集成学习，它是二阶求导，速度快，可实现并行计算(Ensemble learning, which is a two order derivative, is fast and can be implemented in parallel computing)

数据挖掘算法R语言实现，包括聚类、判别、集成学习、随机森林、神经网络、支持向量机等算法。(Data mining algorithm R language implementation, including clustering, discrimination, ensemble learning, random forest, neural network, support vector machines and other algorithms.)