2667 search results - page 511 / 534 » Can technology-rich spaces support multiple uses |
251
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
172
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SACMAT
2009
ACM
16 years 9 days ago
2009
ACM
Role based access control (RBAC) is a widely used access control paradigm. In large organizations, the RBAC policy is managed by multiple administrators. An administrative role ba...
150
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GLOBECOM
2008
IEEE
16 years 7 days ago
2008
IEEE
Abstract—Peer-to-Peer (P2P) file sharing applications use multiple TCP connections between peers to transfer data. The aggressiveness and robustness of P2P technology remarkably...
174
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MOBICOM
2006
ACM
15 years 11 months ago
2006
ACM
We investigate the optimal selection of minimum contention window values to achieve proportional fairness in a multirate IEEE 802.11e test-bed. Unlike other approaches, the propos...
159
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SOUPS
2006
ACM
15 years 11 months ago
2006
ACM
Given the widespread use of password authentication in online correspondence, subscription services, and shopping, there is growing concern about identity theft. When people reuse...