Wine quality analysis; good, bad, neutral using physicochemical features.
The scaled down shiny app can be viewed at https://justinnafe.shinyapps.io/WineQualityAnalysis
P. Cortez, A. Cerdeira, F. Almeida, T. Matos and J. Reis. Modeling wine preferences by data mining from physicochemical properties. In Decision Support Systems, Elsevier, 47(4):547-553, 2009.