Mike Croucher

Last seen: Today | Active since 2021

Followers: 42 Following: 8

I write The MATLAB Blog at MathWorks and specialize in High Performance Computing, Research Software Engineering and Machine Learning. You can also follow me at BlueSky https://bsky.app/profile/walkingrandomly.bsky.social

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Answered
Is it possible to use keyHash without the random seed per MATLAB session?
I'm afraid not, can you tell us more about your workflow? When you look across various other languages, no one seems to guarant...

5 dagar ago | 0

Published

Solving practical problems on quantum computers and quantum-inspired hardware with Quadratic Unconstrained Binary Optimization (QUBO)
In my first article on quantum computing I took a look at gate based quantum computing using the MATLAB Support Package for...

6 dagar ago

Answered
unable to import EfficientNet from onnx
While researching EfficientNet I discovered this old answer so thought I'd update with the current situation as of R2024b. Loo...

7 dagar ago | 0

Answered
EfficientNet model support in MATLAB's Deep Learning Toolbox
Looking at the documentation for imagePretrainedNetwork I can see that EfficientNet B0 is directly supported which you can choos...

7 dagar ago | 0

Published

Parallel computing in MATLAB: Have you tried ThreadPools yet?
Give ThreadPool a tryIf you have some parallel MATLAB code and want to try something that may make it go faster then I...

26 dagar ago

Published

We’ve been listening: MATLAB R2025a Prerelease update 5 now available
The first public version of the R2025a Prerelease went live in January and today we released update 5. This update to the...

ungefär en månad ago

Answered
How to make str2double recognize comma delimited numbers?
Try using str2num instead str2num('2,3',Evaluation = "restricted") or possibly this s = '2,3'; str2double(split(s, ','))

ungefär en månad ago | 0

Answered
Antenna Toolbox simulations come out wrong
Hi @Joshua. I've reported this to development who think this may be a bug and are currently investigating. Thank you for the re...

ungefär en månad ago | 0

Published

Advance Optimization Software: Fully Funded PhD with HiGHS and MathWorks at University of Edinburgh
Last year I discussed the collaboration between the open source optimization library, HiGHS and MathWorks. This included...

ungefär en månad ago

Answered
Plots saved as JPEG look awful. How to improve?
JPEG is a lossy file format which means that it can have a degradation in quality from the original. If Powerpoint is to be the...

ungefär en månad ago | 0

Answered
Intel vs AMD for a new build in 2025
I am in the market for a new personal machine myself. I don't have any answers as to what is best but I can tell you that MATLAB...

ungefär 2 månader ago | 0

| accepted

Answered
Optimizing number of threads and workers in virtual machines.
In general, this depends hugely on exactly what your code is doing. If there was one perfect setting that always worked, it woul...

ungefär 2 månader ago | 0

| accepted

Published

MathWorks Call for Research Proposals Spring 2025
Do you conduct research on 'Engineered Systems'?If you are in the business of building or conducting research on 'Engineered...

ungefär 2 månader ago

Answered
Looking for linear system Ax=0 precision improvements
I'm not an expert in this type of thing so take the following with caution but perhaps try vpa to give more precision? Somethin...

ungefär 2 månader ago | 0

Answered
How to run a MATLAB file without opening the MATLAB GUI?
You need to wrap your script in a run command. I also suggest using the newer, -batch switch "C:\Program Files\MATLAB\R2024b\bi...

ungefär 2 månader ago | 1

| accepted

Answered
Code generation between r2024a and r2024b
Sorry to hear that you are having problems. It is highly unlikely that anyone in this forum is going to be able to help you with...

ungefär 2 månader ago | 0

| accepted

Answered
How to make ode45 store/return only results of every n-th time step to reduce memory use?
I would suggest trying the new ode interface The new solution framework for Ordinary Differential Equations (ODEs) in MATLAB R20...

ungefär 2 månader ago | 0

Answered
TODO/FIXME Report in R2024b
This function was removed in R2024b. It has been unsupported for a long time. If you open R2024a, for example, and do help dof...

2 månader ago | 0

Answered
I am looking the instructions page for Online installation.
This forum is largely run by volunteers who are not equipped to resolve installation issues. Since you have paid for the produc...

2 månader ago | 1

| accepted

Answered
Method to speed up simulation on working station.
In times gone by it was possible to speed up your simulation simply by running on a bigger or newer machine but those days have ...

2 månader ago | 0

Answered
Blade.stl missing from PDE toolbox
If you run the following command in MATLAB openExample('pde/ThermalStressAnalysisOfJetEngineTurbineBladeExample') you'll get B...

2 månader ago | 0

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Answered
Algorithm used to implement the function qtdecomp?
There is a description of the algorithm on the documentation page qtdecomp. It says "The qtdecomp function divides a square ima...

2 månader ago | 0

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Answered
Faster Empirical Cumulative Distribution Function (ECDF)
In your original code you didn't define n so I might have got the definition wrong here but since its just a scalar it won't aff...

2 månader ago | 0

| accepted

Published

On love and research software: Sharing code with your Valentine
I've been sharing mathematical equations with some sort of connection to Valentine's day for a long time now. Indeed, the...

2 månader ago

Published

How to run local DeepSeek models and use them with MATLAB
Almost immediately after the DeepSeek-R1 AI models were made available to the world, people started asking how you can use...

3 månader ago

Answered
Inquiry Regarding Minor Variations in MATLAB GPU Computation
It is difficult to comment without seeing the code but the most general thing I can think of saying goes as follows: A calculat...

3 månader ago | 0

Published

Visualizing yesterday’s earthquake in Boston using MATLAB and a Raspberry Shake
During an online meeting with my colleagues in Boston yesterday, some of them were rather startled when their offices...

3 månader ago

Answered
Difference between RMSE of Curve fitter and calculated RMSE in MS Excel
First, I wanted to confirm your manual calculation of RMSE using the formula you gave but using MATLAB instead of Excel. Here's ...

3 månader ago | 2

| accepted

Answered
How do I programmatically switch to Dark Mode (Dark Theme) in R2025a?
This is supported from R2025a onwards. This is what you need to do >> s = settings; >> s.matlab.appearance.MATLABTheme.Persona...

3 månader ago | 2

| accepted

Question

How do I programmatically switch to Dark Mode (Dark Theme) in R2025a?
I am running R2025a pre-release. What are the commands to switch to dark mode?

3 månader ago | 2 answers | 3

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answers