选取了电影评分数据集,包括约20k用户和10k物品。总共有超过240k评分数据。根据评分数据划分了训练集(237k评分数据)、验证集(10k评分数据)和测试集(50k评分数据)。
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LiXinyuan1015/RecommendationSystem
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基于矩阵分解的推荐系统
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