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Ajay Kumar


Last seen: Today
84 total contributions since 2019

Student.
MATLAB enthusiast.

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Answered
Problems of convert decimal number to a string
You can define precision property in num2str. For example: num = [110.00001, 10.00000000000000001,99.01]'; your_ans = num2str(...

12 dagen ago | 0

Answered
appdesigner code view ANNOYANCE!
In the code view window -> editor tab -> View section find 'Enable app coding alerts' and uncheck that.

16 dagen ago | 0

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Answered
Multiple outputs by a loop
Param=regexp(fileread('parameters.txt'), '\r?\n', 'split') .'; for i=1:size() fid = fopen( ['output',i,'.txt'], 'w'); fprint...

ongeveer 2 maanden ago | 0

Answered
debugging within built in matlab function
right click on polyfit in editor window and select open "polyfit" You can see the complete code behind polyfit and you can plac...

ongeveer 2 maanden ago | 0

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Answered
saving outputs from a loop
%matlab code for euler's method clear all clc f=@(x,y)(x^2)/(1+y^2)+2*y; x0=input('Enter initial value of x or x(0): ');%you...

2 maanden ago | 1

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Answered
how to write a axis in hours format
Again it resembles the same question you asked, which already has the answer. https://www.mathworks.com/matlabcentral/answers/5...

2 maanden ago | 0

Answered
how to change axis to text format
Use xticklables for eg: x = linspace(0,12); y = x.^2; plot(x,y) xticks([0:1:12]) xticklabels({'','Jan','Feb','Mar','Apr','M...

2 maanden ago | 0

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Answered
Calculate average (daily, monthly, seasonally) for long time series data
You can ignore NaN values using property omitnan https://www.mathworks.com/help/matlab/ref/mean.html#buql3m_

3 maanden ago | 0

Answered
How to convert matrix to CSV file
for i = 1:length(sequences) csvwrite(['hmdb51_org/bend',num2str(i),'.csv'], sequences{i}); end

4 maanden ago | 0

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Answered
How do I write a loop which creates a random number and adds the previous values
res_sum = 0; for i=1:23; a(i) = randn(1); res_sum = res_sum + a(i); end

4 maanden ago | 1

Answered
How to repeat input prompt for each data set?
You are replacing the m and a everytime in the for loop. try this u=menu('What is your unit system?','SI','English'); d=input(...

4 maanden ago | 0

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Answered
How do I remove a set of repeated values in a x by 2 matrix?
unique(matrix)

4 maanden ago | 0

Answered
calculat the percentage of the red curve in the blue one?
Do you mean exactly same values in red and blue lines? You can do: same_values = find(blueline==redline); % gives same samples ...

4 maanden ago | 0

Answered
How to solve a matrix quadratic equation?
Kminusw2 = K - w^2; mymatrix = Kminusw2.*M; myfinalanswer = det(mymatrix);

5 maanden ago | 0

Answered
Plotting in App designer
x = 1:10; y = sin(x); plot(app.UIAxes,x,y);

5 maanden ago | 0

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Answered
Adding a second x-axis to the top
https://uk.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html

5 maanden ago | 0

Answered
Previous Value of Numeric Edit Field
Try to save the Previous value in a temporary variable. For eg: temp = app.NumericEditField.Value; if error app.NumericE...

5 maanden ago | 0

Answered
How to stop the program if an array is empty?
Handle the exception using try catch blocks signal1 = [1,2,3,4,5,6]; signal2 = [7,8,9,10,11,12]; signal3 = [13,14,15,16,17,1...

5 maanden ago | 0

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Answered
save data in for loops
Yes, You are trying to assign 2 matrices of different size. Try this: coordinate= zeros(41,1); for a=1:21 X = snakes{1,a}...

5 maanden ago | 0

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Answered
figure doesn't appear in new window
Are you sure? because Figure 2 window lies exactly on Figure 1 window. Just check the matlab windows. If you want to shift the ...

5 maanden ago | 0

Answered
How to say remove "-1" from the end of a string if exists?
play with positions. For eg: S = 'sectioned-1'; S = S(1:end-2) For an array, write this in a simple for loop.

5 maanden ago | 0

Answered
Inserting a row and moving other rows down
A = [A(1,:);[1,1,1,1];A(2,:);A(3,:)]

5 maanden ago | 1

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Answered
How to modify the text visibility in a Gui that created using App Designer
What is the exact name of the component? I would suggest you to rename it if its only Label. For example, if you rename it to C...

6 maanden ago | 0

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Answered
matlab app designer ,UI axes how to disable XTick label ?
I think you want to disable Xlabel String. Search for Xlabel.String property in the property window and also make that empty.

6 maanden ago | 0

Answered
The plot is exceeding the boundaries of the box in a figure.
Did you turn off the Clipping ? Try this after plot: ax = gca; % get the current axis ax.Clipping = 'on'; %...

6 maanden ago | 0

Answered
Linking two dropdown menus to a pushbutton in a GUI
In the ButtonPushed callback, you can directly assign the values of dropdown menu. For eg: Dropdown.Value = "Your Option in dro...

6 maanden ago | 0

Answered
How can I change the value of some elements within a matrix
B =[0, 3, 6]; C= 1./B; C(isinf(C))=0

6 maanden ago | 0

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Answered
Generation of plot using data set
T = xlsread('process.xlsx'); names = {'Memory'; 'Battery Backup'; 'Processing Capability'; 'Screen Size'; 'Camera'}; for i = 1...

6 maanden ago | 0

Answered
how to install matlab on windows 10
If you are a student, then see if your university/college has a Campus-Wide Access. For checking go to: https://uk.mathworks.com...

6 maanden ago | 0

Answered
How can I implement code online?
You can use MATLAB compiler to make your GUI/App as a standalone application or web application. Please read: https://uk.mathw...

6 maanden ago | 0

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