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» Answering Queries Using Cooperative Semantic Caching
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DEXA
2007
Springer
135views Database» more  DEXA 2007»
14 years 5 months ago
Semantic Grouping of Social Networks in P2P Database Settings
Abstract. Sharing of structured data in decentralized environments is a challenging problem, especially in the absence of a global schema. Social network structures map network lin...
Verena Kantere, Dimitrios Tsoumakos, Timos K. Sell...
ESWS
2007
Springer
14 years 5 months ago
What Have Innsbruck and Leipzig in Common? Extracting Semantics from Wiki Content
Wikis are established means for the collaborative authoring, versioning and publishing of textual articles. The Wikipedia project, for example, succeeded in creating the by far lar...
Sören Auer, Jens Lehmann
WWW
2008
ACM
14 years 11 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»
14 years 11 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
MM
2005
ACM
172views Multimedia» more  MM 2005»
14 years 4 months ago
Learning the semantics of multimedia queries and concepts from a small number of examples
In this paper we unify two supposedly distinct tasks in multimedia retrieval. One task involves answering queries with a few examples. The other involves learning models for seman...
Apostol Natsev, Milind R. Naphade, Jelena Tesic