minimal gain and the accuracy

hanaabdalrahman

hello..

what is the Relationship between minimal gain and accuracy when i decrease minimal gain to .001instesd of default .1  the accuracy increase ?

another quetstion.. i work on decision tree and random forest the accuracy of its is same.. is these ok or there is error

thanks 

Thomas_Ott

@hanaabdalrahman mininmal gain has to do with node splitting on your Decision Tree wherease accuracy has to do with how well the algorithm managed to classify the data correctly. 

 

You can read more about the various parameters for Decision Tree here: https://docs.rapidminer.com/latest/studio/operators/modeling/predictive/trees/parallel_decision_tree.html