Optimization of Fuel Injection Control System of Two-Stroke Aeroengine of UAV

Table 5

Definition and explanation of preference weights based on Saaty’s theory.

Preference weights	Definition	Explanation
1	Equally preferable	Two factors contribute equally to the objective
3	Moderate preferred	Experience and judgement slightly favour one over other
5	Strongly preferred	Experience and judgement strongly favour one over the other
7	Very strongly preferred	Experience and judgement very strongly favour one over the other
9	Extremely preferred	The evidence favour one over the other is of the highest possible validity
2, 4, 6, 8	Intermediates values	Used to represent compromise between the preferences listed
Reciprocals	Reciprocals for inverse comparison	—