- L. Tomokiyo, A. Waibel. 2001. Adaptation Methods For Non-Native Speech. Abstract: T ,VCSR per-fonnanc:e is c:onsist.cnLly poor orr low-prolkiency non-nat.ive speech. \-Vhik gainH rrurn HpeakcT adapl.a tion can oft.en bring recognizer performance on high proficiency non-native speaker6 clo6e to that seen -for native speakers [12], recognition for lower-proficiency speakers remains low even after individual speaker adap tation [2]. The challenge for accent adaptation is to rnaxirni:,e rn:ogrriz.er pe,r-forrnanc:c wil.houL collcding large ;1rno1rnt.s or ;u:oustic dal.a ror caclr n,1tivc-l;rng11,1ge/t.;u·gct language pair. In this paper, we focus on adaptation for lower-proficiency speakers, exploring how acou6tic data from up to 15 adaptation speakers c~n be put to its most effective use.
