Jie-Zhi Cheng Elodia B. Cole Etta D. Pisano Dinggang Shen Detection of Arterial Calcification in Mammograms by Random Walks. 713-724 2009 IPMI http://dx.doi.org/10.1007/978-3-642-02498-6_59 conf/ipmi/2009 db/conf/ipmi/ipmi2009.html#ChengCPS09