[Retracted] Health Recognition Algorithm for Sports Training Based on Bi-GRU Neural Networks

Table 1

Performances of the machine learning algorithms.

Health type	Testing frequency	Recognition accuracy (%)
		SVM	BP	Bi-GRU NN
Healthy	200	0.6225	0.7625	0.8814
Subhealthy	200	0.7541	0.7714	0.8475
Unhealthy	200	0.7285	0.7526	0.8936