Spark-MLlib-Learning
特征抽取
https://github.com/xinghalo/Spark-MLlib-Learning/tree/master/src/xingoo/ml/extraction
特征转换
https://github.com/xinghalo/Spark-MLlib-Learning/tree/master/src/xingoo/ml/tranformer
特征选择
https://github.com/xinghalo/Spark-MLlib-Learning/tree/master/src/xingoo/ml/selector