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关于movielens数据集中正负样本处理的问题 #76

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LeonLiang-9652 opened this issue May 30, 2022 · 0 comments
Open

关于movielens数据集中正负样本处理的问题 #76

LeonLiang-9652 opened this issue May 30, 2022 · 0 comments

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@LeonLiang-9652
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作者您好！想请教一下，在movielens数据集的处理函数中，我观察到您在split_data的时候，是将所有的用户做出过评分的电影都作为正样本，是这样吗？是否应该将用户评分高于某个阈值的电影作为正样本呢？
在您movielens.py中的create_ml_1m_dataset函数中确实包含了对用户评分的考量（就是高于某个分数的时候才视为正样本），但是我看您的实验example中没有使用这个函数。想问一下这个函数的用处是什么？
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