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Sudheer Bhimireddy


Last seen: 10 dagar ago

97 total contributions since 2020

Postdoctoral research associate at Illinois State Water Survey. Using MATLAB for past 10 years.

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Answered
Plotting a contour plot with excel data
doc readmatrix Import your data into a 2D array and then decide what columns you want to plot using contourf

ungefär en månad ago | 0

| accepted

Answered
Save multiple .dat files using for loop
Try this: fileName = sprintf('test%d.dat',k); writematrix(your_matrix,fileName);

ungefär en månad ago | 0

Answered
xlswrite writing extra collumns
"e.g. columns of data from searchresult2 for filename15 get added into, and written into filename16" That's because you dont ha...

ungefär en månad ago | 0

Answered
How can I join two parts of a char into just one?
Try this: fileID = 1; for i = 1:9 for j = 6:0.5:10 fileName{fileID,1} = strcat('SiON_D4_L',num2str(j),'_12Lyrs_T...

ungefär en månad ago | 0

| accepted

Answered
Finding min values of third column for rows with similar values
If the order is not important, look at sort function.

ungefär 2 månader ago | 0

Answered
Accessing Elements in a 3D matrix using Linear Indexing ?
Yes, it is possible. Read this. A = rand(10,10,10); B = A(1:2,1:2,1:2); %<- indexing the first two values in all dimensions s...

ungefär 2 månader ago | 0

Answered
I dont know where im going wrong with the code
The left-hand side should be the variable alone. Change that to c = sqrt(adj^2 + opp^2) c^2 cannot be the variable name as it...

ungefär 2 månader ago | 0

| accepted

Answered
Error using Video Writer
Your code looks strange. Do you have 'hold on' before the loop? Also if you have complete extents of your x,y variables, you c...

ungefär 2 månader ago | 0

Answered
Subplot VAR variables in one figure
I just tried your code with a dummy matrix, values and see no error regarding linestyle. It would help if you can attach your ma...

ungefär 2 månader ago | 0

Answered
I want to plot a graph like this in Matlab. It would be a great help if someone can help me with the same by providing the code.
Neglecting i=0, you will have 7 lines governed by that equation. Have you tried it by using a simple loop for i = 1:7 ? x = ...

ungefär 2 månader ago | 0

Answered
Convert .mat file into .xls file
https://www.mathworks.com/help/matlab/import_export/exporting-to-excel-spreadsheets.html Follow the example given on that page....

ungefär 2 månader ago | 0

Answered
Index exceeds the number of array elements (4)
Try debugging by placing breakpoints inside the functions. Here is what I see. Your q_level array is size 1x4 while the q_inde...

ungefär 2 månader ago | 0

Answered
How to save the axes include x-axis and y-axis
Try this, after your axis() line: ax=gca; ax.XTick = 0:0.2:1; ax.XTickLabel = 0:0.2:1; ax.YTick = 0:0.2:1; ax.YTickLabel = ...

ungefär 2 månader ago | 0

Answered
scatter plot with showing their means and error bars
doc errorbar Look at the matlab example: "plot error bars with no line".

ungefär 2 månader ago | 0

Answered
How to make a a certain range with different color in colorbar
Try this function: https://www.mathworks.com/matlabcentral/fileexchange/4058-bluewhitered

ungefär 2 månader ago | 0

| accepted

Answered
Plot 9 parameters for 29 country for 20 years in one curve
You can try something like this: % Read data from one sheet data = readtable('base.xlsx','Sheet','Feuil6'); % Read a param...

ungefär 2 månader ago | 0

| accepted

Answered
Split array into training and testing based on label ?
Try this: A = rand(500,4); labels = randi([1,4],500,1); A(:,4) = labels; % Filter data based on labels A_1 = A(A(:,4...

ungefär 2 månader ago | 0

| accepted

Answered
constructing a video from a sequence images
It depends on the order in which you are reading the image files. If you want to check this, look at your imageNames variable an...

ungefär 2 månader ago | 0

Answered
Trying to save the red positions of an image
Does your image has that Red value? Double-check it. To test your code, follow this example. A = imread('ngc6543a.jpg')...

ungefär 2 månader ago | 1

Answered
How to repeat different vectors to form another vector?
For OPs example, it would be: >> A = [repmat([1,2,3],1,3) repmat([4,5,6],1,3)] %... repmat([k-2,k,k],1,3)]; >> A = 1 ...

ungefär 2 månader ago | 0

Answered
How to prevent decrement (melting) past 0 until growth increases again?
As soon as you estimated hsnow, force all/any negative values to 0 hsnow(hsnow<0)=0;

ungefär 2 månader ago | 0

Answered
Plotting Velocity potential and streamline
This is a boundary value problem. You need to have the initial and boundary conditions to develop the velocity field required fo...

ungefär 2 månader ago | 0

Answered
How to make binary file for each iteration in a loop?
I think, instead of the code creating "only the last file", it is overwritting the same file, so you end up with only one file. ...

ungefär 2 månader ago | 0

Answered
Plotting the average line of a graph of a column imported from an excel
Not sure, where you are getting the error. I tried this % some random numbers x=rand(15808,1); % get the average by usi...

ungefär 2 månader ago | 1

| accepted

Answered
Calculate volume of cylindric tank
Try this: function [tank_volume mA_points fuel_level mA_reading] = get_tank_volume(tank_diameter, tank_length, sensor_read) % ...

ungefär 2 månader ago | 0

| accepted

Answered
Location of the "end" statement of the main function in a m. file?
If you have 'end' at the end of a file, then your functions become 'Nested functions'. The variables created inside the function...

ungefär 2 månader ago | 1

Solved


Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

ungefär 2 månader ago

Solved


Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): Once a mont...

ungefär 2 månader ago

Solved


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

ungefär 2 månader ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

ungefär 2 månader ago

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