t=0:0.01:1 y=randn(1,length(t)); plot(t,y) mean(y) var(y)
mean 源代码
Mean技术,作为现代电子设计中的关键统计方法之一,广泛应用于信号处理、数据分析及系统性能评估等领域。掌握Mean计算不仅能够帮助工程师们更准确地理解数据分布特性,还能有效提升产品测试与优化效率。本页面汇集了130个精选资源,涵盖理论讲解、实战案例分析等多方面内容,是电子工程师深…
load d:\exercise\iris\train.txt load d:\exercise\iris\test.txt a=train(:,1:4); b=test(:,1:4); ma=mean(a(1:25,:)); ma(2:2,:)=m…
%ex1102.m 分别计算三个样本的均值 clear all X1=[2.1 3.5 5.0 1.5 3.0 3.2 4.2 2.5 3.0 1.8]; %第一个样本 X2=[3.2 3.0 4.5 4.2 1.4 1.5…
%ex1101.m 用mean()计算样本均值 clear all x=[19.1,13.5,12.6,10,14.6,24,13.7,15,20,13.5]; m=mean(x)
B=[23,15,26,13,21,25,20,21,16,18,21,17,16,24,27,14,17,19,20,24; 28,22,25,19,26,30,26,26,20,28,19,24,19,25,29,17,21,18,26,23; …
B=[23,15,26,13,21,25,20,21,16,18,21,17,16,24,27,14,17,19,20,24; 28,22,25,19,26,30,26,26,20,28,19,24,19,25,29,17,21,18,26,23; …
function [gsrv1]=gngauss(m,mean,sgma) gsrv1 =mean+sgma*(randn(1,m)+j*(randn(1,m)));
B=[23,15,26,13,21,25,20,21,16,18,21,17,16,24,27,14,17,19,20,24; 28,22,25,19,26,30,26,26,20,28,19,24,19,25,29,17,21,18,26,23; …
function pingjunfuzhi=pjfuzhifenxi(data) pingjunfuzhi=mean(abs(data));
function youxiaozhi=yxzhifenxi(data) youxiaozhi=sqrt(mean(data.^2));