[Retracted] Profit Information System of Exhibition Enterprises Based on Multiobjective Optimization Algorithm

Table 2

The median, mean, and variance of the minimum f₁ (accuracy) value of the test user.

Users’ ID		User-based	Item-based	mf
290	Med	0.756	0.896	0.703
	Mean	0.896	0.569	0.126
	Std	0.229	0.852	0.129
291	Med	0.260	0.896	0.236
	Mean	0.356	0.126	0.589
	Std	0.236	0.586	0.896
292	Med	0.789	0.756	0.457
	Mean	0.546	0.723	0.963
	Std	0.123	0.456	0.256