how many categories for one vs all where do the classifications of the classifications of the r models come from? how can I get a prediction for a category in r r how to predict categories how can i predict r categories in a database how to predict a division in r tcp how to do one vs all category classification in r how to get the hierarchical text classification in r how can i find the order of each division in an email in r what is one vs all classification how to use r for classification how to classify email how to classify a data set using hierarchical text classification how can i predict divisions in r can i use a hierarchical classifier in r r can i do one vs all classification in a email how can i predict the classification of an email how many categories is an email when using one vs. all method can i predict category? can i do one vs all classifier with category level