809 search results - page 130 / 162 » Answer Formulation for Question-Answering |
IJCAI
2007
13 years 9 months ago
2007
Conjunctive queries play an important role as an expressive query language for Description Logics (DLs). Although modern DLs usually provide for transitive roles, conjunctive quer...
ICDE
2008
IEEE
14 years 2 months ago
2008
IEEE
— If we consider a query involving multiple domains, such as “find all database conferences held within six months in locations whose seasonal average temperature is 28◦ C a...
IJCAI
2003
13 years 9 months ago
2003
In data-integration systems, information sources often have various constraints such as “all houses stored at a source have a unique address.” These constraints are very usefu...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
Often Web database users experience difficulty in articulating their needs using a precise query. Providing ranked set of possible answers would benefit such users. We propose to ...
CIKM
2009
Springer
14 years 1 months ago
2009
Springer
Answering queries using views is a well-established technique in databases. In this context, two outstanding problems can be formulated. The first one consists in deciding whethe...