机器学习中的数学(1)-回归(regression)、梯度下降(gradient descent) http://www.cnblogs.com/LeftNotEasy/archive/2010/12/05/mathmatic_in_machine_learning_1_regression_and_gradient_descent.html
【机器学习笔记1】Logistic回归总结 http://blog.csdn.net/dongtingzhizi/article/details/15962797
BML学习方法:https://cloud.baidu.com/doc/BML/ScenarioTutorial.html