Metadata record for: Tesco Grocery 1.0, a large-scale dataset of grocery purchases in London

This dataset contains key characteristics about the data described in the Data Descriptor Tesco Grocery 1.0, a large-scale dataset of grocery purchases in London. Contents: 1. human readable metadata summary table in CSV format 2. machine readable metadata file in JSON format Versioning Note:Version 2 was generated when the metadata format was updated from JSON to JSON-LD. This was an automatic process that changed only the format, not the contents, of the metadata.

本数据集涵盖了《数据描述符：乐购杂货1.0》（Data Descriptor Tesco Grocery 1.0）中所述数据的核心特征，该数据为伦敦地区大规模杂货采购数据集。具体内容包括：1. 采用CSV格式的人类可读元数据汇总表；2. 采用JSON格式的机器可读元数据文件。版本说明：当元数据格式从JSON更新为JSON-LD时生成了版本2，此过程仅变更了元数据的格式而非内容，属于自动化处理流程。