2493 search results - page 189 / 499 » Social networking 2.0 |
189
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JUCS
2008
15 years 6 months ago
2008
Abstract: Although immense efforts have been invested in the construction of hundreds of learning object repositories, the degree of reuse of learning resources maintained in such ...
153
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SOCRATES
2008
15 years 8 months ago
2008
The presentation concerns the "Minerva" project co-financed by E.U. aiming at identifying and promoting "good practice" in the design and delivery of e-learnin...
172
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ISAAC
2007
Springer
16 years 27 days ago
2007
Springer
Social networks support efficient decentralized search: people can collectively construct short paths to a specified target in the network. Rank-based friendship—where the prob...
210
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NETWORK
2010
15 years 1 months ago
2010
While the size of popular Online Social Networks (OSNs) such as MySpace or Twitter has been reported to be in the tens or hundreds of millions of users (and growing), little is kn...
173
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CSE
2009
IEEE
16 years 1 months ago
2009
IEEE
Abstract—We present here a method for analyzing the neighborhoods of all the vertices in a large graph. We first give an algorithm for characterizing a simple undirected graph t...