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Mehmed Saad


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290 total contributions since 2020

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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 día ago | 0

Question


Plot Multiple Functions in a single call to fplot
I want to draw 2 concentric circles using fplot. Suppose that radius of 1st circle is 1 and 2nd circle is 0.8 then For Loop Met...

3 días ago | 2 answers | 0

2

answers

Answered
DOWNSAMPLING SEÑAL DE AUDIO
a medida que cambia su frecuencia de muestreo, alimente la nueva frecuencia de muestreo para que suene y no la anterior clear...

4 días ago | 0

Answered
Help to Improve this short code (create a rect given initial point, final point and slope)
function[y] = LineFuntion(pts,m,Pi,Pf) if abs(m) == Inf % vertical line y = linspace(P...

8 días ago | 1

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Answered
How to assign numeric value to radio button in gui?
https://www.mathworks.com/help/matlab/ref/matlab.ui.control.radiobutton-properties.html I usually use UserData but you can us...

8 días ago | 0

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Answered
How can I remove the excess object detected? Often my code finds more mouths and I want take only one, the one which is belower. Thanks.
Input the face to mouth and nose detection and not the complete image play with threshold value see how picutre on bottom l...

10 días ago | 0

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Answered
How to pull value of table for char array?
Because t(1,'Domain') is of type table. You need to convert that table output to string or cell. To do that type on Command wind...

17 días ago | 0

Answered
Different line style and color in cell
you can use for loop or you can use cellfun. data= {rand(1,15) rand(1,15) rand(1,15) rand(1,15)}; line_style = {'-','--',':','...

19 días ago | 0

Answered
copyobj for combining multiple plots - Parent and child input vectors must be equal length
Because figure 2 has multiple axes findobj(2,'type','axes') 4×1 Axes array: Axes Axes Axes Axes and you are ass...

20 días ago | 0

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Answered
How to code when a variable has been vectorized and has different values in a for loop
You need to define either 1 value (1x1) for d or 7 values (1x7 i.e.equal to you for loop iteration) and index it with each itera...

20 días ago | 0

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Answered
I need to plot three Graphs for this Code in one go!
dataBase=cell(3,3); f = figure for n=1:3 t = input('Enter an integer between 3 and 6: '); while (t<3 || t>6) t = ...

21 días ago | 0

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Answered
Files getting moved to another folder while renaming using regexp and movefile command
Because all the file names are not changing in your code i.e. why it is giving error clear; clc; folder_name =...

21 días ago | 0

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Answered
I attempted to add all whole numbers 1 to 100 by using a loop and displaying the result, but it did not work. I was wondering why it didn't work and what would work instead/ how to improve my code?
While loop is used for that purpose (in which you specify stopping condition) while i <100 i =(i+1); disp(i) end...

22 días ago | 0

Answered
How to change a column vector into a square a matrix?
Here is one with for loop function P = Using_for_loop(p,n) P = zeros(n); [I,J]=ind2sub(size(P),1:numel(P)); for ii =1...

22 días ago | 0

Answered
How to eliminate points with highest intensity in a color plot?
Instead of removing those points you can change Clim property of imagesc For example C = rand(40,40); C(5,5) = 25; figure,im...

22 días ago | 0

Answered
Shading area under the curve
Use area for that purpose by selecting the specific range and use area x = 0:2500;bw =700;lcom = 611; Lvy = (611 <= x)&(vgrf2...

22 días ago | 0

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Answered
Extracting 2 peak values and their respective location from a set of data points
I know a workaround(There might be some direct method) s = sin(2*pi*10*(0:0.01:1-0.01)); findpeaks(s) Now replace all eleme...

23 días ago | 0

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Answered
How do i make a specific thing on a bar graph
You can use line for that purpose. See this link You can also use errorbar V = [8 18 32];% Bar Value x = [1.5 2.5 2];% errorb...

23 días ago | 2

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Question


AxesToolBar is not Responding for two axes on top of each other.
Hi, I am trying to write a code in which a switch button changes the axes on a figure where each axes contains mesh. I am curre...

23 días ago | 0 answers | 0

0

answers

Answered
I want to shift a part of a row vector to the right then adding a number before the shifted part
if b contains only 1 shift ind = find(b); a(ind+1:end)=circshift(a(ind+1:end),1); a(ind+1) = a(ind)/2; a = 1.0000 2...

23 días ago | 0

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Answered
Delete multiple elements from matrix, that match value at once
A=[1,2,3,4,5;3,4,6,7,8;1,2,4,5,6;8,7,6,3,4;1,2,3,4,5]; R = [1 2 5]; L=arrayfun(@(x) A==x,R,'uni',0); A(any(cat(3,L{:}),3)) = ...

24 días ago | 0

Answered
difficulty to use "sin" function
Either increase you sampling rate T = 0.02; %period (sec) w = 2 * pi / T; %w = 314.1593...

25 días ago | 0

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Answered
Generating linear array [0 -1 0 1 -2 -1 0 1 2 ......]
ii = 0:4; jj = -1:-1:-5; pos_cell = arrayfun(@(x) 0:x,ii,'uni',0); neg_cell = arrayfun(@(x) -1:-1:x,jj,'uni',0); all = [pos_...

25 días ago | 0

Answered
Dynamic array for string
cells are used for that purpose arrow{i} = flow;% braces changed Take transpose of arrow like you are doing for other variabl...

25 días ago | 0

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Answered
Assigning Specific Color Values when MATLAB plots several data sets simultaneously.
Set ColorOrder of axes. Currently i am setting it to random, You can select your custom color close all; clear all; clc; %...

25 días ago | 0

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Answered
generating Sine wave in Graph
You have 5 data points and you ve to interpolate the data between them see interp1 (focus on methods) For plotting in blue cro...

25 días ago | 0

Answered
Superheterodyne Receiver Using RF Budget Analyzer App
The paper implemented in example is https://ieeexplore.ieee.org/document/5688819 see Table II of paper (you can also view it ...

25 días ago | 0

Answered
Warning: Matrix is singular, close to singular or badly scaled. Results may be inaccurate. RCOND = NaN.
Y=gamma(X) Y = Inf Inf Inf Inf 9.33262154439440e+155 Inf Inf Inf Inf Inf Inf Inf Inf Inf Inf Inf Inf 3.80892263763056e+26...

25 días ago | 1

Answered
App Designer Edit Numeric how to express test
it is because app.Obj is empty. it has no value. First check what is app.Obj? maybe what you are trying to do is app.d=app.d(a...

26 días ago | 1

Answered
how do I add colours on mesh?
Currently i changed EdgeColor for every iteration by setting it to rand rgb values. you can create an array equal to length of s...

26 días ago | 0

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