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话说CTR模型的交互类的特征是怎么做的和存储的? #14

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guotong1988 opened this issue Mar 22, 2021 · 0 comments
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@guotong1988
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比如有user有1000W,item有1000W,那么要有 1000W*1000W = 1000000亿 的特征数据?

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