714 search results - page 64 / 143 » Conceptual Query Expansion |
ECIR
2010
Springer
13 years 11 months ago
2010
Springer
Abstract. Users often search for entities instead of documents and in this setting are willing to provide extra input, in addition to a query, such as category information and exam...
ACL
1998
13 years 11 months ago
1998
A layered approach to information retrieval permits the inclusion of multiple search engines as well as multiple databases, with a natural language layer to convert English querie...
DAM
2008
13 years 10 months ago
2008
This paper presents an algebraic formalism for reasoning on finite increasing sequences over Boolean algebras in general and on generalizations of Rough Set concepts in particular...
ICDE
1993
IEEE
14 years 2 months ago
1993
IEEE
To add time su port to the relational model, both first normal form (fNF and non-INF appmches have maining within 1NF when time support is added may introduce data redundancy. The...
WWW
2006
ACM
14 years 11 months ago
2006
ACM
We address the problem of answering broad-topic queries on the World Wide Web. We present a link based analysis algorithm SelHITS, which is an improvement over Kleinberg's HI...