Accord Framework : Decision Trees

http://accord-framework.net/docs/html/T_Accord_MachineLearning_DecisionTrees_Learning_ID3Learning.htm
http://accord-framework.net/docs/html/T_Accord_MachineLearning_DecisionTrees_Learning_C45Learning.htm

https://github.com/accord-net/framework/tree/master/Samples/MachineLearning/Decision%20Trees