Alleviating the Sparsity Problem of Collaborative Filtering Using Trust Inferences.

Manos Papagelis Dimitris Plexousakis Themistoklis Kutsuras Alleviating the Sparsity Problem of Collaborative Filtering Using Trust Inferences. 224-239 2005 conf/itrust/2005 iTrust http://dx.doi.org/10.1007/11429760_16 db/conf/itrust/itrust2005.html#PapagelisPK05