Air-CSL: Chinese Sign Language Recognition Based on the Commercial WiFi Devices

Table 3

Performance comparison table of different algorithms.

Algorithm	Accuracy rate (%)	F1-score (%)	Time (s)
Air-CSL(GRU)	91.77	95.32	342.37
LSTM	86.91	90.19	328.48
CNN	81.63	85.19	374.63
SVM	83.75	86.68	412.29
k-NN	81.59	86.34	394.82
Random forests	83.06	87.14	425.38