noise1.m

来自「人工神经网络资料」· M 代码 · 共 6 行

t = 0:0.001:0.6;
x = sin(2*pi*50*t);
y = x + 2*randn(size(t));
plot(1000*t(1:50),y(1:50),1000*t(1:50),x(1:50));
title('Signal Corrupted with Zero-Mean Random Noise');
xlabel('time (milliseconds)');