9732 search results - page 1674 / 1947 » Modelling Adaptivity with Aspects |
183
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SIGIR
2009
ACM
16 years 1 months ago
2009
ACM
Social network systems, like last.fm, play a significant role in Web 2.0, containing large amounts of multimedia-enriched data that are enhanced both by explicit user-provided an...
175
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CCS
2007
ACM
16 years 24 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 ...
209
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SIGCOMM
2006
ACM
16 years 17 days ago
2006
ACM
The success of Skype has inspired a generation of peer-topeer-based solutions for satisfactory real-time multimedia services over the Internet. However, fundamental questions, suc...
222
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SMA
2003
ACM
15 years 12 months ago
2003
ACM
This paper presents a novel Scalar-field based Free-Form Deformation (SFFD) technique founded upon general flow constraints and implicit functions. In contrast to the traditiona...
179
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EDBT
2010
ACM
15 years 11 months ago
2010
ACM
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...