Description

Voice and matching lip language video filmed with 250 people by multi-devices simultaneously, aligned precisely by pulse signal, with high accuracy. It can be used in multi-modal learning algorithms research in speech and image fields.

For more details, please refer to the link: https://www.nexdata.ai/dataset/996?source=Huggingface

Format

Video: mp4 format, 1,280*720, Audio: wav format, 16HZ, 16bit mono

Recording Environment

Using quiet sunny room to stimulate daytime outdoor driving scenes,Signal to noise ratio 25~20dB

Recording Scenes

divide to big scenes and sub scenes by different intense of sunlight

Recording Content

Short signals and spoken sentences

Recording People

250 Chinese, balance for gender

Recording Device

Camera, HD microphone, Audio board

Recording angle

Recording videos of front face, single side face, looking up, looking down, side face looking down and side face looking up all 6 different angles, and proximal and distant audio at the same time

Language

Mandarin

Application scenario

Lip Language recognization

Accuracy

Accuracy of sentence should not below 95%

Licensing Information

Commercial License

audio audioduration (s) 1.92 3.64