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Description
791 Hours - Mandarin Conversational Speech Data by Microphone, collected from dialogues based on given topics, covering dozens of generic domain. Transcribed with text content, speaker's ID, gender and other attributes. Our dataset was collected from extensive and diversify speakers(1,126 people in total), geographicly speaking, enhancing model performance in real and complex tasks. Quality tested by various AI companies. We strictly adhere to data protection regulations and privacy standards, ensuring the maintenance of user privacy and legal rights throughout the data collection, storage, and usage processes, our datasets are all GDPR, CCPA, PIPL complied.
For more details, please refer to the link: https://www.nexdata.ai/datasets/speechrecog/1714?source=huggingface
Specifications
Format
48kHz, 16bit, uncompressed wav, mono channel;
Recording Environment
quiet indoor environment, without echo;
Recording content
dozens of topics are specified, and the speakers make dialogue under those topics while the recording is performed;
Demographics
1126 speakers; balanced gender ratio among speakers, with age distribution ranging from 18 to 60 years old;
Annotation
extract and annotate individual sentences with their start and end timestamps, speaker identification, and spoken text content; noise annotation;
Device
Microphone;
Language
Mandarin;
Application scenarios
speech recognition; voiceprint recognition;
Accuracy rate
character accuracy rate of 99%
Licensing Information
Commercial License
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