[Retracted] Personalised Recommendation of PE Network Course Environment Resources Using Data Mining Analysis

Table 2

Index scores of different recommendation systems.

System	Freshness	Familiarity	Coverage rate
CF based on project	3.27	2.87	74.95
Content-based recommendation algorithm	3.71	2.39	81.06
Recommended algorithm in this paper	4.28	1.03	93.27