6660 search results - page 1021 / 1332 » Data Analysis for Query Processing |
142
Voted
CCS
2007
ACM
15 years 10 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 ...
143
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SEMWEB
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. The shift from Web pages to Web services enables programmatic access to the near limitless information on the World Wide Web. Autonomous agents should generate concise an...
153
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ICARCV
2002
IEEE
15 years 9 months ago
2002
IEEE
With the advances in digital imagery, large accessible data storage, internet repositories, and image applications, information conveyed through images is gaining in importance. T...
145
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IR
2006
15 years 4 months ago
2006
This paper describes a method, using Genetic Programming, to automatically determine term weighting schemes for the vector space model. Based on a set of queries and their human de...
148
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COMCOM
1998
15 years 3 months ago
1998
As computers and Internet become more and more available to families, access of objectionable graphics by children is increasingly a problem that many parents are concerned about....