Anyone know what is this "Use training set" method in Weka for java programming? because this method I have googling quite number of time but none of the Weka forum have discuss about how to construct "Use training set" method in java programing.
Normally you use independent test set for testing your trained classifiers. If you use this option, you test your trained classifier on your train set, giving over-fit results, which are grossly optimistic.
Read following question for more information.