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How to kill all figure windows in MATLAB?
Update close all force % or close('all','force') In R2016a, Matlab introduced uifigure which has hidden handles by default s...

alrededor de 2 meses ago | 0

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plotting confidence interval and creating second axis in one plot
Here's a demo that should get you started. The alignment of y=0 on the right axis with the first data point at "x" is done at ...

alrededor de 2 meses ago | 0

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Answered
How to binning 2-d data ?
This approach uses repelem() to generate group IDs by rows. data is the input matrix. nRows specifies the number of consec...

alrededor de 2 meses ago | 0

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App Designer. Should I use app functions or external fuctions?
> I noticed that the "same" operations are now much slower and crashing more often than when I was not using the App designer, s...

alrededor de 2 meses ago | 1

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Answered
Remove trailing zeros while making matrix
When combining real and compex numbers within a single array, the array will appear in compex format. Here are some ways to form...

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Answered
How to return an array without points in the edge?
Use the logical outputs to the inpolygon function. [in,on] = inpolygon (kn, xq ,xv, yv); on indicates all data that are on the...

alrededor de 2 meses ago | 0

Answered
Figure in a tab group in app designer
> is there any other reason to call 'm' files instead of just putting the code in that callback? IMO there are 2 reasons to c...

alrededor de 2 meses ago | 0

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How to find the intersection a root locus plot and a line with specific angle?
There may be an analytical approach that would be better than this approach but one way to do it is to get the handle of the blu...

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How to make vertical stripes line contour plot?
dt = datetime(01,01,2000) + calmonths(0:59); % row vector vals = rand(size(dt))*6-3; % vector (row or col) plot(dt,vals,'ks') ...

2 meses ago | 0

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Answered
How can i plot a boundary line in contour plot
Copy of original code with the following changes. contour(k_x,k_y,g,500) chaanged to contour(k_x,k_y,real(g),500) Commented...

2 meses ago | 0

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Answered
How to avoid clearing workspace in MATLAB App button ?
> I want it should work on matlab workspace . Bad idea. This defeats the purpose of an app which is to allow users to interact...

2 meses ago | 0

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Answered
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...

2 meses ago | 0

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Answered
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...

2 meses ago | 1

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Answered
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...

2 meses ago | 1

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Answered
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....

2 meses ago | 0

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Answered
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...

2 meses ago | 0

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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 ...

2 meses ago | 1

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Answered
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 ...

2 meses ago | 1

Answered
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...

2 meses ago | 0

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Answered
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...

2 meses ago | 0

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Answered
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:...

2 meses ago | 0

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Answered
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...

2 meses ago | 0

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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...

2 meses ago | 0

Answered
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...

2 meses ago | 1

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Answered
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...

2 meses ago | 0

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Answered
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...

2 meses ago | 0

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Answered
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...

2 meses ago | 1

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Answered
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...

2 meses ago | 0

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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...

2 meses ago | 2 downloads |

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Answered
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 ...

2 meses ago | 1

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