[Retracted] Using Factor Decomposition Machine Learning Method to Music Recommendation

Table 3

Information of C2 music works.

Song ID	Song name	Author	Pitch	Length	Timbre	Speed
s2011815	Feel	Big	7.6	Long	18	0.26
s2011816	Move	CMA	13.8	Sort	21	0.53
s2011817	Ashes	Kid	22.3	Long	6	0.76
s2011818	Begin	Mill	16.5	Sort	23	0.52
s2011819	Marg	1M1	9.6	Long	36	0.26