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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?

Open guotong1988 opened this issue 4 years ago • 0 comments

比如有user有1000W,item有1000W,那么要有 1000W*1000W = 1000000亿 的特征数据?

guotong1988 avatar Mar 22 '21 01:03 guotong1988