Answered
Look up Table based Lens Distortion Correction
I've written an example, you might want to refer to it here https://ww2.mathworks.cn/matlabcentral/fileexchange/118170-use-open...

3 years ago | 0

Submitted

Call OpenCV from MATLAB Examples
Elegant Use of OpenCV in MATLAB

3 years ago | 91 downloads |

0.0 / 5

Question

(call python)Can matlab use multiple variables to receive separate tuple values returned from python functions?
When a python module function is called in matlab and the python function returns a tuple value, is it possible to assign each e...

3 years ago | 1 answer | 0

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answer

Answered
matlab live script support run Python language directly
I now believe that the above "new feature" cannot be integrated into future versions of MATLAB because it does not follow the lo...

3 years ago | 0

| accepted

Question

matlab live script support run Python language directly
Luckily Mathworks has started to focus on the interaction between MATLAB and python in the last few years, rather than comparing...

3 years ago | 2 answers | 0

2

answers

Answered
I cannot enable 3D view in the driving scenario designer app [It may be related to the Ubuntu system]
The 3D simulation in drivingScenario APP "3D Display >View simulation in 3D display" is currently only supported on Windows, mai...

3 years ago | 0

Answered
How can I read a .json file?
------------------------2026.1.27 update--------------------------------------- Fortunately, starting with R2026a, MATLAB has b...

3 years ago | 0

Submitted

Image Rotated Rectangle Crop
An enhanced version of matlab's built-in function 'imcrop', supporting rotated rectangles

3 years ago | 71 downloads |

0.0 / 5

Submitted

SVD-Fit-Line
Linear Least Squares Problems Using SVD, straight line fitting (2D and 3D)

3 years ago | 28 downloads |

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Submitted

mex-file-code-generation
MATLAB MEX file For C/C++ code generation

3 years ago | 36 downloads |

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Answered
matlab live script support markdown syntax?
-----------2025.2.10 update------------ From the official Release Notes(R2025a), it can be seen that, in addition to the previo...

3 years ago | 3

| accepted

Question

Generating corresponding C++ interface class function signature inline behaviour for MATLAB classes not as expected?
Descriptions： I would like to generate C++ classes for the MATLAB built-in object function poseGraph and its object functions, ...

3 years ago | 1 answer | 0

1

answer

Answered
(matlab coder) Unable to package?
MATLAB's built-in packing function( "Package Code" button or packNGo) has not been updated in time for the new factorGraph suppo...

3 years ago | 1

| accepted

Question

(matlab coder) Unable to package?
When I try the following code for C++ class generation,It can be generated successfully, but it fails to be packaged, I get the ...

3 years ago | 1 answer | 0

1

answer

Question

How to integrate codegen generated multiple different C projects using calls to generated functions?
As far as I know through internet searching, in order to fuse multiple code/functions generated by codegen in one big project, y...

3 years ago | 1 answer | 0

1

answer

Answered
How to classify multitasking and multi-label in MATLAB using deeplearning?
Multi-label classification can be done by changing the loss function to "binary cross-entropy loss", as far as I can remember, u...

3 years ago | 0

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Question

MATLAB coder:It's time to improve the efficiency and universality of cv(computer vision) toolbox code generation
The Matlab Coder Toolbox™ is a very useful toolkit, but its code generation is often unsatisfactory and some users use it to gen...

3 years ago | 0 answers | 0

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answers

Submitted

smooth data
smooth data examples

3 years ago | 20 downloads |

0.0 / 5

Answered
Non linear least square fitting
I offer here a robust least squares fit for reference purposes only. %% Create randome points along a circle r = 1; numPts = ...

3 years ago | 0

Submitted

struct data Serialize-Deserialization
matlab struct or struct array Serialize/Deserialize

3 years ago | 23 downloads |

0.0 / 5

Question

（Enhancement Request）how to Create data files that the generated code reads at run time to support C/C++ code generation?
As far as I know, coder.write and coder.read are functions that support serialisation/deserialisation at runtime in R2023a. code...

3 years ago | 1 answer | 0

1

answer

Question

Non-constant expression or empty matrix. This expression must be constant because its value determines the size or class of some expression.
How should I correctly pass in variable structure fields to support C/C++ code generation? My problem is simplified by the fact ...

3 years ago | 1 answer | 0

1

answer

Question

How do I pass the correct string for a function input parameter?
For example, I want to debug a mex file using valgrind in a linux terminal and need to pass in a string using the following comm...

3 years ago | 1 answer | 0

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answer

Answered
libtiff.so.5: version `LIBTIFF_4.0' not found (required by *.so) for matlab in ubuntu environment?
I solved the problem using the following： sudo rm -rf /usr/local/MATLAB/<MATLAB_RELEASE>/bin/glnxa64/libtiff.so.5 sudo ln -s /...

3 years ago | 1

| accepted

Question

libtiff.so.5: version `LIBTIFF_4.0' not found (required by *.so) for matlab in ubuntu environment?
When running a mex file or mixing it with the opencv library, an error like the one below occurs, how do I fix it? libtiff.so....

3 years ago | 2 answers | 0

2

answers

Answered
Matlab crashing in ubuntu when using MATLAB coder
1. Ubuntu 18.04/20.04 has libcanberra-gtk3-module (gtk-3.0+) installed by default, and Matlab needs to call the gtk-2.0+ canberr...

3 years ago | 1

Question

matlab uses "which" to find a file that shows up as a built-in function location, but why doesn't the file actually exist?
which some-built-in-function filename = "some-built-in-function-path"; if isfile(filename) disp("this file exist") else...

3 years ago | 1 answer | 0

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answer

Answered
performance: vision.AlphaBlender is slower when image is big.
use imblend build-in function instead of vision.AlphaBlender since R2024b. ------------------original answer----------------- ...

3 years ago | 0

| accepted

Answered
Why does MATLAB crash on Linux with "Inconsistency detected by ld.so: ../elf/dl-tls.c: 597: _dl_allocate_tls_init:"
1. Ubuntu 18.04/20.04 has libcanberra-gtk3-module (gtk-3.0+) installed by default, and Matlab needs to call the gtk-2.0+ canberr...

3 years ago | 9

Answered
(matlab coder)How should the coder::array member function set convert opencv's mat type to its type in-place?
After repeated investigations and trials over this period of time, in relation to my current problem, I have found out what the ...

3 years ago | 0

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