Community Profile

photo

Sean de Wolski


Last seen: 5 giorni ago

MathWorks

5.646 total contributions since 2004

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

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

Contact

Sean de Wolski's Badges

  • Scavenger Finisher
  • Master
  • 36 Month Streak
  • Thankful Level 2
  • Quiz Master
  • Creator
  • Speed Demon
  • Personal Best Downloads Level 1
  • First Review
  • 5-Star Galaxy Level 3
  • First Submission
  • Revival Level 3
  • Knowledgeable Level 4
  • First Answer
  • Promoter

View all

Contributions in
View by

Answered
How to share and update property value across different objects.
Put a breakpoint on this line: cgmObj.set_interstitial_BG(val); And see what cgmObj is and if it has a set_interstitial_BG(val...

12 giorni ago | 0

Answered
Convert .rpt to .m file?
You can use the rpt file with the new APIs https://www.mathworks.com/help/releases/R2019b/rptgen/ug/mlreportgen.report.rptfile-c...

13 giorni ago | 0

Answered
Plotting the density of latitude and longitude points as a heat map on geographic data
Look at geodensityplot https://www.mathworks.com/help/releases/R2019b/matlab/ref/geodensityplot.html

13 giorni ago | 0

Solved


Aquiles y la tortuga
Contaba Zenón en su famosa paradoja que un día Aquiles, el guerrero griego más veloz de la Hélade, se enfrentó a una pequeña tor...

19 giorni ago

Answered
How to create subplots of findchangepts function?
Take a look at the find change points live task which will generate the code for you for the plot you're looking for. Copy and ...

29 giorni ago | 1

| accepted

Answered
Directly open custom documentation
web(fullfile(docroot, '3ptoolbox/toolbox_name/doc/Index.html')) You can get this by navigating to your custom doc page's Index,...

30 giorni ago | 0

Answered
How to set the variable formats in a Report Generator table?
In R2019b, the https://www.mathworks.com/help/releases/R2019b/rptgen/ug/mlreportgen.report.matlabvariable-class.html has a Numer...

circa un mese ago | 0

| accepted

Answered
Using timer, How can I cleanly exit a function execution, when the timer fires in MATLAB?
Why use a timer for this? In the start of your function, start a tic t = tic Then periodically check if toc(t)>2 ...

circa un mese ago | 0

Published


Py_Addpath
Sean‘s pick this week is py_addpath directory matlab_too by Eric Fields. Using Python with MATLAB Do you have some Python...

circa 2 mesi ago

Thumbnail

Answered
Unable to save 1024 x 1280 cell array of cfit objects.
If I were you, I'd just store a,b,c,and d, as matrices directly then when necessary construct the cfit object on the fly with th...

circa 2 mesi ago | 0

| accepted

Answered
How can I switch programatically that my model uses base workspace instead of data dicitonary?
I think you just set "DataDictionary" to {''}. https://www.mathworks.com/help/releases/R2019b/simulink/slref/model-parameters....

circa 2 mesi ago | 0

| accepted

Answered
How to detect start points and end points of plateaus in graph plotted from a data set?
Maybe look at ischange or the change point detection live task in 19b? https://www.mathworks.com/help/matlab/ref/findchangepo...

circa 2 mesi ago | 0

Answered
how to make a heatmap for a monthly time serie?
Convert your x values to datetime. Then heatmap will just work: dt = datetime('now'):hours(1):datetime('tomorrow'); v = rand(...

circa 2 mesi ago | 1

Answered
Is there an easy way to build a test suite from all tests in a folder containing multiple packages?
Have you considered adopting projects? I'd recommend it (for most things and especially for this use case) then you can just cr...

circa 2 mesi ago | 0

Answered
How do i create a prototype pulse using zeros and ones?
This ought to do part 1: pulse = rem(ones(1,14).*(1:14),13)+zeros(1,14)>2

circa 2 mesi ago | 0

Answered
First Col to Rep Date in Double Array
Use a timetable and stackedplot.

circa 2 mesi ago | 0

Answered
Question: How to Read multiple CSV tables?
ds = datastore('sess*') % Manipulate properties of datastore as necessary (variable names, types, selected) T = readall(ds)

circa 2 mesi ago | 1

Answered
Define start and end dates when selecting from file
Look at creating a timetable and then using timerange to index into it. doc timetable doc timerange

circa 2 mesi ago | 0

Answered
date into double then back to date in loop
You should really look at creating a datetime and using its various properties and methods instead of datenum or datestr. Can y...

circa 2 mesi ago | 0

| accepted

Published


Interpolation Utilities
Will‘s pick this week is Interpolation Utilities by Joe Henning. As most of you are probably aware, interpolation is the...

2 mesi ago

Thumbnail

Answered
How can I insert an image into MATLAB App Designer?
Yes, uiimage was added in a newer release, R2019a. Upgrading should be your best option but if it's not, you can add an axes an...

2 mesi ago | 0

| accepted

Answered
How to check MATLAB version and choose compatible functions?
Check out verLessThan.

2 mesi ago | 1

Answered
Undefined function or variable 'profile' in standalone application
It's not supported. What profile information do you want in your deployed application? https://www.mathworks.com/help/compiler...

2 mesi ago | 1

Published


Animating mathematical functions
Jiro‘s Pick this week is Plot Gui 2d by Silas Henderson.This entry is one of many interactive apps that Silas has created,...

2 mesi ago

Thumbnail

Answered
Find the number after a string
Something like this: s = string(fileread(your_file)) val = extractBetween(s, "Einstein A Coefficient (1/sec) :", newline) dou...

3 mesi ago | 0

| accepted

Published


Execute My MATLAB Algorithm in a Web Application
Greg’s pick this week is Generate JavaScript Using MATLAB Coder by Geoff McVittie. You are building a game where you want...

3 mesi ago

Thumbnail

Answered
How can we draw a customizable rectangular ROI on an axes using AppDesigner?
In 19b, this works on a uiaxes as well. drawrectangle(uiaxes)

3 mesi ago | 0

Answered
Standalone app output to windows cmd?
Call the app from the Windows Command line rather than from double-clicking the icon.

3 mesi ago | 0

Published


Minimal Bounding Box
Sean‘s pick this week is Minimal Bounding Box by Johannes Korsawe. I was recently asked by a customer “How can I replicate...

3 mesi ago

Thumbnail

Answered
Extracting values from file names to array
fn = ["file_234.txt" "file_356.txt" "file_567.txt" "file_987.txt"] double(extractBetween(fn, "_", "."))

3 mesi ago | 1

Load more