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polarplot app.panel with condition in app designer
I think the problem is that you're not specifying the axes but that doesn't explain why a blue dot appears and you should have s...

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my plot won't show graph
That's because there's only 1 point and it takes >=2 points to form a line. By default, plot() does not show markers, only line...

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How to create a secondary Cartesian coordinate system (three perpendicular coordinate axes) in Matlab?
To add the additional axis lines, box on % Or box(ax, 'on') % ax is the axis handle but I didn't understand this part: w...

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How to use logical indexing for slices of a 3D matrix
nxm logical index applied to all pages of a 3D array domain = rand(4,4,4); condition1 = domain(:,:,1).*ones(size(domain)) > 0....

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How to get values ​​from multiple columns based on the values ​​of one column ?
This is how I imagine your data are organized based on your description. % [year, month, data, ...] data = [repelem((2007:2...

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how can I read the number in figure(matlab) without rounding?
This is a precision issue with datatips. See this answer to learn how to specify the level of precision in datatips. Demo of ...

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highlight different data on the same graph
It looks like you're using datetime values and if you're not, you should be. Datetime values are not represented by strings. A ...

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cell2mat -> operation -> mat2cell : How...?
for i=1:301 % generate the cell array example dataset u{1,i}=rand(41,50); end u_3d = cat(3,u{:}); u_3dFilt = medfilt3...

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unable to make invisible for edit box in gui.
> when users choose radiobutton1, this edit box should be invisible Then you need to move your line of code from the edit1_Call...

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How can I get the sums of all possible combinations of the values of a vector?
% Input: v, a row or column vector v = [2 4 6 8]; % create permutations and summation results n = numel(v); vIdx = 1:...

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Create output of rectangles with 200 different colours
rectangle('Position',pos) pos is a 1x4 vector defining [LeftSide, BottomSide, Width, Height]. See the FaceColor and EdgeColor...

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xcorr can't be used
xcorr does not require Signal Processing Toobox in Matlab R2019a and later. For Matlab releases prior to 19a,, you'll need th...

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How to control the pushbutton in a while loop in Matlab GUI
> I would like to run the loop each time only when I click the pushbutton. I don't know whether you're using app designer, GUI...

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What is the fastest way to find zeros and ones indices in a 3D binary array?
Here are two versions of your code that are faster than the original but they only shave off a sliver of time. I've timed 10 re...

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Count frequencies of occurence using both text and number
Use groupsummary % Produce table % I use categorical variables but you can you strings or char-vectors rng('default') % for r...

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Dot indexing is not supported for variables of this type.
> I am trying to recursively search directories and build a list of paths to image files Inputs: % Define the main directory...

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How can you sum up all vectors from a quiver plot?
This solution computes the vector sum of all quiver vectors in the test image and then computes the 95% confidence interval (CI...

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Example: Dashcam optic flow using Computer Vision Toolbox
A brief description of the steps needed to produce an optic flow field from dashcam footage using Matlab's Computer Vision Toolb...

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Want to remove one plot from the two plots in my app designer pannel when i choose Synthesis
A simple and efficient solution would be to assign the lower plot to a uipanel in app designer and to set the visibility of the ...

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Results from a loop in one table
As you noted, the second line of code in your for-loop should be moved outside and prior to the for-loop. However, there are tw...

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Plot Matrix as Heatmap with different cell size width
Not possible with heatmap. Here's a solution using surf. % Inputs data = [ 1 2 3; 4 5 6]; rowWidths = [10, 20]; %mm, one f...

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putting space between string and double using fprintf
> In the first code, 10 spaces were added before 'G1' That's incorrect. 8 spaces are added prior to 'G1'. From the documentat...

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Plotting three axis with one y axis
See this comment that lists links to many examples to follow. But before proceeding, are you convinced that this is the best ...

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How to extend array from end of that array to known value?
Assuming A is a row vector and you'd like to add 218 values that extend from the end of A to 0.512, Aextension = linspace(A(end...

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for each loop take the increasing position of a vector matlab?
The length of L would need to equal the length of x or it could be longer than x, but not shorter. for i=1:lenght(x) if x...

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Stacking Multiple 2D plots in one 3D plot
Check out the following resources. If you get stuck implementing a solution, share your updated code and we can help you get un...

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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 ...

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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...

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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.

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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...

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