qq_45670844的博客

文章目录TerminologyNeural Networks: RepresentationMotivationsNon-linear HypothesesNeurons and the BrainNeural NetworksModel RepresentationNeuron in the brainNeuron model: Logistic unitNeural NetworkcomputationsForward propagation: Vectorized implementationElem

文章目录TerminologyLogistic RegressionClassification and RepresentationClassificationlinear regression to a classification problemLogistic Regression - a classification algorithmHypothesis RepresentationLogistic Regression ModelSigmoid(Logistic) function -- g(

文章目录TerminologyMultivariate Linear RegressionHypothesisGradient descent for multiple variablesGradient Descent in Practice I - Feature ScalingFeature ScalingMean NormalizationGradient Descent in Practice II - Learning RateFeatures and Polynomial Regression

文章目录TerminologySupervised LearningExampleRegression (real-valued output)Classification (discrete-valued output)Unsupervised LearningExampleClusteringNon-clusteringCocktail party problemLinear Regression with One Variable/ Univariate Linear RegressionModel