Eleme

该数据集由饿了么提供，涵盖了为用户提供的外卖服务。在数据处理上，将用户点击的样本视为正样本，而曝光但未被点击的样本则被视为负样本。该数据集的任务是对点击通过率进行预测。

This dataset is provided by Ele.me and covers the food delivery services offered to end users. For data processing, samples clicked by users are labeled as positive samples, while samples that are exposed but not clicked are categorized as negative samples. The task of this dataset is to predict the click-through rate (CTR).

搜集汇总

背景与挑战

背景概述

该数据集是来自饿了么推荐系统的点击日志数据，包含1.28亿训练样本和1800万测试样本，覆盖用户行为、商品特征和时空信息等多维度特征，适用于时空建模和推荐算法研究。数据集采用CC BY-NC-SA 4.0协议共享。