[Retracted] Research on the Spectral Domain Graph Convolution Collaborative Filtering Algorithm Based on Reinforcement Learning and Chebyshev

Table 2

Offline recommendation algorithm accuracy.

Method	Click through rate	Normalized discount cumulative gain
LR	0.119	0.370
FM	0.143	0.441
W&D	0.149	0.449
LinUCB	0.145	0.420
HLinUCB	0.122	0.351
	0.163	0.480
	0.171	0.490