5954 search results - page 448 / 1191 » Querying Bi-level Information |
209
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JSW
2008
15 years 7 months ago
2008
Information retrieval is the important work for Electronic Commerce. Ontology-based semantic retrieval is a hotspot of current research. In order to achieve fuzzy semantic retrieva...
187
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IJMI
2007
15 years 7 months ago
2007
Objective: We present an integrated set of technologies, known as the Hippocratic Database, that enable healthcare enterprises to comply with privacy and security laws without imp...
217
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APIN
2000
15 years 6 months ago
2000
Abstract. This paper addresses several issues related to the use of conceptual modeling to support serviceoriented, advanced information systems. It shows how conceptual modeling o...
181
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IR
2010
15 years 5 months ago
2010
LETOR is a benchmark collection for the research on learning to rank for information retrieval, released by Microsoft Research Asia. In this paper, we describe the details of the L...
190
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SIGMOD
2004
ACM
16 years 7 months ago
2004
ACM
We perform a theoretical study of the following queryview security problem: given a view V to be published, does V logically disclose information about a confidential query S? The...