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. 2012 Dec 26;7(12):e51353. doi: 10.1371/journal.pone.0051353

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© 2012 Qin et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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a) The clustering results for 58 accepted users with the first place definition (off-line clustering) and a time slot of 1 hour. The clustering was done with the EO algorithm and . b) The cumulative distributions of the entropies for the three cases - bare entropy, reference model, and after clustering.

Inline graphic — a) The clustering results for 58 accepted users with the first place definition (off-line clustering) and a time slot of 1 hour. The clustering was done with the EO algorithm and . b) The cumulative distributions of the entropies for the three cases - bare entropy, reference model, and after clustering.