这是机器学习的练习材料，里面包含了代码和例题-This is a machine learning practice material, which contains the code and Example

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