Mandarin Mobile Telephony Conversational Speech Collection Data - 2,657 Hours

Full Official Name: Mandarin Mobile Telephony Conversational Speech Collection Data - 2,657 Hours
Submission date: Oct. 7, 2022, 4:28 p.m.

4491 speakers participated in the recording and conducted face-to-face communication in a natural way. No topics are specified, with a wide range of fields; the voice was natural and fluent, in line with the actual dialogue scene. Text is transferred manually, with high accuracy. Format:16kHz, 16bit, uncompressed wav, mono channel Environments:quiet indoor environment, without echo Recording content:no topic is specified, and the speakers make dialogue while the recording is performed Demographics:4,491 speakers, 63% of which are female. Annotations:annotating for the transcription text, speaker identification and gender Device:Android mobile phone, iPhone Language:Mandarin Applications:speech recognition;  voiceprint recognition. Accuracy rate:97%

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