https://www.jianshu.com/p/564ca3994482
https://blog.csdn.net/qq_23664173/article/details/83010348
https://www.cnblogs.com/xuexuefirst/p/8858274.html
1.accuracy
2.precision
3.recall
https://www.jianshu.com/p/564ca3994482
https://blog.csdn.net/qq_23664173/article/details/83010348
https://www.cnblogs.com/xuexuefirst/p/8858274.html
1.accuracy
2.precision
3.recall