A similarity measurement method robust to background noise.

Eiji Hasegawa Yoshihiko Nomura A similarity measurement method robust to background noise. 38-46 1999 30 Systems and Computers in Japan 2 http://dx.doi.org/10.1002/(SICI)1520-684X(199902)30:2<38::AID-SCJ5>3.0.CO;2-S db/journals/scjapan/scjapan30.html#HasegawaN99