Matt J
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Feeds
Unable to move editor pane to rightmost column
One way -- right-click on the command window bar and select the appropriate option from "Move Command Window": ...
alrededor de 7 horas hace | 0
Use of matlab.apps.AppBase outside of AppDesigner
It's not clear why you would need to migrate away from them if they do what you want. If you need a deeper understanding of what...
alrededor de 20 horas hace | 0
Pregunta
Mixing name/value pair syntax
In a Matlab seminar a few years ago, I asked why function calls that mix old style and new style name/value pair syntax would on...
1 día hace | 0 respuestas | 1
0
respuestasEnviada
arrayfun with scalar expansion
Version of arrayfun which allows argument arrays to have different sizes, so long as they are compatible for scalar expansion.
1 día hace | 1 descarga |
Discussion
Would comma-separated list expansion for non-cell arrays be a good thing?
Frequently, I find myself doing things like the following, xyz=rand(100,3); XYZ=num2cell(xyz,1); scatter3(XYZ{:,1:3}) Bu...
2 días hace | 0
Pregunta
Would comma-separated list expansion for non-cell arrays be a good thing?
Frequently, I find myself doing things like the following xyz=rand(100,3); XYZ=num2cell(xyz,1); scatter3(XYZ{:,1:3}) But...
2 días hace | 0 respuestas | 0
0
respuestasPregunta
Performance of MEX versus builtin functions
When Matlab calls a MEX file, is there overhead that makes the call slower as compared to a built-in binary like min, max, etc.....
3 días hace | 1 respuesta | 0
1
respuestaPutting spaces between elements of a string/
A=['011001110000' '101111000000' '110100011000' '011010001100' '010101000110' '110010100010' '1000010100...
3 días hace | 1
Implicit expansion with arrayfun (cpu vs gpu)
Remember that arrayfun (on the CPU) is nothing more than an M-Code for-loop in disguise. Therefore, it is not hard to write your...
4 días hace | 1
| aceptada
Implicit expansion with arrayfun (cpu vs gpu)
I agree it is confusing, but the gpuArray version of arrayfun was never intended as a direct analgoue of the CPU version. Additi...
4 días hace | 1
How to prevent image cropping after registration?
The problem is my fixed image only covers the top half of the head whereas I want the output to contain the whole head. But th...
7 días hace | 0
Pregunta
Adding a class-related function to appdesigner app
Is there a way, in appdesigner, to create a class-related function, i.e., a function that is local to the app's classdef file, b...
7 días hace | 1 respuesta | 0
1
respuestaCut, Copy, Paste icons missing
Looks like they've been removed in R2025. However, you can easily program and install your own cut/copy/paste buttons on the Qui...
8 días hace | 0
Adding multiple function plots to a single figure with subplots - MATLAB
This might be what you want: Manipulators={manipulator1,manipulator2,manipulator3}; m=3;n=2; %tiling dimensions %create h...
10 días hace | 0
Construct voronoi diagram on a point cloud
Using the attached file and this FEX download https://www.mathworks.com/matlabcentral/fileexchange/30892-analyze-n-dimensional...
11 días hace | 0
How to generate orthogonal X-ray Projection, Digitally Reconstructed Radiographs (DRR), from a particular CT volume
This is a popular Matlab compatible library, https://github.com/CERN/TIGRE/blob/master/Frontispiece/MATLAB_installation.md It...
12 días hace | 0
| aceptada
How to move a 3D volume in 6D (3 Translations and 3 Rotations)
I defined a function called "applyRigidTransform3D" in code 1 and "rigidTransform6D" in code 2 for the 6D movements It shouldn'...
15 días hace | 0
| aceptada
The surface I'm plotting comes out jagged and "saw teeth" like
It's a very coarsely sampled surface. There's not really any more to it. You can bicubicly upsample the data if you want a smoot...
15 días hace | 0
| aceptada
How to draw line in viewer3d ?
You could use images.ui.graphics.Surface to create a very thin cylinder, could you not?
20 días hace | 0
| aceptada
Inverse problem, Overdetermined, Nonlinear
You would use fsolve or, if you want specific constraints on the unknowns, e.g., bounds, you would use lsqnonlin. You could al...
21 días hace | 0
2D-3D image registration - COMPLETE 6D ESTIMATION
I haven't read the paper, but I don't see how the proposed method would ever work as you describe it. 6D motion simply does not ...
21 días hace | 0
Fitting to exp plus a constant
It looks like the fit was successful, but the model function is overparametrized, so there is no specific value for a (or c) tha...
22 días hace | 0
Showing the value on the x-axis as a legend the moment the curve deviates from the x-axis
Something like this, perhaps: Hlines=plot(1:5, max(0,-2:2), 1:5, max(0,-1:3)); axis padded h=arrayfun(@addIt,Hlines); leg=l...
22 días hace | 0
camera intrinsics calibration produces wild out-of-range principalPoint
You haven't provided data with which to repeat the calibration, so one can only guess. But if reconstruction error is low, the p...
23 días hace | 0
How can you save a 1 by 3 array in each position of a 4D array?
I would like to only have one 4D array, with each coordinate housing a 1x3 with all 3 data points needed. Is this possible? You...
24 días hace | 1
| aceptada
How to fit a set of data where one of the fitting parameters decays exponentially?
Why not just replace Γ_cav in your model equation by a parametrized exponential, e.g., Γ_cav=a*exp(b*x) where a and b are ne...
24 días hace | 0
Is image normalization performed when using "trainnet" for semantic segmentation training?
If your network has an imageInputLayer with the Normalization parameter set to do so, https://www.mathworks.com/help/deeplearni...
26 días hace | 0
The calibrator app says the patterns are "too similar" even if they are not
Your cam2 images are of poor quality. Corner detection done in isolation fails pretty badly for some of them (see below). Did yo...
26 días hace | 0
Plots have small titles
I also think that it is small in the figure viewer. I haven't noticed any changes in the figure viewer. However, you can set th...
28 días hace | 0
| aceptada
the dimension of matrix when using 'sparse' to generate sparse matrix
With a slight reimplementation of tril3d, the test code seems to work: % test spblkdiag tril ndSparse z1=rand(8,8,20); z2=t...
28 días hace | 0
