spark 随机森林算法案例实战
https://www.cnblogs.com/bonelee/p/7203947.html
遗传算法及scala实现
https://blog.csdn.net/hgy0403/article/details/81287490
遗传算法Scala实现
https://blog.csdn.net/u013392077/article/details/78622930
Hadoop与Spark算法分析（四）——PageRank算法
https://blog.csdn.net/tmac1027/article/details/78590318