测试格式

imaginedays · Mar 10, 2018 · 29e3191 · 29e3191
1 parent c7df554
commit 29e3191
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/contents/Machine_Learning/Gradient_descent.ipynb b/contents/Machine_Learning/Gradient_descent.ipynb
@@ -38,7 +38,7 @@
     "\n",
     "如何选择 $\\theta_{0}$、$\\theta_{1}$，使得 $h_{\\theta}(x)$ 更接近于训练集 (x,y) ？\n",
     "\n",
-    "上述问题可以转换为求 $$ \\rm{CostFunction} = \\rm{F}({\\theta_{0}},{\\theta_{1}}) = \\frac{1}{2m} \\sum_{i = 1}^{m} (h_{\\theta})^2 \\tag {平方误差代价函数}$$  求最小值$$\\min_{{\\theta_{0}} {\\theta_{1}}} \\rm{F}({\\theta_{0},{\\theta_{1}})} $$\n",
+    "上述问题可以转换为求 $$ \\rm{CostFunction} = \\rm{F}({\\theta_{0}},{\\theta_{1}}) = \\frac{1}{2m} \\sum_{i = 1}^{m} {(h_{\\theta})}^2 \\tag {平方误差代价函数}$$  求最小值$$\\min_{{\\theta_{0}} {\\theta_{1}}} \\rm{F}({\\theta_{0},{\\theta_{1}})} $$\n",
     "\n",
     "\n",
     "\n",