# -*- coding: utf-8 -*-"""Spyder EditorThis is a temporary script file."""import numpy as npimport matplotlib.pyplot as plt#第一步 获取与处理数据x,y=[],[] #定义存储输入数据和目标数据的数组for sample in open('a.txt','r'): #遍历数据集并保存 _x,_y=sample.spli
文件读写 一.文件打开 传统方法 >>> f = open('data.txt', 'w') # Make a new file in output mode ('w' is write) >>> f.write('Hello\n') # Write strings of characters to it 6 >>> f.write('world\n') # Return number of items written in Python 3.X 6
function SGrey X0 = input('请输入原始负荷数据:'); %输入原始数据 n = length(X0); %原始n年数据 %累加生成 X1 = zeros(1,n); for i = 1:n if i == 1 X1(1,i) = X0(1,i); else X1(1,i) = X0(1,i) + X1(1,i-1); end end X1 %计算数据矩阵B和数据向量Y B = zeros(n-1,2); Y = zeros(n-1,1); for i = 1:n-1 B