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第一轮HM闲聊30min
第二轮Director闲聊30min
第三轮60min
1. 简单pandas题x5
2. two sum. 1point3acres
3. 概念题
What is k-fold
What is ROC
How to deal imbalanced data
How to tune parameters
Xgboost pros & cons
Random forest: how to select features? How to find top variables?
.google и
第四轮CA drawbacks. Χ
Why is multicollinearity bad? How to solve?
random forest vs xgboost
random forest vs bagging difference
. 1point 3acres
. Waral dи,
.google и
.google и
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