Artificial Intelligence Technology to Record the Number of Times the Ball Passes the Net in Tennis Matches

Table 1

Tennis net diagnostic index system.

Ι level indicator	Send-and-receive segment
	Link attack stage
	Stalemate stage
II level indicator	Record the first over the net during the serving session
	Record the second pass over the net during the catch
	Record the third and fifth net crossings in the connection link
	Record the 4th and 6th net crossing in the pick-up link
	Record the seventh net crossing in the first stage of the stalemate
	Record the eighth net crossing in the first stage of the stalemate