6610 search results - page 877 / 1322 » Community Structures of Networks |
149
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IAT
2009
IEEE
15 years 11 months ago
2009
IEEE
Collaborative Filtering based on similarity suffers from a variety of problems such as sparsity and scalability. In this paper, we propose an ontological model of trust between us...
132
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ICC
2008
IEEE
15 years 11 months ago
2008
IEEE
— In their landmark paper Cover and El Gamal proposed different coding strategies for the relay channel with a single relay supporting a communication pair. These strategies are ...
136
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ICPR
2008
IEEE
15 years 11 months ago
2008
IEEE
In pattern recognition, computer vision, and image processing, many approaches are based on second order operators. Well-known examples are second order networks, the 3D structure...
201
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VTC
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
159
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GLOBECOM
2007
IEEE
15 years 11 months ago
2007
IEEE
— An opportunistic large array (OLA) is a form of cooperative diversity in which a large group of simple, inexpensive relays or forwarding nodes operate without any mutual coordi...