希尔贝壳中文普通话开源语音数据库AISHELL-ASR0009-OS1录音时长178小时，是希尔贝壳中文普通话语音数据库AISHELL-ASR0009的一部分。AISHELL-ASR0009录音文本涉及智能家居、无人驾驶、工业生产等11个领域。录制过程在安静室内环境中， 同时使用3种不同设备： 高保真麦克风（44.1kHz，16-bit）；Android系统手机（16kHz，16-bit）；iOS系统手机（16kHz，16-bit）。高保真麦克风录制的音频降采样为16kHz，用于制作AISHELL-ASR0009-OS1。400名来自中国不同口音区域的发言人参与录制。经过专业语音校对人员转写标注，并通过严格质量检验，此数据库文本正确率在95%以上。分为训练集、开发集、测试集。

Aishell is an open-source Chinese Mandarin speech corpus published by Beijing Shell Shell Technology Co.,Ltd.

400 people from different accent areas in China are invited to participate in the recording, which is conducted in a quiet indoor environment using high fidelity microphone and downsampled to 16kHz. The manual transcription accuracy is above 95%, through professional speech annotation and strict quality inspection. The data is free for academic use. We hope to provide moderate amount of data for new researchers in the field of speech recognition.

Aishell

Identifier: SLR33

Summary: Mandarin data, provided by Beijing Shell Shell Technology Co.,Ltd

Category: Speech

License: Apache License v.2.0

Downloads (use a mirror closer to you):
data_aishell.tgz [15G]   ( speech data and transcripts )   Mirrors: [China] 
resource_aishell.tgz [1.2M]   ( supplementary resources, incl. lexicon, speaker info )   Mirrors: [China] 

About this resource:

@inproceedings{aishell_2017,  title={AIShell-1: An Open-Source Mandarin Speech Corpus and A Speech Recognition Baseline},  author={Hui Bu, Jiayu Du, Xingyu Na, Bengu Wu, Hao Zheng},  booktitle={Oriental COCOSDA 2017},  pages={Submitted},  year={2017} }

External URL: http://www.aishelltech.com/kysjcp   Full description from the company website