[Retracted] Footprint Extraction and Sports Dance Action Recognition Method Based on Artificial Intelligence Distributed Edge Computing

Table 4

Footprint deature extraction.

Characteristic parameters	Representation	Calculation method	Unit
Heel centroid to first metatarsal centroid		Distance formula	Pixel
Heel centroid to thumb centroid		Distance formula	Pixel
1st plantar centroid to thumb centroid		Distance formula	Pixel
Follow the center of mass to the origin of the coordinates		Distance formula	Pixel
The centroid of the first metatarsal to the coordinate origin		Distance formula	Pixel