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主要存储Datawhale组队学习中“数据挖掘/机器学习”方向的资料。

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大佬讲的好棒,想请教您backward的算法和pytorch或者tensorflow或者opencv等等有关系吧?他们计算backward的算法有什么不同呀?

[https://github.com/datawhalechina/team-learning-data-mining/blob/master/FinancialRiskControl/baseline.md](url) `test = test_pred / kf.n_splits` 在单次fold内对测试集的预测概率求平均?

有梯度下降的完整代码吗

[错误地址](https://github.com/datawhalechina/team-learning-data-mining/blob/master/EnsembleLearning/CH6-%E9%9B%86%E6%88%90%E5%AD%A6%E4%B9%A0%E4%B9%8B%E6%A1%88%E4%BE%8B%E5%88%86%E4%BA%AB/%E9%9B%86%E6%88%90%E5%AD%A6%E4%B9%A0%E6%A1%88%E4%BE%8B%E5%88%86%E6%9E%901/%E9%9B%86%E6%88%90%E5%AD%A6%E4%B9%A0-%E6%A1%88%E4%BE%8B%E5%88%86%E6%9E%901.ipynb) #部分特征处理,取众数(首先去除缺失值的数据) for i in range(1,9+1): data.loc[data['public_service_'+str(i)]

![image](https://user-images.githubusercontent.com/54147859/111125483-9aa05500-85ac-11eb-9ac5-e8e573268f80.png)

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