[Retracted] Application of Virtual Reality Based on Computer Vision in Sports Posture Correction

Table 1

Summary table of reliability test results.

Category	Index combination	Alpha coefficient ()
Lower limb	Straight knee bent over	0.7362
	Knee buckle
	Insufficient lunges
	Not following the action
Trunk	Easy to bow back	0.8553
	Insufficient rotation
	Insufficient waist twist
	The arm and the body cannot be coordinated
Upper limb	Arm tension	0.7641
	Hold too low
	The angle between the arm and the body is too large
	Back shovel lead shot
Head	Tension easily, low jaw	0.7921
	Separate hands and eyes
	Inaccurate staring
	Eyes do always stare at the ball