地球资源数据云——数据资源详情

信用卡数据

该数据集《Credit Card Data》主要用于监督学习任务，数据形态以文本为主，应用场景偏向金融风控。 题目说明：A Dummy Dataset to exercise Data management and Visualization skills. 任务类型：文本监督学习。 建议流程：先做文本清洗与分词，再比较 TF - IDF+线性模型 与 预训练语言模型。 评估建议：使用分层切分或交叉验证，优先关注 F1、Recall、AUC 等分类指标。 可用文件：CardBase.csv, CustomerBase.csv, FraudBase.csv 等 4 个文件。 Context This is a dummy dataset which was created with an aim to make user understand the relationship between multiple datasets. This dataset can be used for Exploratory Data Analysis, Data Visualization, understanding the concepts of merge and joins. Content Data has four tables as mentioned in data details. Acknowledgements