6618 search results - page 1150 / 1324 » Information and Communication Technologies for Development |
145
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SIGECOM
2004
ACM
15 years 12 months ago
2004
ACM
We analyze the problem of preventing outgoing spam. We show that some conventional techniques for limiting outgoing spam are likely to be ineffective. We show that while imposing...
184
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SIGMOD
2004
ACM
15 years 12 months ago
2004
ACM
Data items are often associated with a location in which they are present or collected, and their relevance or in uence decays with their distance. Aggregate values over such data...
183
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IPSN
2004
Springer
15 years 12 months ago
2004
Springer
This paper investigates the problem of designing decentralized representations to support monitoring and inferences in sensor networks. State-space models of physical phenomena su...
152
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ICTAI
2003
IEEE
15 years 12 months ago
2003
IEEE
Initial deployment and subsequent dynamic reconfiguration of a software system is difficult because of the interplay of many interdependent factors, including cost, time, applicat...
140
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VISUALIZATION
2003
IEEE
15 years 11 months ago
2003
IEEE
Weather visualization is a difficult problem because it comprises volumetric multi-field data and traditional surface-based approaches obscure details of the complex three-dimen...