摘要：
Andrew Ng 机器学习笔记 by OrangeStar Week_2 1.Multiple Features 更有效的线性回归形式 此时，ｈ函数已经不是二阶了。 $$ X = \begin{matrix} x_0\\ x_1\\ \dots\\ x_n\\ \end{matrix} $$ $$ 阅读全文
摘要：
Andrew Ng机器学习笔记 by OrangeStar Week 1 A computer program is said to learn from experience E with respect to some task T and some performance measure P 阅读全文