Benjamin Kraus

Last seen: 5 dagen ago | Active since 2013

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How to create a callback function to start and stop recording EMG Button in real time for Delsys Trigno.
I didn't dig into your code specifically, but here is code for a simple app with a timer and a start/stop button that shows how ...

6 dagen ago | 0

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Adding transparency to one contour plot based on another contour plot
Good news! Starting in MATLAB R2022b, creating transparent contour plots is supported out-of-the-box in MATLAB. You can adjust ...

17 dagen ago | 2

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How to plot data from cells?
When you say "plot the data", can you provide a little more information about kind of picture you are trying to create? What dat...

17 dagen ago | 0

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class1 as property of class2, class1 property initialization?
In your definition of mainClass you created a property with the name class1, not the type class1. This is what you want: class...

27 dagen ago | 0

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How does one disable the menu that appears when one hovers on a plot?
You can set the Toolbar property on the axes when you create it. ax = axes; ax.Toolbar = []; If you want that to be the defau...

27 dagen ago | 0

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bubblelegend doesn't work (2021b)
bubblelegend was released in R2020b, so it should work in R2021b. My guess is you have something wrong with your MATLAB path. Tr...

27 dagen ago | 0

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Running files in folders in loop.
You can use the dir command to get a list of the files/folders. d = dir('**'); Once you have the list, you can loop through th...

ongeveer een maand ago | 0

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Area integration with the point where the mouse selected
You can use ginput to click and select points from a figure window. Once you've got the points, "integrating the area under the...

ongeveer een maand ago | 0

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Setting the name of the Matlab Command Window
No, there is no way to modify the title of the MATLAB command window.

ongeveer een maand ago | 1

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Pushbutton callback not working
This looks like the same question/issue you were having in this other post. I've responded there.

ongeveer 2 maanden ago | 0

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pushbutton callback doesn't work
I think at a high level the issue you are having is that you are missing a signal to your script that the user has pressed the O...

ongeveer 2 maanden ago | 1

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How to plot spatial data
As the error says, lat and lon need to be the same size. Based on the shape of your variables, I suspect you need to use meshgr...

2 maanden ago | 1

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Function, dot, help me for solution
This line has the error: sm=@(W) v*N*L*R/(4*W.*(L/C)^2); Specifically: W is an anonymous function, so you can't do 4*W. That i...

4 maanden ago | 1

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How can I the show the solution/results in table form?
There is still some polish you probably need to make, but here is one approach to displaying your results in a table: a = 0; b...

4 maanden ago | 0

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Is it possible to use gscatter within app designer?
What release of MATLAB are you using? Starting in R2019b, gscatter should work just find within App Designer, but you need to m...

4 maanden ago | 0

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How to import multiple variable starting the same from excel?
It is hard to offer detailed advice without more information about the structure of the Excel file, and what you mean "this solu...

4 maanden ago | 0

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AppDesigner: Getting a UIAxes' enableDefaultInteractivity to work with a UIFigure's WindowButtonDownFcn?
There seems to be a subtle bug going on with your app. I can narrow down the issue to this code: % Code in your startupFcn f =...

5 maanden ago | 1

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How can I plot this function such as all values of |f(1/z)| be more clear and how can I plot the cosine of the phase of this function ?
It looks like the nearly infinite value in your data is drowning out the remaining data. You can fix this by changing the z-limi...

5 maanden ago | 0

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Error message I don't understand
I think that error message means that the first input to xline was an empty vector. Have you modified the example at all in a wa...

5 maanden ago | 0

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Why does copyobj() fail to copy over title fontsizes (and also colorbars and colormaps)?
Matt, The issue with copyobj and the FontSize on axes is a known bug. The issue relates to there being two sources of truth: th...

5 maanden ago | 2

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Getting output from an app into the calling workspace
This question has been asked before, and there are a few different answers threads with ideas for how to do this. Here are two: ...

6 maanden ago | 0

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Interactive plot - how to open plot by clicking a point in another plot?
If I understand your question correctly, you can use the ButtonDownFcn to do this. For more details: Callbacks — Programmed Re...

6 maanden ago | 0

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When zooming in the axes of the app designer, my text will go out of the axes, how to aviod this?
There is a Clipping property on text objects that is off by default. If you set the Clipping property to 'on' you will get the b...

6 maanden ago | 1

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Remove top and bottom ticks AND maintain ylabel and xlabel inside the figure
The issue you are having stems from the call to linkprop to keep the two axes positions synchronized, but in this case it is not...

6 maanden ago | 0

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histogram2 images not properly saved in vector format
I was able to get a vector export using exportgraphics and forcing it to export in vector mode: histogram2(randn(1000,1), randn...

7 maanden ago | 1

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Table values extraction and consequent calculation
Would a for loop do what you need? Something like this: h = height(Test_1_cycling); n = ceil(h/39); A_loop = NaN(n,1); for i...

7 maanden ago | 0

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help plot of function using handle
An alternative approach: Use fplot. b1 = 1; b2 = 2; b3 = 3; b4 = 4; G =@(k) -2*k.^2 + b1 + sqrt( (-4*k.^4 - b2*k.^2 + sqrt(...

7 maanden ago | 0

Answered
Calling appdesigner within a function leads to unrecognized function or variable
There is no straightforward way to assign outputs from an App Designer app. I found a few other discussions on this topic on MAT...

7 maanden ago | 0

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How to save the input received using Table in Matlab GUI?
As you are setting the Data property on the uitable using a MATLAB table, saving the resulting data to an Excel spreadsheet shou...

8 maanden ago | 0

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How to run a routine sequence in app designer app?
You can use a timer to run a callback function at a periodic interval.

8 maanden ago | 1

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