Improvement of Business Analysis Method of E-Commerce System from the Perspective of Intelligent Recommendation System

Table 2

Comparison of the evaluation indicators of the three recommended engines.

Indicators	Collaborative filtering	Content filtering	Affiliationrules
Accuracy (F1 value)	7.2%	8.4%	5.6%
Efficiency (time)	12 s	23 s	42 s
Coverage	45.6%	68.4%	72.1%
Diversity	74.6%	86.2%	64.5%
Novelty	15.2%	28.6%	15.6%