The Unsupervised Learning Workshop

DoyoufinditdifficulttounderstandhowpopularcompanieslikeWhatsAppandAmazonfindvaluableinsightsfromlargeamountsofunorganizeddata?TheUnsupervisedLearningWorkshopwillgiveyoutheconfidencetodealwithclutteredandunlabeleddatasets,usingunsupervisedalgorithmsinaneasyandinteractivemanner.Thebookstartsbyintroducingthemostpopularclusteringalgorithmsofunsupervisedlearning.You'llfindouthowhierarchicalclusteringdiffersfromk-means,alongwithunderstandinghowtoapplyDBSCANtohighlycomplexandnoisydata.Movingahead,you'lluseautoencodersforefficientdataencoding.Asyouprogress,you’lluset-SNEmodelstoextracthigh-dimensionalinformationintoalowerdimensionforbettervisualization,inadditiontoworkingwithtopicmodelingforimplementingnaturallanguageprocessing(NLP).Inlaterchapters,you’llfindkeyrelationshipsbetweencustomersandbusinessesusingMarketBasketAnalysis,beforegoingontouseHotspotAnalysisforestimatingthepopulationdensityofanarea.Bytheendofthisbook,you’llbeequippedwiththeskillsyouneedtoapplyunsupervisedalgorithmsoncluttereddatasetstofindusefulpatternsandinsights.