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126
Voted
WWW
2008
ACM
16 years 3 months ago
Scalable querying services over fuzzy ontologies
Fuzzy ontologies are envisioned to be useful in the Semantic Web. Existing fuzzy ontology reasoners are not scalable enough to handle the scale of data that the Web provides. In t...
Jeff Z. Pan, Giorgos B. Stamou, Giorgos Stoilos, S...
SIGMOD
2004
ACM
163views Database» more  SIGMOD 2004»
16 years 2 months ago
Constraint-Based XML Query Rewriting For Data Integration
We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and this target schema, and given that the data is at...
Cong Yu, Lucian Popa
173
Voted
DLOG
2011
14 years 6 months ago
Query Answering over SROIQ Knowledge Bases with SPARQL
W3C currently extends the SPARQL query language with so-called entailment regimes, which define how queries are evaluated using logical entailment relations. We describe a sound a...
Ilianna Kollia, Birte Glimm, Ian Horrocks
DAC
1996
ACM
15 years 6 months ago
How to Write Awk and Perl Scripts to Enable Your EDA Tools to Work Together
1 Two tutorials are presented introducing the basic syntax and semantics of Awk and Perl. The languages are taught by example, and the same example EDA applications are developed i...
Robert C. Hutchins, Shankar Hemmady
121
Voted
MM
2009
ACM
156views Multimedia» more  MM 2009»
15 years 9 months ago
Understanding near-duplicate videos: a user-centric approach
Popular content in video sharing web sites (e.g., YouTube) is usually duplicated. Most scholars define near-duplicate video clips (NDVC) based on non-semantic features (e.g., di...
Mauro Cherubini, Rodrigo de Oliveira, Nuria Oliver