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Mehmed Saad


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318 total contributions since 2020

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Answered
how can we give x,y,z inputs to kalman filter program with out using inbuilt functions?
read kalman filter and implement its equations

35 minutes ago | 0

Answered
When I import my excel sheet into excel the dimensions change
replace NaN with some number. I dont know the cause of error (may be because MATLAB is reading data as string) suppose 1e5 pre...

1 hour ago | 0

Answered
converting column of datetimes in excel to datenumbers in matlab
T = readtable('zetdctestdata.xlsx'); T.datetime = cellfun(@(x)datenum(x,'mm/dd/yyyy HH:MM:SS'),T.datetime);

3 hours ago | 0

Answered
Small font size of toolbar
https://www.mathworks.com/matlabcentral/answers/446340-how-can-i-change-the-font-size-of-the-toolbars-at-the-top-of-the-matlab-w...

5 hours ago | 0

Answered
Matlab jokes or puns
I am a Bit Late for i = 1:10 eval('soundsc([0,0.00234992522746325,-0.00311288796365261,-9.15555283427239e-05,0.003448591567...

2 days ago | 0

Answered
MATLAB Answers Wish-list #5 (and bug reports)
Badges Donot you all think that there should be Reputation Point Badge with the contributors name (untill he became a MVP) inst...

3 days ago | 0

Answered
MATLAB Answers Wish-list #5 (and bug reports)
Someone is Typing (Whistlist) This feature can be very usefull not for the questioner but for contributors. For example Wa...

3 days ago | 4

Answered
Display video-data of a three-dimensional M-by-N-by-T array
You can use implay or vision.VideoPlayer A = rand(360,640,676,'single'); implay(A,60)

3 days ago | 0

Answered
How can i Change pixel color?
I = imread('red.jpg'); figure,subplot(121),imshow(I) th = 20; [x,y,~]=size(I); for ii=1:x for jj=1:y if((I(i...

6 days ago | 0

| accepted

Answered
How to insert arrows at the middle of each of the parallel lines
https://www.mathworks.com/matlabcentral/answers/92988-how-do-i-plot-a-line-that-has-an-arrow-on-the-end-of-it-in-2-d-and-3-d ht...

6 days ago | 0

Answered
I have 2 contours on the same plot and I want to differentiate them with colours so I can see the difference.
I = imread('rice.png'); figure,subplot(121), imcontour(I);ax = gca; colormap(ax,'cool') subplot(122); imcontour(I);ax = gca...

6 days ago | 0

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Answered
How can I copy figure to UIAxes?
a = uiaxes; b = getframe(gca); imshow(b.cdata,'Parent',b) There might be some quality issues

7 days ago | 0

Answered
Remove peak at 0 hz of fft
FFT of X FFT of X High pass filtered

7 days ago | 0

Answered
Excel file processing on GUIDE
https://www.mathworks.com/help/matlab/import_export/ways-to-import-spreadsheets.html

7 days ago | 0

Answered
How to detect the uitable on GUI
all(cellfun(@isempty, data(:))) error is in this line. data(:) is a double array on which you are trying to apply cellfun al...

9 days ago | 0

Answered
3D-Surface between 2 lines.
I have a layman approach for this (The dumb method) get co-ordinates by cursor export them to workspace save it in a vari...

9 days ago | 0

Answered
How to solve normalize issue for app designer?
https://www.mathworks.com/help/matlab/creating_guis/managing-resizable-apps-in-app-designer.html

10 days ago | 0

| accepted

Answered
Removing any previously draw roi on an image
findobj(ax,'Type','images.roi.Ellipse')

12 days ago | 0

| accepted

Answered
Inaccurate data in datatips of MATLAB plot
fig = figure; plot(1:3455297,1.026*ones(1,3455297)) X=datacursormode(fig); X.UpdateFcn = @myupdatefcn; where myupdatefcn ...

13 days ago | 0

Answered
Plotting 20-100 line with different distinguishable colors and shades on the same figure using a for loop
Try the following strategy cmp=distinguishable_colors(20); f=figure; ax = gca(f);ax.ColorOrder = cmp; hold on; A = rand(100...

18 days ago | 0

Answered
How can I recenter a map
Use fftshift for that purpose.

19 days ago | 0

Answered
Multiple plots in uitab/uitabgroup
The Dumb Way I found another way to do that (maybe it's not that efficient) Basically subplot will plot all data on figure whi...

19 days ago | 0

Answered
Transpose a structure with named fields ?
if all of them are scalar then this will work s_mod=structfun(@transpose,s,'UniformOutput',false)

19 days ago | 0

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Answered
App Designer: Calling variables created in other functions
The variable you are defining in function YpositionsEditFieldValueChanged(app, event) . . % y_converted . end and func...

20 days ago | 0

Answered
Dictionary / Map with array as key
EDIT: First Answer is replaced I donot understand why you dont want to go on characters. see the code below M = containers.Ma...

20 days ago | 0

Answered
how to get a license number
Here you go https://www.mathworks.com/academia/tah-support-program/eligibility.html

21 days ago | 1

Answered
Setting x axis in hh:mm format for plotting
The Dumb Method clc;clear;close all Time=linspace(16.8,17.8,230400)'; Field=linspace(50,145,230400)'; figure('units','no...

25 days ago | 1

| accepted

Answered
What does "Index exceeds the number of array elements (6)." mean?
You are using allepunkte as a for loop iterator. From Line 197 to Line 222 and you basically index two variables namely inside a...

27 days ago | 0

| accepted

Submitted


Gauge for GUIDE
Gauge control for GUIDE with mouse interaction

1 month ago | 6 downloads |

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Answered
How to make such a developed gui? Is it possible?
You can create them using patch and text with mousebutton callback. see the attached figure

1 month ago | 1

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