Auditory Filterbank Improves Voice Morphing. - Erika Okamoto; Toshio Irino; Ryuichi Nisimura; Hideki Kawahara (INTERSPEECH, 2011)

Detecting child speaker based on auditory feature vectors for VTL estimation. - Ryuichi Nisimura; Shoko Miyamori; Erika Okamoto; Hideki Kawahara; Toshio Irino (APSIPA, 2012)

Vocal tract length estimation for voiced and whispered speech using gammachirp filterbank. - Toshio Irino; Erika Okamoto; Ryuichi Nisimura; Hideki Kawahara (APSIPA, 2013)