Mehmed Saad

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340 2020 이후 총 참여 횟수

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How to remove unwanted points in point cloud
The cheapest and easiest method is use of brush Select Points you want to delete now press delete

약 1달 전 | 0

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How to change the color of model obtained from pcfitsphere
load('object3d.mat'); figure pcshow(ptCloud) xlabel('X(m)') ylabel('Y(m)') zlabel('Z(m)') title('Original Point Cloud'...

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Removing/clearing NaN/0 values from matrix/array data
A = [0;9;6;4;3];iA = A~=0; B = [1;3;4;0;0];iB = B~=0; ind = iA&iB; A = A(ind) B = B(ind) A = 9 6 B = 3...

약 1달 전 | 0

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How do I erase following data?
you can use find but not recommended x = [36 33 31 29 30 27 31 33 24]; x(find(x<28,1):end) = nan x = ...

약 1달 전 | 1

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How to add specified text to coordinates of points in "contour"?
Here is a sample code I hate putting comments in code so try to understand it. [X,Y,Z] = peaks; contour(X,Y,Z,20) hold on x...

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Plot not disappearing when using STOP button and visible off
Read this https://www.mathworks.com/matlabcentral/answers/96629-why-does-setting-the-visible-property-for-axes-to-off-also-set...

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some thing wrong with SORT function
c = [35 10 16 11 34]; Now after sorting a = [10 11 16 34 35]; what is the position of first index of a in c. it is 2, for 2n...

약 1달 전 | 0

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App designer UIAxes loop
x.test_1_se = 10;x.test_2_se = 20;x.test_3_se = 30; str_val = strcat('test_',string(1:3),'_se'); y = zeros(1,3); for u = 1:...

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calling invisible figures without toggling visibility
f= figure(1); a = axes(f); f.Visible = 'off'; x = 1:10; y = 1:10; plot(a,x,y) Now when you want to see the picure, just...

약 2달 전 | 1

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Matlab is not recognizing variables in function handle
Run following two codes and learn the difference Code-1 (error will be generated) clear fw = {@(x) x+SS;@(x) x+SS+1}; P = ta...

8달 전 | 0

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2-d line Plot
figure,plot(1:10),xlabel({'1st line','2nd line'}) Edit1: This is one short method (zoom in zoom out) will not work properly ...

8달 전 | 0

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MATLAB App Designer fetch data from .m file
if you call this function in app designer it will create an outside figure so you need to edit it a bit You need to remove T ...

8달 전 | 0

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How can I close a while loop in a callback function
if value is 'off' the while loop condition will give error because on and off are not of same size so replace it will strcmp w...

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Close a message box in a while loop
Approach-1 f = msgbox('The City you entered is not in the list. Please enter a city in the list'); while(ishandle(f)) pau...

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How to avoid duplicate random value when open multiple matlab session ?
add this in your code seed = randi(2020); rng(seed)

8달 전 | 0

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How to rename an existing structure A by assigning it a name stored in a string
You can use assignin for that purpose A = struct('X',1,'Y',2) new_name='B'; assignin('base',new_name,A); disp(B) B = st...

8달 전 | 0

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How to accelerate the process of `find` in large for loop ?
Try the following code A = [1 2 3 4 5 6 5 4 2 7]; B = [2 4 5]; [r,c] = find(A-B'==0); [~,ic] = sort(A(c)); c(ic)

9달 전 | 0

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. xlsx to .csv conversion
https://www.mathworks.com/matlabcentral/answers/165743-converting-xls-and-xlsx-to-csv

9달 전 | 0

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Can a scrip/function be written to navigate and edit data in the variables editor window using Matlab?
Option-1 You can do that using openvar and dbstop x = rand(1,5); openvar('x'); dbstop at 4 bpl = 1; % break point line No...

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In MATLAB grader, how can I make assessments about a plot's marker shape or line width?
I dont have access to matlab grader but i think the following solution may work add these two lines in your code template (af...

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Setting a Matlab GUI apps main figure to invisble
Run Test2.mlapp. Press To Plot, it will take you automatically to Test1 Test1 and Test2 must be in the same directory H...

9달 전 | 0

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How do I flip an image without affecting the Y Axis?
Use flip (or fliplr,flipud) figure, subplot(211) imagesc(im, 'XData', xdata, 'YData', ydata);set(gca,'YDir','normal') subplo...

9달 전 | 1

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Shift data on a figure without reploting
Suppose that i have a figure fig = figure, ax = axes(fig); rng(2017) plot(ax,rand(1,10)) Now i dont know what is my data S...

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

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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);

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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...

9달 전 | 0

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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...

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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...

9달 전 | 0

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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...

9달 전 | 4

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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)

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