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Index exceeds array bounds
The only solution: https://www.mathworks.com/help/matlab/matlab_prog/debugging-process-and-features.html#responsive_offcanvas

約5年前 | 0

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hi every one, i need to ask a question, thank you
A=double(A); A(logical(A))=B;

約5年前 | 0

質問

Can symbolic vectors (not vectors of symbols) be defined and manipulated in the Symbolic Math Toolbox?
I would like to define symbolic functions that are functions of vector-valued quantities, like syms A x f(x)=x.'*A*x where A ...

約5年前 | 1 件の回答 | 0

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Why does skeletonization sometimes reduce horizontal rectangles to single pixels?
Remember what bwskel is doing. It is peeling the outer pixels of the rectangles like an onion over and over again until it reach...

約5年前 | 0

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Translation for an ellipsoid ?
Is there anyway to do this such that later on I need the coordinates of the rotated followed by translated ellipsoid. You can d...

約5年前 | 0

質問

Nested Functions versus Global Variables
Why are nested functions better for sharing variables between workspaces than global variables? There doesn't seem to be much di...

約5年前 | 1 件の回答 | 0

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scatteredInterpolant in nonlinear system
In the first global declaration, etac is missing from the list. global Hm pe1 pe2 pe3 etae2 etae3 qmax1 qmax2 qmax3 %<--- add...

約5年前 | 0

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Why does fplot think my function is not vectorized
Here's a workaround to trick fplot into doing the right thing.

約5年前 | 1

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Correspondence between intrinsic axes and world axes for imref objects
Or is it j,i, and k like with meshgrid? It is this one, sad to say. You can check it like this M=50; N=40; P=30; ir = imref...

約5年前 | 0

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put number in cell
B=~cellfun('isempty',A)*0.2

約5年前 | 0

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How to read images with positive integer? No imead()
I definitely don't get all zeros with imread. Problem solved? >> nnz(imread('C0039_100122_INDS.png')) ans = 4624 ...

5年以上前 | 0

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FFT, IFFT and phase shifting
Is this what you want Xf=fftshift(fft(y)); f=fs.*((0:N-1) -ceil((N-1)/2))/N; subplot(2,1,2) stem(f,abs(Xf)/length(y)); ti...

5年以上前 | 0

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Branching points problem in binary image
[I,J]= find( bwmorph(BW,'branchpoints') );

5年以上前 | 0

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How do I replace missing data with other values?
isnan is the correct way to detect and replace nans. Rn=radi; Rn(isnan(radi))= ---- something else ----

5年以上前 | 0

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How can I register or rotate series of image in matlab
imregister or imregtform seems like a good choice.

5年以上前 | 0

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parallel computation for a for loop
parfor pi=1:NP*kkk Tempo1 = zeros( p(pi) ,1 ); Tempo1_M = zeros( p(pi) ,1); Tempo2 = zeros(q(pi) ...

5年以上前 | 0

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How to Hybrid two median filters
out = medfilt2(medfilt2(yourImage))

5年以上前 | 1

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fitting a funciton with minimax error
Consider using fminimax.

5年以上前 | 1

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Error using trainNetwork. Unable to read file.
I think it is expecting more traditional types of image files like .jpg,.png, etc.. I think for .mat you need to specify a speci...

5年以上前 | 0

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How to use a for-loop to find the onset (first element) of trials of zeros, ones and twos, in an array of sequences of zeros, ones and twos
No, we're not going to do your homework for you. Go away and leave us alone.

5年以上前 | 1

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Rotation of the circle (points)
Just add an increment to the th th = linspace(0,2*pi,10) + rotation_angle ;

5年以上前 | 0

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Multiply and shift ?
R = ifftshift(xcorr(x,'unbiased'))

5年以上前 | 1

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FFT Peak at Zero
Apply fftshift to your spectrum to see it with DC centered in the plot. x=csvread('230.csv',1,0); rollSpectrum=ffts...

5年以上前 | 2

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Solving compound linear optimization problem
I've never heard of a compound optimization problem but maybe this will help https://www.mathworks.com/discovery/multiobjective...

5年以上前 | 1

質問

Is this a bug in lsqcurvefit?
When I run this simple test of lsqcurvefit (this is R2018a), I get errors. opts=optimoptions(@lsqcurvefit,'SpecifyObjective...

5年以上前 | 0 件の回答 | 1

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invalid syntax at '=' . A '(' might be missing a closing ')'
if (f == 0) and same thing in this line if(~isinteger(NMAX) || NMAX == 0 || ischar(NMAX))

5年以上前 | 0

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How to save vectors with different lengths
One way is to use cell arrays C={1,[2,3],[4,5,6,7]}

5年以上前 | 0

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fitting 2 variable function to (x-1) form
My fit is completey messed up, and it looks nothing like the data. It shouldn't look like the r and eta data, because that's no...

5年以上前 | 1

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Image registration of two different imaging moralities
That sounds like a very unusual registration problem, but if you have a model that relates the CT image to the microscopy image,...

5年以上前 | 0

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How to preprocess this image.?
PI=I; PI(~CH_objects)=255; imshow(PI); title('Preprocessed Image');

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