3295 search results - page 288 / 659 » Using Technologies to Improve E-Learning |
288
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
We present the architectural design and recent performance optimizations of a state of the art commercial database replication technology provided in Oracle Streams. The underlying...
209
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SIGIR
2009
ACM
16 years 1 months ago
2009
ACM
While query expansion techniques have been shown to improve retrieval performance in a centralized setting, they have not been well studied in a federated setting. In this paper, ...
179
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CISS
2008
IEEE
16 years 1 months ago
2008
IEEE
Abstract—Cross-layer optimization including congestion control, routing, and scheduling has shown dramatic throughput improvement over layered designs for wireless networks. In p...
192
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HICSS
2008
IEEE
16 years 1 months ago
2008
IEEE
Purpose: Drawing from literature on innovation, strategy and culture the objective of this study is to explore the role of perceived potentials and perceived strategic importance ...
165
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SIGIR
2006
ACM
16 years 17 days ago
2006
ACM
User modeling for information retrieval has mostly been studied to improve the effectiveness of information access in centralized repositories. In this paper we explore user model...