机器学习(Machine Learning)- 吴恩达(Andrew Ng )-笔记
Supervised learning(regression problem)监督学习(线性回归)a straight line to the data or do you want to fit the quadratic function to the data and there’s no fair picking用一条直线还是二次项函数分析数据取决于真实的数据情况(线性分类器,寻找特定的标记