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Hamoon


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2015 年からアクティブ

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Why intensity of the image has changed, after masking out image area (using binary mask)?
Actually it is just about displaying the image, if you check the values of im(60,65) and new_im(60,65) for im and new_im matr...

約9年 前 | 1

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K-means clustering - results and plotting a continuous curve
1. K-means is a clustering method, it's NOT a classification algorithm, but the way you can then use its output for association....

約9年 前 | 0

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how to fill the black regions inside the white region? imfill() is not working.
imfill does not work because it thinks that your image is like this: <</matlabcentral/answers/uploaded_files/37222/Capture1....

約9年 前 | 1

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Export Fourier series coefficient into workspace variables
a0 = fitobject.a0; a1 = fitobject.a1; b1 = fitobject.b1; w = fitobject.w;

約9年 前 | 0

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Computing Dice Similarity Coefficient for a Volume?
If your segmented output image and your reference image are 3 dimensional logical matrices do this: common = (refSegment & o...

約9年 前 | 3

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plot summation of shifted discrete signals
n=-4:2; y=[1,-2,4,6,-5,8,10]; maxShift = 10; % maximum shift that you may want, ...

約9年 前 | 0

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3D volume to 2D matrix conversion
another possibility: A = rand(20,22,815); % your matrix B = reshape(A,440,815)'; The output of this code is equal to Ma...

約9年 前 | 0

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¿How can I change letter colour?
Check this out Mira esto (google traduce esto) <http://www.mathworks.com/matlabcentral/fileexchange/24093-cprintf-display...

約9年 前 | 0

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How to plot signal with unit step?
You can use heaviside function: n = -5:1:20; x = ((4/5).^n).*heaviside(n); stem(n,x) Bet be aware heaviside(0)=0.5

約9年 前 | 2

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Why do I get the error message "error using open. Too many input arguments"?
What's the name of your mfile? change its name to for example test1.m , do you get the same error?

約9年 前 | 0

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Linkages other than Ward in evalcluster
Why don't you use <http://www.mathworks.com/help/stats/linkage.html linkage> or <http://www.mathworks.com/help/stats/cluste...

約9年 前 | 1

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I can not solve non-linear equation using m.file only
Cut this part of the code from the mfile you atteched: x0=[0 0]; options = optimoptions('fsolve','Display','iter'); % Opti...

約9年 前 | 1

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Find the max/min values within determined segments of a matrix
Actually you were right, MATLAB answers is directed to the programming side of the issue, I just wanted to know what you exactly...

約9年 前 | 2

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what is 'radii' in the 'genfis2' function?
To make it simpler, just focus on the effects that different amounts of randii have on your Fuzzy system. If you set radii as 1 ...

約9年 前 | 0

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Problems in plotting a Sinc signal, applying a FFT with noise and then the IFFT.
You've got some errors in your code, for example, you defined x=fftshift(s) which is wrong. You also add a normally distributed ...

約9年 前 | 0

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Image axis on four sides
You can use this: Im = imread('cameraman.tif'); imshow(Im); image(Im);

約9年 前 | 0

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Is it possible to call a pre-trained neural network as a function in another script?
Yes you can save your trained network as for example "net.mat" and later import that network and use "sim" function to get the r...

約9年 前 | 0

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how to create an random points in desired circle using rand function??
You need to generate points which have random angles smaller or equal to 2*pi and random radius smaller or equal to the circle r...

約9年 前 | 0

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Is there a way to browse parent folders of the current working folder?
I'm not sure if I got your question correctly, but have you tried cd? doc cd you can change your current folder whenever ...

約9年 前 | 0

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Saving pdf (png) with user adding the name
You can use this code inside the Callback function of your save button: [filename, pathname] = uiputfile({'*.pdf';'*.png';'*...

約9年 前 | 0

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fixing the values in matrix when it come between 0 and 1
Thank you image Analyst, I just changed the code a little bit, I think this is what 4*4 wants: a = randi(5,5); while tru...

約9年 前 | 0

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Reading variables from workspace
If you want to save all the variables from workspace to a file named data.mat you just need this: save('data')

約9年 前 | 0

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How do I publish results with an input command?
publish(file,'evalCode',false)

約9年 前 | 0

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restricting the number between limits
insert this into for loop: if (value > 0) && (value < 1) break; end

約9年 前 | 0

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saving files in a loop with different names
you should pass the string of the name of your variable, use this: save(filename,'grouped');

約9年 前 | 0

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How I can view the misclassified records and correct classified records in classification learner
Considering the very nature of knn classifier, your question is logically wrong. It has nothing to do with Matlab actually. If y...

約9年 前 | 0

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Find the center of specific picture area
That's because x1 refers to columns of the image and y1 refers to the rows of the image, so for plot you should write: plot(...

約9年 前 | 0

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How do I make a code that will count the number of times the sign changes succesively through an array?
pos = DAX>0; changes = xor(pos(1:end-1),pos(2:end)); num = sum(changes)

約9年 前 | 1

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Is there a way to make matlab create variables of any number on its own?
you don't need to define 10 variables, just define one and use its dimensions as different variables. If new variables are in th...

約9年 前 | 1

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K means clustering in DICOM files
It'll be better idea if you do feature extraction on your image before using kmeans, but If you simply want to perform kmeans on...

約9年 前 | 0