what is the feature of the classification of a disease? what is the use of feature selection how do i determine what tests is required for a classifier what feature is required when testing a disease what are the features of a disease classification when plotting features for diseases how to plot diseases in r how to use r to show different categories of disease r disease classifier how to decide if a disease is a nondisease how to choose a classification for a disease in r what is the r feature selection for testing what is the r feature for a disease how to select disease how to plot r features r is able to tell whether a disease is a non-disease how to find diseases in r if you cluster a feature in r for a disease why use features if i cluster the features in a r cluster, does the data indicate that there is no disease?