Mike Croucher

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Answered
Mathworks: it's time for a dark theme.
Dark Theme in MATLAB is here! It's in beta, but its here! Details: Try Dark Mode on Desktop MATLAB with the ‘New Desktop for M...

6 days ago | 2

Answered
Help with ODE tolerance options
Thanks so much for including all of your code and data. It allowed me to run everything on my machine and use the profiler to f...

8 days ago | 0

Answered
Matlab equivalent to iPython Notebook
An update on this question: MathWorks have now released an official MATLAB kernel for Jupyter. Details at Official MathWorks MAT...

22 days ago | 0

Answered
How to install Matlab Jupyter engine on macOS
MathWorks have now released a MATLAB Kernel for Jupyter. You should find this easier to use! Official MathWorks MATLAB kernel fo...

22 days ago | 0

Answered
Jupyterhub with Matlab integration
MathWorks have now released a MATLAB kernel for Jupyter. Details at Official MathWorks MATLAB kernel for Jupyter released » The...

22 days ago | 1

Published

Official MathWorks MATLAB kernel for Jupyter released
Jupyter Notebooks allow users to combine rich text, code, data and computational results in a way that’s similar to our...

2 months ago

Answered
How to hide code in live script files for others to not see?
How you proceed depends on what you mean by 'hide'. You can make the code disappear by clicking on the third icon on the right ...

3 months ago | 0

Published

Which MATLAB Optimization functions can solve my problem?
The solvers function from Optimization toolbox is one of my favourite enhancements of R2022b because it helps improve my...

3 months ago

Published

Add two lines to your MATLAB code to make it work with big data
Today's guest blogger is Harald Brunnhofer, a Principal Training Engineer at MathWorks. On top of getting thousands of...

3 months ago

Published

Playing with the R2022b MATLAB Apple Silicon beta for M1/M2 Mac
Since the release of the first MATLAB beta for Apple Silicon, MathWorkers have been toiling away to bring more of the...

3 months ago

Answered
Efficient way of Vectorization
Switch the order of the loops around. It will be faster because you'll be operating on the matrix column-wise test function ...

4 months ago | 4

Published

MATLAB’s High Performance Computing (HPC) and ‘Big Data’ datatypes
Table of ContentsgpuArrays - GPU programming made easy dlarray - Specialised objects for Deep Learning training Tall...

5 months ago

Answered
Macbook arm M1/M2 chip support
Yes. It is in development now. There was a beta released a few months ago that is no longer available Exploring the MATLAB beta...

5 months ago | 1

Answered
How can i plot this function? y=0.75/(log10(x)*2).^2
How about this? x = linspace(0.01,0.99,100); % Avoid tricky inputs like 1 y = 0.75./(log10(x)*2).^2; plot(x,y)

5 months ago | 0

Answered
Why aren't the first and last peaks detected using findpeaks()?
For vec1, the reason is that the peak is also the last data point and so is intentionally exlcuded. The findpeaks documentation...

5 months ago | 1

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Answered
sin(2*pi) vs sind(360)
If you ever need to compute sin(x*pi) or cos(x*pi), its better to do sinpi(x) or cospi(x). You never explicitly multily x by a ...

5 months ago | 1

Answered
Why in matlab sin(pi) is not zero but sin(pi/2) is 1?
If you ever need to compute sin(x*pi) or cos(x*pi), its better to do sinpi(x) or cospi(x). You never explicitly multily x by a ...

5 months ago | 2

Published

sinpi, cospi, implicit expansion and The 2022 MATLAB Mini-Hack
The 2022 MATLAB Mini-Hack is currently underway where MATLAB users submit 280 characters of code in order to produce a cool...

5 months ago

Published

How Well Can I Draw a Circle? A MATLAB Adventure
Today's guest blogger is Rob Holt, who works at MathWorks in Natick, Massachusetts. Rob currently serves as the Manager for...

5 months ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 months ago

Answered
Is there any concept like dictionary or hash tables in matlab like in Python?
As of R2022b, MATLAB has a new dictionary datatype An introduction to dictionaries (associative arrays) in MATLAB » The MATLAB B...

6 months ago | 8

Answered
How to make dictionary in Matlab
In R2022b and later, you can use the new dictionary type for this. Faster than containers.map. A tutorial-like introduction at...

6 months ago | 0

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Answered
Dictionaries of Hashtables in MATLAB?
Reviving this thread in 2022 because R2022b contains a new dictionary data type. A tutorial-like introduction at An introductio...

6 months ago | 1

Answered
Faster alternative to containers.Map
MATLAB R2022b has a new dictionary datatype that's much faster than containers.map. A tutorial-like introduction at An introduc...

6 months ago | 0

Published

An introduction to dictionaries (associative arrays) in MATLAB
Dictionaries are one of the many new features of MATLAB R2022b which was released yesterday. Today I'll take a look at some...

6 months ago

Answered
how to remove/kill the figure produced with colormap
If the colormap is the most recent command you've executed, it will be the current figure. As such, you can use delete(gcf) W...

7 months ago | 0

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Answered
How do I know how large an array can fit on the GPU?
As you've seen, gpuDevice() gives you information about your GPU. This is what I get for mine >> gpuDevice() ans = CUDA...

7 months ago | 0

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Answered
process based parpool: keep the data in the workers
Parfor is great, it auto-parallelises for us and takes care of a lot of things like data transfer to/from workers and so on. At ...

8 months ago | 0

Published

Linear Algebra in MATLAB: Trying out AMD’s AOCL
In R2022a, MathWorks started shipping AMD’s AOCL alongside Intel’s MKL in MATLAB. This article explains what these are and...

8 months ago

Published

R2022a was MathWorks biggest release ever
Every day, over 5000 MathWorkers start their work day thinking ‘How can I contribute to the acceleration of engineering and...

9 months ago