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» Answering Queries by Semantic Caches
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IDEAS
2007
IEEE
107views Database» more  IDEAS 2007»
14 years 1 months ago
Examining the Performance of a Constraint-Based Database Cache
Constraint-based database caching aims at correctly answering SQL query predicates from a local cache database by exploiting constraints that have previously been used in selectin...
Andreas Bühmann, Joachim Klein 0002
CIKM
2010
Springer
13 years 5 months ago
EntityEngine: answering entity-relationship queries using shallow semantics
We introduce EntityEngine, a system for answering entityrelationship queries over text. Such queries combine SQLlike structures with IR-style keyword constraints and therefore, ca...
Xiaonan Li, Chengkai Li, Cong Yu
KCAP
2009
ACM
14 years 2 days ago
Cross ontology query answering on the semantic web: an initial evaluation
PowerAqua1 is a Question Answering system, which takes as input a natural language query and is able to return answers drawn from relevant semantic resources found anywhere on the...
Vanessa Lopez, Victoria S. Uren, Marta Sabou, Enri...
ICSOC
2005
Springer
14 years 28 days ago
Semantic Caching for Web Services
We present a semantic caching scheme suitable for caching responses from Web services on the SOAP protocol level. Existing semantic caching schemes for database systems or Web sour...
Stefan Seltzsam, Roland Holzhauser, Alfons Kemper
FQAS
2009
Springer
127views Database» more  FQAS 2009»
14 years 2 months ago
Finding Top-k Approximate Answers to Path Queries
We consider the problem of finding and ranking paths in semistructured data without necessarily knowing its full structure. The query language we adopt comprises conjunctions of r...
Carlos A. Hurtado, Alexandra Poulovassilis, Peter ...