[Retracted] Perception and Recognition of Upper Limb Movement Trajectory of Aerobics Based on Multi-Intelligent Sensors

Table 3

Result of calculating heading angle by vector observation method.

Test conditions	Actual angle	Measuring angle	Actual angle	Measuring angle
Tilt 15°	30	31.12	60	58.19
	90	88.64	180	181.64
Tilt 30°	30	31.51	60	57.94
	90	88.16	180	182.37