I am staring a project on comparing standard ways of creating a classifier with some heuristic methods. The heuristic methods should result in a faster training for the classifier but should result in ...
I'm reading a data mining book and it mentioned the Kappa statistic as a mean for evaluating the predication performance of classifiers. However I just can't understand this. I also checked wikipedia ...
I trained a classifier and got the following stats on some test data: ...
I'm using the caret package in R that provides two kind of metrics for classification problems - accuracy and kappa. When should ...