http://blog.csdn.net/pipisorry/article/details/43966361
机器学习Machine Learning - Andrew NG courses学习笔记
The Problem of Overfitting
Cost Function
Regularized Linear Regression
Regularized Logistic Regression
from:http://blog.csdn.net/pipisorry/article/details/43966361
Machine Learning - VII. Regularization (Week 3)
原文：http://blog.csdn.net/pipisorry/article/details/43966361