MAGICDATA Mandarin Chinese Read Speech Corpus was developed by MAGIC DATA Technology Co., Ltd. and freely published for non-commercial use.

The contents and the corresponding descriptions of the corpus include:

• The corpus contains 755 hours of speech data, which is  mostly mobile recorded data.

• 1080 speakers from different accent areas in China are  invited to participate in the recording.

• The sentence transcription accuracy is higher than 98%.

• Recordings are conducted in a quiet indoor environment.

• The database is divided into training set, validation set, and testing  set in a ratio of 51: 1: 2.

• Detail information such as speech data coding and speaker information is  preserved in the metadata file.

• The domain of recording texts is diversified, including interactive  Q&A, music search, SNS messages, home command and control, etc.

• Segmented transcripts are also provided.

The corpus aims to support researchers in speech recognition, machine translation, speaker recognition, and other speech-related fields. Therefore, the corpus is totally free for academic use.

The corpus is a subset of a much bigger data ( 10566.9 hours Chinese Mandarin Speech Corpus ) set which was recorded in the same environment. Please feel free to contact us via business@magicdatatech.com for more details.

Citation

Please cite the corpus as "Magic Data Technology Co., Ltd., "http://www.imagicdatatech.com/index.php/home/dataopensource/data_info/id/101", 05/2019".

about us

Magic Data Technology Co., Ltd. (referred to as Magic Data) was established in 2016. Through our higher-expertise and higher-precision data services, Magic Data has quickly grown into one of the foremost companies in artificial intelligence industry. We strive to provide the most efficient and highest quality one-stop data services for customers in the fields of speech recognition, intelligent imaging and Natural Language Understanding (NLU). Our services include data scheme design, data collection, data annotation/transcription, etc.

Contact

• Tel:  (+86) 10-82527250

• Email:  business@magicdatatech.com

• http://www.imagicdatatech.com

External URL: http://www.imagicdatatech.com/index.php/home/dataopensource/data_info/id/101    Full description from the company website