Re: Decision tree classifier in MLlib

2014-07-25 Thread Evan R. Sparks
s binary label > to then compute the accuracy. Even with this binary transformation, the > accuracy with decision tree model is low compared to LR or SVM (for the > specific dataset I used). > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.

Re: Decision tree classifier in MLlib

2014-07-25 Thread SK
the specific dataset I used). -- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/Decision-tree-classifier-in-MLlib-tp9457p10678.html Sent from the Apache Spark User List mailing list archive at Nabble.com.

Re: Decision tree classifier in MLlib

2014-07-18 Thread Joseph Bradley
anks > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/Decision-tree-classifier-in-MLlib-tp9457.html > Sent from the Apache Spark User List mailing list archive at Nabble.com. >

Decision tree classifier in MLlib

2014-07-11 Thread SK
ision tree (rpart) and I am getting 100% accuracy. I would like to understand why the performance of MLLib's decision tree model is poor and if there is some way I can improve it. thanks -- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/Decision-tree-