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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？ #76

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guotong1988 opened this issue Mar 22, 2021 · 1 comment

guotong1988 commented Mar 22, 2021

比如有user有1000W，item有1000W，那么要有 1000W*1000W = 1000000亿的特征数据？

Jonny-Smith-GitHub commented Mar 23, 2021

比如有user有1000W，item有1000W，那么要有 1000W*1000W = 1000000亿的特征数据？

建议先用召回策略筛选掉一下物品，再拼接特征。

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