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. 2013 Oct 31;8(10):e77455. doi: 10.1371/journal.pone.0077455

Table 3. Ranking correlation measured by Kendall’s tau between different methods.

Network CR-DR CR-LR CR-PR LR-DR LR-PR PR-DR
Delicious Top-20 0.2211 0.6000 0.4842 0.5789 0.8632 0.5895
Delicious Top-50 0.3420 0.5711 0.4531 0.5559 0.8237 0.5722
SM Top-20 0.8895 0.9211 0.9105 0.8158 0.9895 0.8053
SM Top-50 0.6490 0.7992 0.7257 0.5510 0.9233 0.5918

Here we focus on the ranks of the top-Inline graphic (Inline graphic = 20 and 50) nodes with maximal out-degrees. We abbreviate ClusterRank, LeaderRank, PageRank and Out-degree centrality by CR, LR, PR and DR, respectively.