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GitHub
3 年
运行环境及相关配置
设拟合的直线方程为y = w * x + b; 基于最大似然法的损失函数值loss = 1/(2*m)[y - (w * x + b)]^2; 通过对损失函数对w和b求导,计算梯度; 该程序使用RMSProp方法更新w和b的值,使用梯度平方的指数加权平均累积生成梯度下降的系数值,可以使得不同模型下梯度下降的 ...
GitHub
23 年
[English Version](/solution/1100-1199/1167.Minimum%20Cost%20to%20Connect%20Sticks/README_EN.md)
<p>你有一些长度为正整数的棍子。这些长度以数组<meta charset="UTF-8" /> <code>sticks</code> 的形式给出,<meta charset="UTF-8 ...
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