考虑协变量的设备退化和生产批量整合模型
刘学娟,赵斐
Integrated model of system degradation and production lot sizing with considering covariate
Xue-juan LIU,Fei ZHAO
表 1
不同协变量取值情况下的参数最优解
Tab.1
Optimal results of parameters with different values of covariate
X
$\tau^*$
/d
$C^*$
/丝
${E_{\rm{C}}}(\tau^*;C^*)$
/(元·d
−1
)
0.1
1.45
2.55
123.6
0.2
1.42
2.55
125.5
0.3
1.40
2.56
127.5
0.4
1.38
2.56
129.5
0.5
1.36
2.56
131.6
0.6
1.33
2.56
133.7
0.7
1.31
2.56
135.8
0.8
1.29
2.56
138.1
0.9
1.27
2.56
140.3