Nexdata | Multilingual Code-switching Speech Data | 5,000 Hours |Audio Data| Speech Recognition Data|AI & ML Training Data

1. Specifications Format : 16kHz, 16bit, uncompressed wav, mono channel Recording environment : quiet indoor environment, without echo Recording content (read speech) : general category; human-machine interaction category Demographics : Speakers are evenly distributed across all age groups, covering children, teenagers, middle-aged, elderly, etc. Device : Android mobile phone, iPhone; Language : Mandarin,English,Korean Application scenarios : speech recognition; voiceprint recognition. Accuracy rate : 97% 2. About Nexdata Nexdata owns off-the-shelf 200,000 hours of speech recognition data, 800TB of Annotated Imagery Data, about 2 billion pieces of Natural Language Processing (NLP) Data. These ready-to-go Natural Language Processing (NLP) Data support instant delivery, quickly improve the accuracy of AI models. For more details, please visit us at https://www.nexdata.ai/speechRecognition?source=Datarade

搜集汇总

背景与挑战

背景概述

该数据集为多语言语码转换语音数据，包含5000小时16kHz/16bit单声道WAV格式的安静室内录音，涵盖普通话、英语和韩语，说话人年龄分布均匀，准确率达97%，适用于语音识别和声纹识别模型训练。数据由拥有20万小时语音识别数据的Nexdata提供，支持即时交付以提升AI模型精度。