This paper addresses the location-routing problem (LRP) with uncertain demands. A GA-based two phases simulation method has been designed for solving the problem. Based on the location phase of GA procedure, the inserting/swapping heuristic for routing phase has been merged into the GA to combine a hybrid solution. Experimental results show that the hybrid GA performs well both in quality and efficiency. Thus, an improving aided tool for better decision of uncertain LRP problem has been provided.
机构:
Chongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R ChinaChongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R China
Wang, Yong
Peng, Shouguo
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Chongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R ChinaChongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R China
Peng, Shouguo
Zhou, Xuesong
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Arizona State Univ, Sch Sustainable Engn & Built Environm, Tempe, AZ 85281 USAChongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R China
Zhou, Xuesong
Mahmoudi, Monirehalsadat
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Michigan State Univ, Sch Packaging, E Lansing, MI 48824 USAChongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R China
Mahmoudi, Monirehalsadat
Zhen, Lu
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Shanghai Univ, Sch Management, Shanghai 200444, Peoples R ChinaChongqing Jiaotong Univ, Sch Econ & Management, Chongqing 400074, Peoples R China