Mandarin Chinese Desktop Speech Recognition Corpus - SMS (200 people)
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Corpus de reconnaissance de parole microphone en chinois mandarin – SMS (200 locuteurs)
This corpus comprises 7,276 entries uttered by 200 speakers of different dialects, ages and various educational levels (87 males and 113 females), recorded over 4 channels (Mic1: SHURE SM58; Mic2: ANC-700 Head-mounted; Mic3: TELEX M-60; Mic4: ACOUSTIC MAGIC). The database comprises 23,949 short messages (SMS) per channel. Speech samples are stored as a sequence of 16-bit 22.05kHz WAV for 35.6 hours of speech per channel. The total capacity of the data is 21.1 Gb.
Each speaker read 120 items. Text files are stored in Unicode format. All data have been proofread manually.
The transcriptions include non-speech markers (background noise, background speech, speaker sounds) as well as markers for mispronunciation, channel distortions, words left-out and duplicates.
The corpus aims to be applied to the testing and telephone natural speech recognition system.
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