PPG_raw_data

It includes 1078 PPG data obtained from Polysomnography records of 12 individuals during sleep. 539 of the data show sleep bruxism activity. Bruxism data are in the "Patient" folder. The other 539 data that do not meet the bruxism criteria and are used as control data are in the "Healthy" folder.本数据集包含12名受试者睡眠期间的多导睡眠图（Polysomnography）记录中提取的1078条光电容积描记图（Photoplethysmography，PPG）数据。其中539条数据包含睡眠磨牙（sleep bruxism）活动特征。磨牙相关数据存储于“Patient”文件夹中。剩余539条未达到磨牙判定标准的数据作为对照样本，存储于“Healthy”文件夹中。