coursera上吴恩达老师讲的机器学习的实验一的代码，部分代码和其他人的不一样，比如for循环我直接用矩阵做-coursera on machine learning experiments Andrew Ng teacher talking about a code part of the code and not the same as others, such as for loop I do directly with the matrix

机器学习联系EX1 部分代码，matlab实现(%% Machine Learning Online Class - Exercise 1: Linear Regression % Instructions % ------------ % % This file contains code that helps you get started on the % linear exercise. You will need to complete the following