7607 search results - page 1379 / 1522 » Querying data provenance |
173
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CCS
2007
ACM
16 years 20 days 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 ...
166
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CIVR
2007
Springer
16 years 20 days ago
2007
Springer
With Internet delivery of video content surging to an unprecedented level, video recommendation has become a very popular online service. The capability of recommending relevant v...
180
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CIVR
2007
Springer
16 years 20 days ago
2007
Springer
Among the vast numbers of images on the web are many duplicates and near-duplicates, that is, variants derived from the same original image. Such near-duplicates appear in many we...
157
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PET
2007
Springer
16 years 18 days ago
2007
Springer
Abstract. The Domain Name System (DNS) is the only globally deployed Internet service that provides user-friendly naming for Internet hosts. It was originally designed to return th...
184
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COMPGEOM
2006
ACM
16 years 14 days ago
2006
ACM
We present an optimal-time algorithm for computing (an implicit representation of) the shortest-path map from a fixed source s on the surface of a convex polytope P in three dime...