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Sean de Wolski


MathWorks

6,266 total contributions since 2004

I like to be outside. But if I'm inside, I like to be using MATLAB.

I'm an Application Engineer at MathWorks and civil/structural engineer by education.

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Answered
How to batch convert table columns to categorical
In 18b there is a convenience function to do exactly this: <https://www.mathworks.com/help/releases/R2018b/matlab/ref/conve...

2 days ago | 1

| accepted

Answered
Matlab doesn't import standard python modules, when importing a custom python module
Please also note that the ability to use resnet and train/transfer deep networks is available in MATLAB in the <https://www.math...

11 days ago | 0

Published


Path Simplification (and Binary Image Reconstruction!), Made Easy
Contents Sample Path Enter the Douglas-Peucker algorithm: Mask reconstruction I’ve been thinking a lot about how to...

14 days ago

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Path Simplification (and Binary Image Reconstruction!), Made Easy
Contents Sample Path Enter the Douglas-Peucker algorithm: Mask reconstruction I’ve been thinking a lot about how to...

14 days ago

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Published


Safer Semaphore
Sean‘s pick this week is Safer wrapper for Windows-API Semaphore by Igor. A while back, I wrote a blog post about the...

21 days ago

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Published


Safer Semaphore
Sean‘s pick this week is Safer wrapper for Windows-API Semaphore by Igor. A while back, I wrote a blog post about the...

21 days ago

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Answered
How can I create paths relative to a specific folder to facilitate moving project folders to other locations?
|mfilename('fullpath')|, |fullfile|, |fileparts|, |pwd| are my best friends for this type of work.

24 days ago | 0

Answered
Toolboxes unavailable in Matlab
Contact MathWorks' installation support.

24 days ago | 0

Answered
get classifier name function
|getclassifiername| is defined as a local function in the function you linked to. I.e. it can only be called from within that f...

24 days ago | 0

Published


Robotics Toolbox and the New File Exchange Feature
Jiro‘s pick this week is Robotics Toolbox for MATLAB by Peter Corke.This week, I’d like to highlight not only a great...

28 days ago

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Robotics Toolbox and the New File Exchange Feature
Jiro‘s pick this week is Robotics Toolbox for MATLAB by Peter Corke.This week, I’d like to highlight not only a great...

28 days ago

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Answered
Matlab on an Acer Chromebook?
Have you considered using MATLAB Online? That wouldn't require an installation and would probably offer more horsepower.

1 month ago | 0

Answered
What's the easiest way to call two independent scripts and have them run in parallel?
Either use |batch()| or |parfeval()|

1 month ago | 0

| accepted

Answered
dbstop within a condition
I think keyboard() does exactly what you want. It just stops at that line in debug mode. But to find the number, I'd conside...

1 month ago | 0

| accepted

Published


Sphero
Richard is a Consulting Engineer at MathWorks focused on the Embedded Coder product for code generation, primarily in the...

1 month ago

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Published


Sphero
Richard is a Consulting Engineer at MathWorks focused on the Embedded Coder product for code generation, primarily in the...

1 month ago

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Answered
Can NOT access properties when creating a new class by inheriting the gpib class
Looking through the metaclass stack for gpib ( >>?gpib or >>metaclass(gpibobj) and looking at the metaclasses' superclasses) it...

1 month ago | 0

Answered
How to execute timer functions in MATLAB GUI in parallel?
Use |parfeval| in the parallel computing toolbox to asynchronously run the computationally expensive algorithmic (not gui update...

1 month ago | 1

Published


String Art II
Sean‘s pick this week is also stringart by Giuseppe Cardillo.  Jiro picked this last week; I’d already written this post;...

1 month ago

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Published


String Art II
Sean‘s pick this week is also stringart by Giuseppe Cardillo.  Jiro picked this last week; I’d already written this post;...

1 month ago

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Answered
What are DEMs good for and what are they not good for?
I would probably use aerial imagery and image processing/computer vision/deep learning to identify the roofs. Most DEMs don't t...

1 month ago | 0

| accepted

Answered
Feature request: HEVC video support
You may want to consider filing a tech support enhancement request. This is an open community that does not feed directly into ...

1 month ago | 1

Answered
How to configure Editor when working on class methods so that I can jump to implementation?
I usually work in debug mode, either from calling something at the command line or by running a unit test. You're working on ...

2 months ago | 0

Answered
How to get Compiler SDK to find matlab.codetools.requiredFilesAndProducts when compiling C++ shared libraries?
I don't see it explicitly mentioned here but depfun was: <https://www.mathworks.com/help/compiler/unsupported-functions.html...

2 months ago | 1

| accepted

Published


String Art
Jiro‘s pick this week is stringart by Giuseppe Cardillo.When I saw the screenshot of this File Exchange entry, it reminded...

2 months ago

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Published


String Art
Jiro‘s pick this week is stringart by Giuseppe Cardillo.When I saw the screenshot of this File Exchange entry, it reminded...

2 months ago

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Answered
Regular Expression pattern for matching a variable name after an operator (mathematical or logical) ?
You may wish to consider using the shift+enter option in the MATLAB editor. Find where variableA is defined for the first tim...

2 months ago | 2

Answered
Can any one help me to set an adaptive threshold using matlab code?
Perhaps look at |ischange| or |islocalmax/findpeaks|.

2 months ago | 0

Answered
Compiled Matlab Application calls file
Look at: mfilename, fullfile, fileparts, pwd, uigetfile These functions allow you to build full or relative paths that are ge...

2 months ago | 0

| accepted

Answered
How to delete an entire row in a cell array based on the occurrence of a character in one column?
c2 = c(~contains(c(:,1),'*'),:)

2 months ago | 0

| accepted

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