1355 search results - page 189 / 271 » Structural Model of Real-Time Databases |
146
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SAC
2004
ACM
15 years 10 months ago
2004
ACM
A data warehouse (DW) provides an information for analytical processing, decision making, and data mining tools. On the one hand, the structure and content of a data warehouse ref...
161
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SIGIR
2004
ACM
15 years 10 months ago
2004
ACM
Document representation and indexing is a key problem for document analysis and processing, such as clustering, classification and retrieval. Conventionally, Latent Semantic Index...
244
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
132
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VLDB
2002
ACM
15 years 4 months ago
2002
ACM
Whereas traditional databases manage only deterministic information, many applications that use databases involve uncertain data. This paper presents a Probabilistic Tree Data Bas...
150
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CCS
2007
ACM
15 years 11 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...