Research Article

Fuzzy Reliability Optimization for 2-Hub Center Problem with Cluster-Based Policy and Application in Cross-Border Supply Chain Network Design Using TS Algorithm

Table 2

Decision variables used in the formulation.

Decision variablesDetailed definition

Binary variable equals to 1 if raw material/semifinished goods supplier is assigned to warehouses , ; otherwise, equals to 0; note that equals to 1 if warehouses is built, and 0, otherwise.

Binary variable equals to 1 if manufacturing plant/end-customer is assigned to cross-border inspection , ; otherwise, equals to 0; note that equals to 1 if cross-border inspection is established, and 0, otherwise.