Implementation of core-periphery profile in R
Calculations detailed at:
Della Rossa, F., Dercole, F., & Piccardi, C. (2013). Profiling core-periphery network structure by random walkers. [Article]. Scientific Reports, 3, 1467. DOI: 10.1038/srep01467 URL: http://www.nature.com/articles/srep01467#supplementary-information
Originally implemented in Matlab