mlclass-ex5-jin mlclass-ex5-jin\ex5.m mlclass-ex5-jin\ex5.pdf mlclass-ex5-jin\ex5data1.mat mlclass-ex5-jin\featureNormalize.m mlclass-ex5-jin\fmincg.m mlclass-ex5-jin\learningCurve.m mlclass-ex5-jin\linearRegCostFunction.m mlclass-ex5-jin\plotFit.m mlclass-ex5-jin\polyFeatures.m mlclass-ex5-jin\submit.m mlclass-ex5-jin\submitWeb.m mlclass-ex5-jin\trainLinearReg.m mlclass-ex5-jin\validationCurve.m