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139
Voted
SIGMOD
2011
ACM
14 years 4 months ago
2011
ACM
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
149
Voted
KR
2010
Springer
15 years 5 months ago
2010
Springer
The DL-Lite family of Description Logics has been designed with the specific goal of allowing for answering complex queries (in particular, conjunctive queries) over ontologies w...
95
Voted
ANLP
2000
15 years 3 months ago
2000
Information retrieval systems have typically concentrated on retrieving a set of documents which are relevant to a user's query. This paper describes a system that attempts t...
WWW
2003
ACM
16 years 2 months ago
2003
ACM
For the TREC-style questions, the query terms we get from the original questions are either too brief or often do not contain much relevant information in the corpus. It will be v...
122
click to vote
CIKM
2010
Springer
14 years 8 months ago
2010
Springer
The gap between the user's information need and query is expanding due to the pervasiveness of Web search. Multimedia question answering is restricted by disjoint infrastruct...