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127
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2010
ACM
15 years 11 months ago
2010
ACM
We study online social networks in which relationships can be either positive (indicating relations such as friendship) or negative (indicating relations such as opposition or ant...
158
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2010
ACM
15 years 11 months ago
2010
ACM
PageRank computes the importance of each node in a directed graph under a random surfer model governed by a teleportation parameter. Commonly denoted alpha, this parameter models ...
126
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2010
ACM
15 years 11 months ago
2010
ACM
Vacation planning is a frequent laborious task which requires skilled interaction with a multitude of resources. This paper develops an end-to-end approach for constructing intra-...
124
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2010
ACM
15 years 11 months ago
2010
ACM
Previous work analyzing social networks has mainly focused on binary friendship relations. However, in online social networks the low cost of link formation can lead to networks w...
131
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2010
ACM
15 years 11 months ago
2010
ACM
In this paper, we address the problem of database selection for XML document collections, that is, given a set of collections and a user query, how to rank the collections based o...