have more complex information needs that are not easily expressed in either of...
Donald Metzler, R. Manmatha