您如何解决“未定义的函数或变量'mamfis'”？

[poster]

我在MATLAB r2016a上进行边缘检测，但是有一个我不明白的错误。我在某个地方看到这个问题发生在r2015a中，这就是为什么我升级到r2016a的原因，但是我遇到了同样的问题：

未定义的函数或变量“ mamfis”

此外，我也收到此错误：

错误：文件：edge.m行：48列：6
输入字符在MATLAB语句或表达式中无效。

Irgb = imread('IMG_1769.png'); Igray = rgb2gray(Irgb); figure image(Igray,'CDataMapping','scaled') colormap('gray') title('Input Image in Grayscale') I = im2double(Igray); Gx = [-1 1]; Gy = Gx'; Ix = conv2(I,Gx,'same'); Iy = conv2(I,Gy,'same'); figure image(Ix,'CDataMapping','scaled') colormap('gray') title('Ix') figure image(Iy,'CDataMapping','scaled') colormap('gray') title('Iy') % edgeFIS=mamfis; edgeFIS = mamfis('Name','edgeDetection'); edgeFIS = addInput(edgeFIS,[-1 1],'Name','Ix'); edgeFIS = addInput(edgeFIS,[-1 1],'Name','Iy'); sx = 0.1; sy = 0.1; edgeFIS = addMF(edgeFIS,'Ix','gaussmf',[sx 0],'Name','zero'); edgeFIS = addMF(edgeFIS,'Iy','gaussmf',[sy 0],'Name','zero'); edgeFIS = addOutput(edgeFIS,[0 1],'Name','Iout'); wa = 0.1; wb = 1; wc = 1; ba = 0; bb = 0; bc = 0.7; edgeFIS = addMF(edgeFIS,'Iout','trimf',[wa wb wc],'Name','white'); edgeFIS = addMF(edgeFIS,'Iout','trimf',[ba bb bc],'Name','black'); figure subplot(2,2,1) plotmf(edgeFIS,'input',1) title('Ix') subplot(2,2,2) plotmf(edgeFIS,'input',2) title('Iy') subplot(2,2,[3 4]) plotmf(edgeFIS,'output',1) title('Iout') r1 = "If Ix is zero and Iy is zero then Iout is white"; r2 = "If Ix is not zero or Iy is not zero then Iout is black"; edgeFIS = addRule(edgeFIS,[r1 r2]); edgeFIS.Rules Ieval = zeros(size(I)); for ii = 1:size(I,1) Ieval(ii,:) = evalfis(edgeFIS,[(Ix(ii,:));(Iy(ii,:))]'); end figure image(I,'CDataMapping','scaled') colormap('gray') title('Original Grayscale Image') figure image(Ieval,'CDataMapping','scaled') colormap('gray') title('Edge Detection Using Fuzzy Logic')

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