《R培訓(xùn)知識(shí)》課件

《R培訓(xùn)知識(shí)》PPT課件探索R語言的強(qiáng)大功能，學(xué)習(xí)數(shù)據(jù)類型和結(jié)構(gòu)，掌握向量和數(shù)據(jù)框的操作技巧，深入理解函數(shù)的定義和使用方法，以及介紹面向?qū)ο缶幊毯蚏繪圖基礎(chǔ)知識(shí)。IntroductiontoR1PowerfulDataAnalysisDiscoverthecapabilitiesofRanditsuseinvariousfieldsofdataanalysis.2ExtensiveDataTypesandStructuresLearnaboutthedifferentdatatypesandstructuresinRandhowtoworkwiththemeffectively.VectorOperationsArithmeticOperationsMastertheartofperformingarithmeticoperationsonvectorsefficientlyusingR.LogicalOperationsExplorethepoweroflogicaloperationsandhowtheycanbeusedwithvectorsinR.IndexingandSubsettingLearnthetechniquestoextractandmanipulatespecificelementsfromvectorsinR.DataFrameOperationsCreatingDataFramesDiscoverdifferentmethodstocreatedataframesinRandhowtohandlevariousdatatypeswithinadataframe.ManipulatingDataFramesLearnhowtocleanseandtransformdataframestoextractmeaningfulinsightsforanalysis.MergingandJoiningDataFramesExploretechniquestocombinedataframesandperformoperationsacrossmultipledatasetsinR.Functions1FunctionDefinitionLearnthesyntaxandbestpracticesfordefiningyourownfunctionsinR.2FunctionArgumentsDiscoverdifferentwaystopassargumentstofunctionsandhandledefaultvaluesandvariableparameters.3FunctionalProgrammingExploreadvancedconceptssuchashigher-orderfunctionsandfunctioncompositioninR.Object-OrientedProgrammingClassDefinitionUnderstandtheprinciplesofobject-orientedprogramminganddefineyourownclassesinR.InheritanceandPolymorphismLearnhowtocreateclasshierarchiesandutilizepolymorphismforcodereuseandflexibility.MethodOverridingDiscoverhowtooverrideandextendexistingmethodsinRtocustomizethebehaviorofyourclasses.RPlottingBasicsScatterPlotsCreatebeautifulscatterplotstovisualizerelationshipsbetweenvariablesinyourdatausingR.LineChartsLearnhowtocreatedynamiclinechartstoshowcasetrendsandpatternsintime-seriesdata