In this work, a fermatean fuzzy vehicle routing problem with profits (FFVRPP) is considered.
Fermatean fuzzy numbers are used to represent the various coefficients of the problem. The …

Most of the existing emergency rescue studies focus on the shortest rescue path rather than
the shortest time within a reasonable rescue path, and it is only a simple resource …

为了寻求带硬时间窗的车辆路径优化问题的高质量近似解, 针对现有数学模型对时间窗约束考虑
不充分, 建立了最小化车辆数和总行驶距离的双目标非线性优化模型, 提出了一种混合变邻域 …

This article presents a novel contribution to the Periodic Vehicle Routing Problem (PVRP) by
introducing two new problem formulations which differ in the usage of the crucial flow …

Increasing population in cities combined with efforts to obtain more sustainable living
spaces will require a smarter Solid Waste Management System (SWMS). A critical step in …

Due to the substantial rise in online retail and e-commerce in recent years, the demand for
efficient and fast solutions to Vehicle Routing Problems (VRP) has become critical. To …

针对生鲜电商订单拆分情况频发, 冷链配送效率低且配送成本高的问题, 将两级订单分配与冷链
配送联合优化, 以最小化订单配送成本为目标构建非线性混合整数规划模型 …

The current study examines an essential type of vehicle routing problem (VRP). This type is
one where customers are served by limited-capacity vehicles from multiple depots and is …

Purpose-Convenience stores are the main driving force of the small retail format in China. In
order to meet customer demands, maintain product quality, reduce waste, and stay …

Healthcare logistics is one of the most complex networks affecting the delivery of health and
well-being of individuals. Efficient management of last-mile delivery, ie, the final stage of the …