metadata
license: cc
The file “labeled_data.zip” contains data from 31 participants walking for 100 seconds on 18 different surface materials, including data from two accelerometers and audio recordings. The file “labeled_treadmill_data.zip” contains the acceleration data of 10 participants measured on a treadmill. The accelerometer's sampling range is set to ±8 g, and the sampling frequency is set to 1600 Hz. The speed range of the treadmill is from 1 to 5.5 km/h, increasing by 0.5 km/h every 100 seconds.