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Mike Croucher

Last seen: 1 giorno fa Attivo dal 2021

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  • MATLAB Mini Hack 2022 Participant
  • Knowledgeable Level 3
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  • Revival Level 1
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Risposto
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 ...

23 giorni fa | 0

Pubblicato


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...

circa 2 mesi fa

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Risposto
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 ...

circa 2 mesi fa | 4

Pubblicato


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...

3 mesi fa

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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...

3 mesi fa | 1

Risposto
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)

3 mesi fa | 0

Risposto
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...

3 mesi fa | 1

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Risposto
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 ...

3 mesi fa | 1

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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 ...

3 mesi fa | 2

Pubblicato


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...

3 mesi fa

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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...

4 mesi fa

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Risolto


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 ...

4 mesi fa

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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...

4 mesi fa | 8

Risposto
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...

4 mesi fa | 0

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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...

4 mesi fa | 1

Risposto
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...

4 mesi fa | 0

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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...

4 mesi fa

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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...

5 mesi fa | 0

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Risposto
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...

5 mesi fa | 0

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Risposto
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 ...

6 mesi fa | 0

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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...

7 mesi fa

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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...

7 mesi fa

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[6 3 7 8 5 1 2 4 9 10] – or “A Story of Surprise About Randomness”
Back in late March, Tom Rhys Marshall discovered something about MATLAB’s handling of random numbers that he found both...

8 mesi fa

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How to make a GPU version of this MATLAB program by changing two lines
In his article, A short game of Life, Steve Eddins showed us the following few lines of code that impemented Conway's game...

8 mesi fa

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Risposto
using matlab compiler to read a .mat file at run time
You can tell the compiler to exclude things using an Exclude pragma A demo: I created a .mat file as follows myvar = 1; save(...

9 mesi fa | 1

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Finding if all elements of a matrix are finite, fast!
Today, I'm going to focus on three new functions that were added to the MATLAB programming language in R2022a: allfinite,...

9 mesi fa

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Is MATLAB supported on Apple Silicon Macs?
Blog post on this topic at Exploring the MATLAB beta for Native Apple Silicon » The MATLAB Blog - MATLAB & Simulink (mathworks.c...

9 mesi fa | 1

Pubblicato


Exploring the MATLAB beta for Native Apple Silicon
Update 8th December 2022: You may be interested in the newer Apple Silicon beta that’s discussed at Playing with the R2022b...

9 mesi fa

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Welcome to The MATLAB Blog
In the last post of her long running blog, ‘Loren on the Art of MATLAB‘, Loren Shure mentioned that I’d be continuing the...

9 mesi fa

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Anderson Darling Goodness-of-the-fit test?
The statistics toolbox has an adtest function. It can test against a specific distribution with known parameters, or a more gene...

10 mesi fa | 1

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