Automatic Synthesis Technology of Music Teaching Melodies Based on Recurrent Neural Network

Table 5

F0 values under different HAP lengths.

HAP length		1	2	3	4
F0 RMSE	Natural melody	22.34	21.76	22.32	21.35
	Score notes	19.38	19.34	19.26	23.48
F0 correlation	Natural melody	0.94	0.95	0.93	0.99
	Score notes	0.97	0.92	0.98	0.92
LE		2.35	2.34	2.31	2.39