4493 search results - page 593 / 899 » A Knowledge Recommend System Based on User Model |
156
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SOCIALCOM
2010
15 years 4 months ago
2010
Online popularity has enormous impact on opinions, culture, policy, and profits, especially with the advent of the social Web and Web advertising. Yet the processes that drive popu...
158
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ICEIS
2008
IEEE
16 years 1 months ago
2008
IEEE
The current evolution of Information Technology leads to the increase of automatic data processing over multiple information systems. The data we deal with concerns sensitive infor...
225
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WIMOB
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper, ranging process in IEEE 802.16e OFDMA systems is analyzed and performance is evaluated. Ranging process provides initial network entry, uplink synchronization, and ...
130
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IPPS
2006
IEEE
16 years 23 days ago
2006
IEEE
Advances in high-performance computing have led to the broad use of computational studies in everyday engineering and scientific applications. A single study may require thousand...
185
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WCNC
2010
IEEE
15 years 10 months ago
2010
IEEE
—It is well known that symbol timing offsets larger than the cyclic prefix as well as carrier frequency offsets between transmitter and receiver stations destroy the orthogonali...