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SIGMOD
1995
ACM
88views Database» more  SIGMOD 1995»
14 years 15 days ago
Semantic Assumptions and Query Evaluation in Temporal Databases
When querying a temporal database, a user often makes certain semantic assumptions on stored temporal data. This paper formalizes and studies two types of semantic assumptions: po...
Claudio Bettini, Xiaoyang Sean Wang, Elisa Bertino...
CIKM
2008
Springer
13 years 11 months ago
Query suggestion using hitting time
Generating alternative queries, also known as query suggestion, has long been proved useful to help a user explore and express his information need. In many scenarios, such sugges...
Qiaozhu Mei, Dengyong Zhou, Kenneth Ward Church
ESWS
2008
Springer
13 years 10 months ago
Improving Interoperability Using Query Interpretation in Semantic Vector Spaces
Abstract. In semantic web applications where query initiators and information providers do not necessarily share the same ontology, semantic interoperability generally relies on on...
Anthony Ventresque, Sylvie Cazalens, Philippe Lama...
DOOD
1997
Springer
163views Database» more  DOOD 1997»
14 years 1 months ago
On a Declarative Semantics for Web Queries
With the increasing importance of the World Wide Web as an information source, there is a growing interest for integration of Web and database technology. Several Web query languag...
Rainer Himmeröder, Georg Lausen, Bertram Lud&...
WWW
2007
ACM
14 years 9 months ago
Exploit sequencing views in semantic cache to accelerate xpath query evaluation
In XML databases, materializing queries and their results into views in a semantic cache can improve the performance of query evaluation by reducing computational complexity and I...
Jianhua Feng, Na Ta, Yong Zhang, Guoliang Li