tJ 3: y=sin (t): y1=sin (t+0. 25) y 2=Sin (t+0. 5) y3=cos(t);y4=cos(t+0.25)y5=cos(t+0.5); plot(t,ly',y1,y2,y3,y4, y5D) 0.8 0.6 0.4 0.2 0.4 0.6 0.8
例 3：y=sin(t);y1=sin(t+0.25);y2=sin(t+0.5); y3=cos(t);y4=cos(t+0.25);y5=cos(t+0.5); plot(t,[y',y1',y2',y3',y4',y5']) 0 1 2 3 4 5 6 7 -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1
y3=cos(t);y4=cos(t+0.25)y5=cos(t+0.5); plot(t, y3 ); hold on; plot(t, y4); plot(t, y5) 0.8 0.6 -0.8 6
y3=cos(t);y4=cos(t+0.25);y5=cos(t+0.5); plot(t,y3);hold on; plot(t,y4); plot(t,y5); 0 1 2 3 4 5 6 7 -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1
X= peaks, plot(×) X=1: length(peaks); y=peaks, plot(x, y) 10 8 6 0 30 35 45 50
x=peaks;plot(x) x=1:length(peaks);y=peaks;plot(x,y) 0 5 10 15 20 25 30 35 40 45 50 -8 -6 -4 -2 0 2 4 6 8 10
3.单窗口多曲线分图绘图 subplot—子图分割命令 调用格式: 行列绘图序号 subplot(m,n,p)按从左至右, 从上至下排列
3. 单窗口多曲线分图绘图 subplot —— 子图分割命令 调用格式： subplot(m,n,p) —— 按从左至右， 从上至下排列 行 列 绘图序号
subplot(1, 3, 1); plot(t,y) subplot(1, 3, 2); plot(t, y3) r subplot(1, 3, 3 ) plot(t, y2) 0.8 0.8 0.8 0.6 0.6 0.4 0.2 0.6 0.6 0.6 0.8 0.8 0.8 10 100
subplot(1,3,1); plot(t,y) subplot(1,3,2); plot(t,y3) subplot(1,3,3); plot(t,y2) 0 5 10 -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0 5 10 -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0 5 10 -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1