[Retracted] The Timbre Relationship between Piano Performance Skills and Piano Combined with Opera Music Elements in the Context of the Internet of Things

Table 9

Comparison between the instruction and the corresponding execution function.

Function name	Corresponding command	Corresponding to I/0	Function (corresponding to scale)
low1 ()	a	0	Bass 1
low2 ()	b	1	Bass 2
low3 ()	c	2	Bass 3
low4 ()	d	3	Bass 4
low5 ()	e	4	Bass 5