哪位请帮忙指导一下面程序中subplot(2,2,[1 3]);subplot(2,2,2);subplot(2,2,4);分别代表什么意思income=[3.2 4.1 5.0 5.6];outgo=[2.5 4.0 3.35 4.9];subplot(2,2,[1 3]);plot(income)subplot(2,2,2);plot(outgo)subplot(2,2,4);plot(income)我
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![哪位请帮忙指导一下面程序中subplot(2,2,[1 3]);subplot(2,2,2);subplot(2,2,4);分别代表什么意思income=[3.2 4.1 5.0 5.6];outgo=[2.5 4.0 3.35 4.9];subplot(2,2,[1 3]);plot(income)subplot(2,2,2);plot(outgo)subplot(2,2,4);plot(income)我](/uploads/image/z/3932934-6-4.jpg?t=%E5%93%AA%E4%BD%8D%E8%AF%B7%E5%B8%AE%E5%BF%99%E6%8C%87%E5%AF%BC%E4%B8%80%E4%B8%8B%E9%9D%A2%E7%A8%8B%E5%BA%8F%E4%B8%ADsubplot%282%2C2%2C%5B1+3%5D%29%3Bsubplot%282%2C2%2C2%29%3Bsubplot%282%2C2%2C4%29%3B%E5%88%86%E5%88%AB%E4%BB%A3%E8%A1%A8%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9Dincome%3D%5B3.2+4.1+5.0+5.6%5D%3Boutgo%3D%5B2.5+4.0+3.35+4.9%5D%3Bsubplot%282%2C2%2C%5B1+3%5D%29%3Bplot%28income%29subplot%282%2C2%2C2%29%3Bplot%28outgo%29subplot%282%2C2%2C4%29%3Bplot%28income%29%E6%88%91)
哪位请帮忙指导一下面程序中subplot(2,2,[1 3]);subplot(2,2,2);subplot(2,2,4);分别代表什么意思income=[3.2 4.1 5.0 5.6];outgo=[2.5 4.0 3.35 4.9];subplot(2,2,[1 3]);plot(income)subplot(2,2,2);plot(outgo)subplot(2,2,4);plot(income)我
哪位请帮忙指导一下面程序中subplot(2,2,[1 3]);subplot(2,2,2);subplot(2,2,4);分别代表什么意思
income=[3.2 4.1 5.0 5.6];
outgo=[2.5 4.0 3.35 4.9];
subplot(2,2,[1 3]);plot(income)
subplot(2,2,2);plot(outgo)
subplot(2,2,4);plot(income)
我主要是不懂语句subplot(2,2,[1 3])中[1,3]代表什么,
哪位请帮忙指导一下面程序中subplot(2,2,[1 3]);subplot(2,2,2);subplot(2,2,4);分别代表什么意思income=[3.2 4.1 5.0 5.6];outgo=[2.5 4.0 3.35 4.9];subplot(2,2,[1 3]);plot(income)subplot(2,2,2);plot(outgo)subplot(2,2,4);plot(income)我
两个问题:
(1)函数名fft与matlab自带的fft函数冲突,建议改名后重新存盘
(2)最好缺两end
改后的程序:
1),stem((0:7),abs(hc(1:8)));
grid;
title('8点正三角波的幅频特性');
hd(1:8)=fft(xd(1:8));
subplot(212),stem((0:7),abs(hd(1:8)));
grid;
title('8点反三角波的幅频特性');
elseif aa==2
subplot(211),stem((0:15),xc(1:16));
title('8点正三角波补0到16点后的时间波形');
grid;
subplot(212),stem((0:15),xd(1:16));
title('8点反三角波补0到16点后的时间波形');
grid;
elseif aa==3
hc(1:16)=fft(xc(1:16));
subplot(211),stem((0:15),abs(hc(1:16)));
title('8点正三角波补0到16点后的幅频特性');
end
end