networking - Correlation in a directed graph - R -

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i have directed graph in following format each pair (row) indicates edge source target 

source  target 364 448 364 449 364 371 364 372 534 743 534 371

i need calculate correlation (kind of dependency) each pair. made adjunct matrix mentioned format , try calculate correlation , covariance based on 1. result got not correct.

r or other free tool can used fine.

any solution?

thanks


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