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Is there a better way to animate a figure with AppDesigner?
It looks nice but it's very inefficient. On each iteration you're throwing out everything and rebuilding it from scratch. See ...

2 months ago | 0

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Answered
Add a user define property to freehand object
You could apply your own rotation using a rotation matrix. % anonymous function to center the obj at (0,0), % rotate it, an...

2 months ago | 0

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d = daq("directsound") yields "Unrecognized function or variable 'daq'"
daq() was released in R2020a which is vs. 4.1 of the Data Acquisition Toolbox.

2 months ago | 0

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plot a hexagonal figure
th = linspace(0,2*pi,7) + pi/6; x = sin(th); y = cos(th); figure() tiledlayout(1,2) nexttile() plot(x,y,'k-o','markerS...

2 months ago | 1

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Answered
copy Freehand object from a figure and pate into another figure
You could use copyobj(z,ax) where z is an existing freehand object or a freehand object saved to a mat file and ax is the handle...

2 months ago | 0

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Display three 2D images into 3D space
pcolor does not support 3D coordinates so you'll have to use surf with flattened values along one of the dimensions for each pla...

2 months ago | 0

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Answered
How to get brushed data point index from Plot?
Continuing from your code... brushedPoints = [brushed_x(:), brushed_y(:), brushed_z(:)]; dist = pdist2([xd(:),yd(:),zd(:)], br...

2 months ago | 1

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Answered
App Designer 2020a: synchronizing UIAxes
You specified using Matlab R2020A which prevents you from using the new LimitsChangedFcn available in R2021a and onward which wo...

2 months ago | 0

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How to calculate the number of consecutive negative values in an array before a positive appears?
c = [-0.4607 -0.4659 -0.5165 -0.5168 -0.5164 -0.4626 -0.4668 -0.3730 -0.3426 0.3224 ,... 0.3251 0.3270 ...

2 months ago | 0

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3Dplot suggestions on azimuthal data
There are lots of 3D plots. Here are two examples using a 3D bar plot and a 3D surface. data = [ 45 33 25 60 32 34 50 9 ...

2 months ago | 0

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App designer - Automatically scale app to the size of the screen it is used on
Select Auto Resize Children from the property inspector (see screenshot). It's also worth your time to read through other opti...

2 months ago | 0

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Obtaining the Gaussian equation for a distribution
This demo creates a noisy gaussian with unknown random parameters and then fits the data using lsqnonlin. 1. Create noisy gaus...

2 months ago | 0

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save multiple gui window in appdesigner
In the m-file, before creating the first figure, store a list of pre-existing figures. Hint: findobj(0,'type','figure') After c...

2 months ago | 0

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Creating a cell for each plot grid
At first I would like to display an empty graph spaced by 2. For this purpose both axes have value from 0 to 10 stepped by 2. ...

2 months ago | 0

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Answered
combining 4 csv files with and without headers
You can use outerjoin to join the first 2 tables into 1 table. It's not entirely clear how you're indexing the 3rd table into t...

2 months ago | 0

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Goodness of fit , residual plot for fminbnd fitting
See matlab's documentation on goodness of fit. There are lots of options and you've got all the variables you need to move forw...

2 months ago | 1

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Trying to shift/recenter map and data
You can wrap your longitudinal values to [-180,180] using wrapTo180() which requires the mapping toolbox. Or you could use wrap...

2 months ago | 0

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How to customise legend?
A clean and efficient approach is to assign the display names to the scatter objects and then specify the handles to include in ...

2 months ago | 0

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How can I set a minimum window size for an app developed in app designer?
Set the minimum size as an app property named minSize defined by 1x2 vector describing the minimum [width, height] (see how to d...

2 months ago | 0

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Answered
Splitapply: Returning multiple output values
Use arrayfun instead. A = array2table(rand(100,1)); A.Properties.VariableNames{1} = 'Row1'; A.Row2 = rand(100,1); B = [1:1:1...

3 months ago | 2

Answered
if and switch statement
To answer your question, you would use case num2cell(1:50) But a switch/case is not the optimal method in this context. What...

3 months ago | 1

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Answered
How to draw perpendicular line from scatter points in 2-D plot
How to plot horizontal and vertical lines from axes to data point clf() ax = gca(); hold(gca,'on') x=[0:0.02:2]; y=sin...

3 months ago | 0

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How do I rename each individual item in a column in one function?
Create a list of the new names within a cell array and then use deal to distribute the list to the label fields. Demo: D.tria...

3 months ago | 0

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It's showing Unrecognized function or variable 'paddedsize'. Error in Untitled (line 7) PQ = paddedsize(size(footBall)); error
paddedsize is not a Matlab function. A quick google search resulted in these two leads that may be helpful to identify that f...

3 months ago | 0

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Naming output excel-file via edit field in Appdesigner
> I know i can access the string of the edit field via the command 'app.DateinameEditField.Value', but how can I connect it to ...

3 months ago | 0

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Answered
How to find the difference in values present in each row of two cell arrays of same size.
I want to find the difference between A and B. Set up a loop that runs isequal(A,B) on pairs from cell array A and B. A = {1...

3 months ago | 0

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Answered
Find distance and total number of overlapping points in a figure
The points are overlapping because of the marker size and the data resolution set by the axis limits. If you zoom in or use sma...

3 months ago | 0

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Answered
Run a function erverytime a new Datatip is selected (Callbacks for datatips)
You can set the UpdateFcn of datacursormode. The function will execute every time a datatip is added. You can do anything you ...

3 months ago | 1

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How to write an automatic function based on the median of data to form groups of data.
% Create demo data : nxm matrix with 1 box per column rng('default') data = rand(100,15) + [1.0 1.3 0.8 0.95 1.02 1.05 1.08 ...

3 months ago | 1

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Answered
In matlab app designer, how can we connect two or three app.mlapp?
<https://www.mathworks.com/help/matlab/creating_guis/creating-multiwindow-apps-in-app-designer.html Creating multi-window apps i...

3 months ago | 0

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