Swimmer’s Posture Recognition and Correction Method Based on Embedded Depth Image Skeleton Tracking

Table 6

Identification and correction results of test samples.

		Diving	Spread arm	Paddling	Backstroke	Turn head	Effluent
Decision tree	Correct number	15	15	16	17	17	18
Random forest		18	17	20	19	19	21
Decision tree	Correct rate	60%	60%	64%	68%	68%	72%
Random forest		72%	68%	80%	76%	76%	84%
Decision tree	Average recognition time	0.856	0.842	0.865	0.886	0.901	0.914
Random forest		0.713	0.724	0.749	0.738	0.787	0.796