Combinatorial Auction (CA)

该数据集包含了根据特定项目和出价按照任意关系生成的实例。具体信息如下：训练阶段生成了100个实例，验证阶段20个，测试阶段50个。数据规模包括2000个项目和4000个出价。任务类型为整数规划。

This dataset comprises instances generated based on arbitrary relationships between specific projects and bids. Detailed information is listed below: 100 instances were generated for the training phase, 20 for the validation phase, and 50 for the test phase. The dataset includes a total of 2000 projects and 4000 bids, and the corresponding task is integer programming.