Rory A. Lewis Wenxin Jiang Zbigniew W. Ras Mining Scalar Representations in a Non-tagged Music Database. 445-454 2008 ISMIS http://dx.doi.org/10.1007/978-3-540-68123-6_48 conf/ismis/2008 db/conf/ismis/ismis2008.html#LewisJR08