6982 search results - page 235 / 1397 » Collaboration |
177
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RECSYS
2009
ACM
16 years 3 days ago
2009
ACM
Recommender systems based on user feedback rank items by aggregating users’ ratings in order to select those that are ranked highest. Ratings are usually aggregated using a weig...
134
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APSCC
2008
IEEE
16 years 2 days ago
2008
IEEE
As internet technology develops, we transfer more and more physical activities into cyberspace. On the other hand, mobile technology frees the location of cyberspace participants,...
169
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GLOBECOM
2008
IEEE
16 years 1 days ago
2008
IEEE
Abstract— We present a collaborative algorithm to enable opportunistic spectrum access for cognitive radios in the presence of multiple co-channel transmitters. A spectrum hole d...
149
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ICDCS
2008
IEEE
16 years 1 days ago
2008
IEEE
We present a simple, yet powerful, approach for the specification and enforcement of authorizations regulating data release among data holders collaborating in a distributed comp...
160
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ICPR
2008
IEEE
16 years 1 days ago
2008
IEEE
In this paper we propose a novel image contrast enhancement method using collaborative learning. Block-based histogram equalization methods such as contrast limited adaptive histo...