2733 search results - page 404 / 547 » The Constellation Query Language |
VLDB
2007
ACM
14 years 9 months ago
2007
ACM
We propose XRPC, a minimal XQuery extension that enables distributed yet efficient querying of heterogeneous XQuery data sources. XRPC enhances the existing concept of XQuery func...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
To deal with data uncertainty, existing probabilistic database systems augment tuples with attribute-level or tuple-level probability values, which are loaded into the database al...
BIBE
2007
IEEE
14 years 3 months ago
2007
IEEE
—We present an information retrieval model for combining evidence from concept-based semantics, term statistics, and context for improving search precision of genomics literature...
CIKM
2007
Springer
14 years 3 months ago
2007
Springer
Opinion retrieval is a document retrieval process, which requires documents to be retrieved and ranked according to their opinions about a query topic. A relevant document must sa...
VLDB
1994
ACM
14 years 1 months ago
1994
ACM
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...