[Retracted] The Impact of Digital Technology on the Optimization of Higher Education Teaching Models in an Epidemic Environment

Table 3

Comparison of different recommendation algorithms.

	User-CF	Item-CF	CB	HybridR
Precision	0.548	0.635	0.623	0.804
Recall	0.493	0.572	0.561	0.724
F1	0.492	0.601	0.590	0.762