VIVOS Corpus VIVOS is a free Vietnamese speech corpus consisting of 15 hours of recording speech prepared for Automatic Speech Recognition task. The corpus was published by AILAB, a computer science lab of VNUHCM - University of Science, with Prof. Vu Hai Quan is the head of. We publish this corpus in hope to attract more scientists to solve Vietnamese speech recognition problems. The corpus should only be used for academic purposes. License Creative Commons Attribution NonCommercial ShareAlike v4.0 (CC BY-NC-SA 4.0) (details) Associated paper Please cite this paper when using VIVOS corpus for research "A non-expert Kaldi recipe for Vietnamese Speech Recognition System", Hieu-Thi Luong and Hai-Quan Vu, in Proc. WLSI/OIAF4HLT2016 (paper) Contact ailab@hcmus.edu.vn Corpus properties Speech was recorded in a quiet environment with high quality microphone, speakers were asked to read one sentence at a time. Training Testing Speakers 46 19 Male 22 12 Female 24 7 Utterances 11660 760 Duration 14:55 00:45 Unique Syllables 4617 1692 Evaluations The corpus was evaluated using our non-expert recipe for Vietnamese Speech Recognition system which is described in the associated paper. baseline +pitch +tone mGMM 19.66 15.14 14.91 mGMM+MMI 18.08 14.96 13.91 mGMM+SAT 15.79 12.07 12.13 mDNN+SAT 13.34 9.54 9.48 Notice This is the official replacement for http://ailab.hcmus.edu.vn/vivos/