Table 5.

Rank before and after restoration

Feasible plan	1	2	3	4	5	6	7	8	9	10	11
Grey relational grade	0.6612	0.8304	0.8231	0.7221	0.9723	0.7869	0.6582	0.8806	0.6205	0.4381	0.6997
Rank before fault	10	7	3	21	16	14	5	20	15	4	18
Rank after restoration	16	4	6	11	1	7	17	2	18	22	12

Feasible plan	12	13	14	15	16	17	18	19	20	21	22
Grey relational grade	0.7461	0.576	0.5327	0.4994	0.6113	0.6827	0.7321	0.7261	0.8626	0.8251	0.6621
Rank before fault	13	8	2	17	11	1	22	19	12	6	9
Rank after restoration	8	19	20	21	14	13	9	10	3	5	15