Autonomous Gait Event Detection with Portable Single-Camera Gait Kinematics Analysis System

Table 2

Evaluation of the proposed autonomous gait event detection.

Gait event/phase	Evaluation
	Stroke patients			Healthy volunteers
	VD	GTL	DR	VD	GTL	DR
Initial Contact	84	90	93.33%	53	60	88.33%
Foot Flat	75	92	81.52%	54	56	96.43%
Midstance	87	94	92.55%	52	55	94.55%
Heel Raise	81	89	91.01%	51	52	98.08%
Terminal Contact	69	83	83.13%	48	54	88.89%
Midswing	73	80	91.25%	47	50	94.00%
Overall	469	528	88.83%	305	327	93.27%

VD: number of valid detection instances; GTL: number of ground truth labels; DR: detection rate.