zz__dm的博客

算法交流群纯数学:232875138 spearman 优化算法 set.seed(0) x <- runif(100) y <- runif(100) cor(x, y, method="spearman") # our reference value ## [1] 0.01018902 ranked.x <- scale(rank(x)) / sqrt(length(x) - 1) / 2 ranked.y <- scale(rank(y)) / sqrt(length(y

import numpy as np import pandas as pd import random import os import scipy.stats os.chdir(r'D:\Python 练习') dataSet = pd.read_csv('iris.csv') def randSplit(dataSet,rate): l=list(dataSet.inde...

参考代码：https://blog.youkuaiyun.com/baixiangxue/article/details/80335469 class treeNode: def __init__(self,nameValue,numOccur,parentNode): self.name = nameValue #名字变量 self.count = nu...