斯坦福大学机器学习课后作业源码 （145个子文件） 
.gitattributes 483B .gitignore 3KB submit.m 17KB submit.m 17KB submit.m 17KB submit.m 17KB submit.m 17KB submit.m 17KB submit.m 16KB submit.m 15KB submitWeb.m 10KB porterStemmer.m 10KB fmincg.m 9KB fmincg.m 9KB fmincg.m 9KB fmincg.m 9KB ex4.m 8KB ex5.m 7KB ex7_pca.m 7KB ex8_cofi.m 7KB svmTrain.m 6KB ex7.m 5KB nnCostFunction.m 5KB ex6_spam.m 4KB ex1_multi.m 4KB ex6.m 4KB processEmail.m 4KB ex8.m 4KB ex2.m 4KB ex1.m 3KB ex2_reg.m 3KB ex3_nn.m 3KB learningCurve.m 3KB cofiCostFunc.m 2KB oneVsAll.m 2KB ex3.m 2KB emailFeatures.m 2KB validationCurve.m 2KB runkMeans.m 2KB dataset3Params.m 2KB checkNNGradients.m 2KB lrCostFunction.m 2KB svmPredict.m 2KB checkCostFunction.m 2KB predictOneVsAll.m 2KB displayData.m 1KB displayData.m 1KB displayData.m 1KB selectThreshold.m 1KB featureNormalize.m 1KB plotDecisionBoundary.m 1KB predict.m 1KB computeCentroids.m 1KB findClosestCentroids.m 1KB costFunctionReg.m 1KB gradientDescent.m 1KB linearRegCostFunction.m 1KB computeNumericalGradient.m 1KB computeNumericalGradient.m 1KB plotData.m 1KB costFunction.m 1KB recoverData.m 1KB plotData.m 1007B randInitializeWeights.m 980B gradientDescentMulti.m 979B estimateGaussian.m 976B projectData.m 953B pca.m 855B predict.m 842B debugInitializeWeights.m 841B plotProgresskMeans.m 840B multivariateGaussian.m 808B submitWeb.m 807B submitWeb.m 807B submitWeb.m 807B submitWeb.m 807B submitWeb.m 807B submitWeb.m 807B submitWeb.m 807B plotFit.m 804B kMeansInitCentroids.m 798B getVocabList.m 761B visualizeBoundary.m 734B gaussianKernel.m 731B trainLinearReg.m 714B sigmoidGradient.m 712B computeCostMulti.m 711B polyFeatures.m 709B computeCost.m 695B normalEqn.m 677B loadMovieList.m 651B predict.m 585B visualizeFit.m 582B plotData.m 569B warmUpExercise.m 520B featureNormalize.m 510B featureNormalize.m 510B mapFeature.m 508B normalizeRatings.m 479B sigmoid.m 451B共 145 条
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