Emilio Corchado Donald MacDonald Colin Fyfe Maximum and Minimum Likelihood Hebbian Learning for Exploratory Projection Pursuit. 203-225 2004 8 Data Min. Knowl. Discov. 3 http://dx.doi.org/10.1023/B:DAMI.0000023673.23078.a3 db/journals/datamine/datamine8.html#CorchadoMF04