TABLE 3.

Detailed orthogonal experimental design (OED) for optimizing the feature extraction parameters.

DOE name	ID	Window size	Step	PreFOG duration
T01	1	128	5	150
T02	2	128	10	250
T03	3	128	20	500
T04	4	128	30	600
T05	5	256	5	250
T06	6	256	10	150
T07	7	256	20	600
T08	8	256	30	500
T09	9	400	5	500
T10	10	400	10	600
T11	11	400	20	150
T12	12	400	30	250
T13	13	500	5	600
T14	14	500	10	500
T15	15	500	20	250
T16	16	500	30	150

DOE, Design of experiment; preFOG, pre-freezing of gait.