765 search results - page 84 / 153 » Query Processing over Incomplete Autonomous Databases |
PODS
2008
ACM
15 years 10 months ago
2008
ACM
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
Many new applications that involve decision making need online (i.e., OLAP-styled) preference analysis with multidimensional boolean selections. Typical preference queries includes...
ICDE
2009
IEEE
15 years 5 months ago
2009
IEEE
Abstract— It is widely realized that the integration of information retrieval (IR) and database (DB) techniques provides users with a broad range of high quality services. A new ...
ICDT
2010
ACM
15 years 7 months ago
2010
ACM
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
KDD
2008
ACM
15 years 10 months ago
2008
ACM
Extracting entities (such as people, movies) from documents and identifying the categories (such as painter, writer) they belong to enable structured querying and data analysis ov...