Comparison of fuzzy reasoning and Autoassociative MLP in sleep spindle detection. - Eero Huupponen; Alpo Värri; Joel Hasan; Sari-Leena Himanen; Mikko Lehtokangas; Jukka Saarinen (EUSIPCO, 2000)

Fuzzy detection of EEG alpha without amplitude thresholding. - Eero Huupponen; Sari-Leena Himanen; Alpo Värri; Joel Hasan; Antti Saastamoinen; Mikko Lehtokangas; Jukka Saarinen (Artif. Intell. Medicine, 2002)

Computer program for automated sleep depth estimation. - Antti Saastamoinen; Eero Huupponen; Alpo Värri; Joel Hasan; Sari-Leena Himanen (Comput. Methods Programs Biomed., 2006)

Development and comparison of four sleep spindle detection methods. - Eero Huupponen; Germán Gómez-Herrero; Antti Saastamoinen; Alpo Värri; Joel Hasan; Sari-Leena Himanen (Artif. Intell. Medicine, 2007)