Yoshihiro Adachi Shinichi Kawamoto Shigeo Morishima Satoshi Nakamura Acoustic Features for Estimation of Perceptional Similarity. 306-314 2007 conf/pcm/2007 PCM http://dx.doi.org/10.1007/978-3-540-77255-2_33 db/conf/pcm/pcm2007.html#AdachiKMN07