ML20M
收藏arXiv2025-09-30 收录
下载链接：
http://grouplens.org/datasets/movielens
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资源简介：
该数据集是从MovieLens-20M数据集中生成的二元偏好数据集，其中评分大于或等于4的被视为积极反馈。此外，仅保留了至少有5次观看记录的用户，并且验证集和测试集是随机选取的。该数据集主要用于推荐系统任务。
This dataset is a binary preference dataset generated from the MovieLens-20M dataset, where ratings greater than or equal to 4 are regarded as positive feedback. Additionally, only users with at least 5 viewing records are retained, and both the validation and test sets are randomly selected. This dataset is primarily used for recommender system tasks.
提供机构：
GroupLens Research
