WikiSum

该数据集包含了维基百科文章及其来源参考文献，主要用于多文档摘要任务。平均而言，每个输入包含525个段落，每个段落有70.1个词汇，目标摘要的平均长度为139.4个词汇。该数据集的规模为：训练实例1579360个，验证实例38144个，测试实例38205个，所涉及的任务是多文档摘要。

This dataset comprises Wikipedia articles and their corresponding source references, primarily intended for multi-document summarization tasks. On average, each input consists of 525 paragraphs, with each paragraph containing 70.1 words, and the average length of the target summaries is 139.4 words. The dataset includes 1,579,360 training instances, 38,144 validation instances, and 38,205 test instances, with the targeted task being multi-document summarization.