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Question
MXCREATEDOUBLEMATRIX memory overflow error
I have a mex file which calls MXCREATEDOUBLEMATRIX, for example PLHS(1) = MXCREATEDOUBLEMATRIX(100,1,0) At this line Matlab...
plus de 5 ans il y a | 1 réponse | 0
1
réponseQuestion
Compiling mex with gfortran
I'm trying to compile some Fortran files into a mex file. I'm using an existing makefile, and I'm having issues linking the corr...
plus de 5 ans il y a | 1 réponse | 0
0
réponseQuestion
Make transparent contourf plot
I'd like to overlay a contourf plot on top of a map of the world. To do this the contourf will need to be transparent. Following...
presque 10 ans il y a | 2 réponses | 1
2
réponses[DEPRECATED] What frustrates you about MATLAB?
Another slightly irritating issue is that you can't call rank(A) on a sparse matrix. Yes I know you can use sprank instead, but ...
environ 10 ans il y a | 0
Question
Assign separate handles to function outputs
I have a function that returns two outputs, the function value and its derivative. I'd like to create separate handles to the fu...
environ 10 ans il y a | 1 réponse | 0
1
réponseCounitng the number of scatter points above a surface
Can your surface be expressed as z = f(x,y)? If so for every scatter point (at position (x0,y0, z0)), you can do: h = z0 -...
environ 10 ans il y a | 0
[DEPRECATED] What frustrates you about MATLAB?
I haven't gone through all the answers so it's possible this has already been addressed, but there are a couple things that both...
environ 10 ans il y a | 0
How to make sure each column in a matrix sums exactly to 1?
It's because you're calculating the column sums and then setting the diagonal entries to 0. If you calculate the sums after you ...
environ 10 ans il y a | 0
| A accepté
Given i have multiple csv files in a folder, how can i access it and read them?
Try something like this files = dir('*.csv'); num_files = length(files); results = cell(length(files), 1); for...
environ 10 ans il y a | 0
| A accepté
Matrix Multiplication column and vector
Try B*A where A is a row vector and B is a column vector (you may need to transpose them to get them in this form). T...
environ 10 ans il y a | 0
Where can i get the mathematical form/formulaes for all the techniques used in image processing toolbox?
Matlab typically provides references for each function at the bottom of the documentation page. See for example the reference...
environ 10 ans il y a | 0
| A accepté
shifting plot of signal from right to left
Assuming you're plotting x vs. t, instead of plot(t,x) try plot(t - 8, x) (or something close to 8) to shift...
environ 10 ans il y a | 5
Meaning of the symbol '' \ ''
That's actually a backward slash. J\F is equivalent to solving the system J dx = F for dx, where J is a matrix (probably a Jacob...
environ 10 ans il y a | 2
| A accepté
Question
Simulink System Target Comparison
I'm new to Simulink Coder and I'd like to find out the differences between the various system target files in the code generatio...
environ 10 ans il y a | 1 réponse | 0
0
réponseQuestion
How does Simulink/MATLAB decide on the precision of its output?
<</matlabcentral/answers/uploaded_files/33754/difference_32.jpg>> I'm in the process of doing a comparison between a simple S...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
Detecting Bubbles Using Image Segmentation
I'd like to segment an image similar to the following in order to count the number of "bubbles". <</matlabcentral/answers/upl...
plus de 10 ans il y a | 2 réponses | 0
