Instances for the multi-trip team orienteering problem with integrated tours and inventory decisions in a blood supply chain
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The instance title presents the number of potential sites (n), the number of periods (h), the number of mobile collection sites (m), the number of shuttles (u), and the number of hospitals (v). Each instance presents the following: First, general information: n: number of potential sites m: number of mobile collection sites u: number of shuttles Q: capacity of the mobile collection sites [whole-blood units] h: number of periods of the planning horizon v: number of hospitals tMax: arrival time limit [units of time] Second, the demand for platelets (PLTs) units in each period t and each hospital z. Third, the demand for red-blood-cells (RBCs) units in each period t and each hospital z. Fourth, parameters related to each node i, where the first and last nodes correspond to the blood center and the others to the potential sites: x and y: coordinates s: service time [units of time] p: total donation level or profit [whole-blood units] e: opening time of activities [units of time] l: closing time of activities [units of time] Finally, the travel times between each pair of nodes
本数据集实例的标题包含潜在采血点数量(n)、时段数量(h)、移动采血点(mobile collection sites)数量(m)、穿梭巴士数量(u)以及医院数量(v)。每个实例包含以下内容: 一、基础参数信息: n:潜在采血点总数 m:移动采血点总数 u:穿梭巴士总数 Q:移动采血点的处理容量[全血单位(whole-blood units)] h:规划时域内的时段总数 v:医院总数 tMax:最大抵达时限[时间单位] 二、各时段t与各医院z对应的血小板(platelets, PLTs)需求单位量 三、各时段t与各医院z对应的红细胞(red-blood-cells, RBCs)需求单位量 四、各节点i的相关参数:其中首尾节点分别对应血液中心,其余节点对应潜在采血点: x、y:节点坐标 s:服务时长[时间单位] p:总捐赠规模或收益[全血单位(whole-blood units)] e:活动开启时间[时间单位] l:活动关闭时间[时间单位] 五、每一对节点间的通行时长




