TABLE 1.

Performance results of the step detection methods for different allowed distances (in seconds) from the annotated steps.

Method	Metric	0.1 s	0.2 s	0.3 s	0.4 s	0.5 s	1.0 s
CPD	Precision	0.00	0.01	0.07	0.15	0.49	0.97
	Recall	0.00	0.01	0.07	0.14	0.47	0.91
	F-score	NA1	0.01	0.07	0.14	0.48	0.94
LEA	Precision	0.25	0.61	0.74	0.85	0.90	0.95
	Recall	0.23	0.56	0.69	0.78	0.82	0.88
	F-score	0.24	0.58	0.71	0.81	0.86	0.92
GBM	Precision	0.65	0.81	0.87	0.92	0.93	0.97
	Recall	0.67	0.84	0.89	0.95	0.96	1.00
	F-score	0.66	0.82	0.88	0.93	0.95	0.99

¹NA = not applicable (due to division by zero).