A Dish Scheduling Model for Traditional Chinese Restaurants Based on Hybrid Multiple Criteria Decision-Making Algorithms and a Double-Layer Queuing Structure

Table 6

Spearman’s rank correlation coefficients between four ranking methods.

	Modified TOPSIS	Conventional TOPSIS	PROMETHEE II	COPRAS
Modified TOPSIS	1.00	0.94	1.00	1.00
Conventional TOPSIS	0.94	1.00	0.94	0.94
PROMETHEE II	1.00	0.94	1.00	1.00
COPRAS	1.00	0.94	1.00	1.00