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平滑问题 #1

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wuhaotju opened this issue Jun 8, 2018 · 3 comments

wuhaotju commented Jun 8, 2018

耀神， user['user_7days_cvr']=(user['user_buy'])/(user['user_cnt']+3)
你这行能直接平滑吗，还是怎么弄的？

Owner

YouChouNoBB commented Jun 9, 2018

用户行为少，就这样简单平滑了

bloodywolfb commented Jul 30, 2018

想问下为什么是加3？

Owner

YouChouNoBB commented Dec 20, 2019

行为少，就拍了个比较小的数字，没重点优化这块，优化空间也不大

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