标签归档:Machine Learning

Coursera Machine Learning notes I. Introduction

Machine Learning:
要素:T/P/E
     Task , Performace, Experience.

TYPES of Machine Learning

1.Supervised Learning 给出数据和正确的答案”right answer”,程序根据此学习
     1.Regression Problem  线性回归问题 ->如放假预测等。
     2.Classification Problem  分类问题 ->有限种类的答案,如判断垃圾邮件
2.Unsurpervised Learning 仅给出数据,让机器自己分类、判断,如星图分析、人际关系分析