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Topological properties of the core group in online communities
(2014)
Online communities are self-organized networks with a clear core-periphery structure, where most of the contributions are due to a small group of users known as the core group. Although several methods for detecting the ...
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Big data and virtual communities: methodological issues
(2014)
Virtual communities represent today en emergent phenomenon through which users get together to create ideas, to obtain help from one another, or just to casually engage in discussions. Their increasing popularity as well ...