CallRank: Combating SPIT Using Call Duration, Social Networks and Global Reputation.

Vijay Balasubramaniyan Mustaque Ahamad Haesun Park CallRank: Combating SPIT Using Call Duration, Social Networks and Global Reputation. 2007 CEAS http://www.ceas.cc/2007/accepted.html#Paper-63 conf/ceas/2007 db/conf/ceas/ceas2007.html#BalasubramaniyanAP07