Instances for the Pickup and Delivery Problem with Time Windows based on open data

Instances for the Pickup and Delivery Problem with Time Windows generated using open data on addresses and travel times. There are 300 instances in total, distributed in 12 sets according to the number of customer locations: 100, 200, 400, 600, 800, 1000, 1500, 2000, 2500, 3000, 4000, and 5000 locations. Each set contains 25 instances and is compressed in a single (.zip) file. Instructions to correctly read each instance file are available in a README inside the folder "Instances/". A table with detailed configurations of all instances can be found in the text file "configurations.txt". A valid solution for each instance is available inside the folder "Solutions/". The detailed structure of these files is described in the README file inside the same folder. The file README in the main folder contains general information about the datasets and related topics.本数据集包含基于地址与出行时间公开数据生成的带时间窗取送货问题（Pickup and Delivery Problem with Time Windows）实例。本数据集共包含300个实例，按客户位置数量划分为12组，各组的位置规模分别为100、200、400、600、800、1000、1500、2000、2500、3000、4000及5000。每组包含25个实例，均打包为单个(.zip)压缩文件。正确读取各实例文件的操作说明可在"Instances/"文件夹内的README文件中获取。所有实例的详细配置表格可在文本文件"configurations.txt"中查阅。各实例的可行解均存放于"Solutions/"文件夹内，此类文件的详细结构可在该文件夹内的README文件中查看。主文件夹内的README文件包含了本数据集的通用信息及相关主题内容。