对于这个代码，对于异常值不是很明显的是无法处理的，
对于相对应的波峰波谷（如果很小的差距是不可以检测出来的）
利用的原理是3sigam
# -*- coding:utf-8 -*-
# sed 1d excel_file.xlsx > new_excel_file.xlsx
# 上面这条命令的方式是为了删除带有第一行的文件的标题头
import numpy as np
data = np.loadtxt("result_fusion1.csv", delimiter=",", usecols=(2))
print(data)
orders = data
order2 = []
# print(orders)
i = 0
ma = 20
while i+20 < 400:
order1 = orders[i:i+20]
mean = (np.mean(order1))
# print(mean)
std = (np.std(order1))
# print(std)
for e in order1:
if (e-mean) <= -2*std or (e-mean) >= 2*std:
order2.append(e)
# print("hh")
i = i + ma
# j = j + ma
order1 = []
print(len(order2))