Community Profile

# Kevin Holly

### MathWorks

Last seen: Today Active since 2021

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Programming Languages:
MATLAB
Spoken Languages:
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Answered
How do I Save all the Variables in the Workspace.
save('filename.mat','-mat')

2 hours ago | 0

Answered
How to group different values in an array?
t = table; t.intensityofcostcomposition = ["10.0,64.0,NaN"; "15.0,160.0,290.0"; "15.0,160.0,320.0"; ...

2 hours ago | 0

Answered
Mouse position events app designer
If you want a blue outline on an uiaxes, you could enter the following in the start up function: set(app.UIFigure, 'WindowButto...

3 hours ago | 0

Answered
Interpolate points between two coordinates
Since you are doing linear interpolation, you can just use the linspace function. A = [1,7]; B = [6,1]; N = 5; % You can chan...

5 hours ago | 1

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Answered
Start Stop button group not working
The function works for me. pause and play are displayed in the command window. Please see testpauseplay app attached. If you ...

4 days ago | 0

Answered
Visual 3D coordinate map interactive data Toolbar Settings in APP Design
Zy, Unfortunately, brush is not supported in compiled apps.

4 days ago | 0

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Answered
'Exceedes array bounds' In Matlab App
Have you tried debugging the line app.LoadedDataTable.Data = app.DATA(1:15,[1:4,13]); I would check the size of app.DATA I be...

5 days ago | 0

Answered
Move through slices in 3 D plot matlab?
You could make a slider that changes the variable xslice xslice = 0.5; X = rand(10000,1); Y = rand(10000,1); Z = rand(1000...

5 days ago | 0

Answered
How to extract year, month, day from character vectors?
var =['1970/01/01' '1970/01/02' '1970/01/03' '1970/01/04' '1970/01/05' '1970/01/06'] % I want to make you aware of Datetim...

5 days ago | 0

Answered
How to hide data in a UITable ?
You could do this workaround: paramD = struct('name',"frequence",'unite',"GHz",'nb',numel(freq),'liste',{freq,0},'scattering',s...

5 days ago | 0

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Answered
App Designer: Standalone Desktop App is not enabled. How to activate?
Do you have a MATLAB Compiler license? You will need this to create a Standalone Desktop App or Web App.

6 days ago | 0

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Answered
Can we plot horizontal boxchart?
You can add the option 'orientation','horizontal' to your input for boxchart or boxplot. See examples below. load carsmall f...

6 days ago | 0

Answered
index exceed the number of arrays elements
Collective = rand(1,124); single = rand(1,393); length_collective=length(Collective) %equals to 124 length_single=length(sing...

6 days ago | 1

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Answered
Request certification and invoice
Please contact Customer Service at service@mathworks.com or via phone 508-647-7000, option 2.

6 days ago | 1

Answered
How can I use WindowButtonMotionFcn in an app?
Matt, I cleaned up your code and changed the Get_Mouse_Location callback in line 110 (see attached). I got rid of the global ...

6 days ago | 0

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Answered
Cannot Change UIFigure (App) Size Programmatically In 2022a
ILoveMATLAB, I could not replicate your issue. I created an app in R2019b that change the size of UIFigure and then converted...

8 days ago | 0

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Answered
How to make this string a = '(0 0 0)' into a double b = [0 0 0]?
a = '(12 2.8 1.22)' a = strrep(a,')',']'); a = strrep(a,'(','['); b = str2num(a)

11 days ago | 0

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Answered
Add User Text Input to Next Line in Table via Button Push in App Designer
Please see the app attached and the code below: methods (Access = private) % Code that executes after component ...

11 days ago | 0

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Answered
Trigger event callback from another event callback
You can simply write CheckedNodesChangedFcn(app) within the 'ButtonPushedFcn' callback

11 days ago | 0

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Answered
Histogram or bar graph with greater than bin?
Below is a workaround. a=260*rand(1,252); p=histcounts(a,"BinWidth",10,"BinLimits",[0,250],"Normalization","pdf"); figure ...

11 days ago | 0

Answered
why do i receive
av = rand(4,15); plot(1:size(av,2),av(1,:),'rd',1:size(av,2),av(2,:),'cs-',1:size(av,2),av(3,:),'*b:',1:size(av,2),av(4,:),'hg-...

11 days ago | 0

Answered
problem in creating plot from for loop
for t = 1:10 vs(t) = 3*exp(-t/3)*sin(pi*t); %changed vs to vs(t) so it creates a vector array instead of just replacing ...

11 days ago | 0

Answered
where is the fault the code is not running?
clc close all lags = 0.6; k1 = 3; k_1 = 1; k2 = 2.5; k3 = 1; k_3 = 1; k4 = 2; k5 = 1; E1 = 1; E2 = 2; K1 = (k_1+k2)/...

11 days ago | 0

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Answered
Optimization plot in App Designer
You could get the handle of the axes and transfer the children to the uiaxes in your app. See example code below: fun = @(x)100...

14 days ago | 0

Answered
Slider values from an specific column appdesigner
See app attached. You can add the following: app.MPSlider.MajorTickLabels = categorical(app.Data(app.MPSlider.Maj...

18 days ago | 0

Answered
How to binarize an image using spinner in app designer?
You do not need to define the spinner values like you did here: app.minRedValue = app.MinRed.Value; You can just access the va...

18 days ago | 0

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Answered
Which image contributes to the maximum intensity projection?
Images=rand(3,10,10); [maxImage index] = max(Images); size(maxImage) imshow(squeeze(maxImage)) index

20 days ago | 0

Answered
how to use gscatter in matlab app designer?
I didn't have an issue using gscatter (see app attached). I used the following commands: gscatter(app.UIAxes,rand(10,1),500*r...

20 days ago | 1

Answered
How can I have a user select multiple options and quantity of each?
You can use inputdlg. If you want to make something more sophisticated, you could create an app with App Designer.

20 days ago | 0

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Answered
bar graph with 3 axes
You can use bar3. bar3(rand(10)); xlabel('d'); ylabel('m'); zlabel('p');

20 days ago | 0