逻辑回归，机器学习相关内容，内有说明，基于matlab仿真-ex2.m- Octave scr ipt that will help step you through the exercise

ex2 reg.m- Octave scr ipt for the later parts of the exercise

ex2data1.txt- Training set for the rst half of the exercise

ex2data2.txt- Training set for the second half of the exercise

submit.m- Submission scr ipt that sends your solutions to our servers

mapFeature.m- Function to generate polynomial features

plotDecisionBounday.m- Function to plot classier s decision boundary

[?] plotData.m- Function to plot 2D classication data

[?] sigmoid.m- Sigmoid Function

[?] costFunction.m- Logistic Regression Cost Function

[?] predict.m- Logistic Regression Prediction Function

[?] costFunctionReg.m- Regularized Logistic Regression Cost