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Bhaskar R


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372 total contributions since 2017

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Answered
Coding a quadratic root finder
You no need to do program to find roots of the quadratic quation, MATLAB has built in command roots a=input('a=') b=input('b='...

2 hours ago | 0

Answered
How to extract data in excel file in matlab
data = readmatrix('2014-2015 KU Basketball.xlsx'); [val, ind] = max(data(:, 2)); game_num = data(ind, 1);

3 hours ago | 0

Answered
How to Access and Rename Doubles that are Stored in a Large Cell
You no need to rename every elecment(500x100 double) of the cell which leads much complications, you can perform your operation...

3 hours ago | 0

Answered
How to generate a fixed number of float numbers and their sum is a fixed float number?
This can help you ! res = randfixedsum(9, 1, 0.7, 0,1)

15 hours ago | 0

Answered
How to copy columns in a matrix.
1) res = circshift(mat, [0 -1]); % mat assumed as your matrix 2) mat = [zeros(size(mat, 1),1), mat] % Append zeros as firs...

17 hours ago | 0

Solved


Find the index of elements in a string vector
In the vector of v, find the index of elements specified by a. v = ["Lion","Koara","Elephant","Snake","Dog","Cat","Camel"]; ...

17 hours ago

Answered
Rounding numbers below 0.7 to 0.7
efficiency_final(efficiency_final<0.7) = 0.7

1 day ago | 0

| accepted

Answered
Locating entered vector values
ind = find(ismember(x, a))

1 day ago | 0

| accepted

Answered
How to store corrcoef values?
If the size of the corrcoef is consistent through out the loop % row = should write the rows of the corrcoef result % col = s...

3 days ago | 0

Answered
I having error in fileID=fopen(filename). Anyone can help with it? thanks
That means your are trying to run function without giving input filename. You should run the function in script file or command ...

3 days ago | 0

Answered
Delete files with specific sizes
Get the directory files files = dir('your directory'); Apply loop and delete with your condition for ii = 1:length(files) ...

3 days ago | 1

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Answered
Problem creating video mp4 from animation.
VideoWriter % correct one you have give videowriter(not case sensitive)

3 days ago | 1

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Answered
how can I read huge asc files with textread?
Get file names and apply ext_date = datetime(extractBetween(<your file name(here ppt_19990101_asc)>, '_', '_'), 'Format', 'yyy...

3 days ago | 0

Answered
rename files from subfolders
Get all files structure to one variable cd <your directory> d = dir('**/*.bmp') Apply loop to get every file to structure fi...

3 days ago | 0

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Answered
Error using == Number of array dimensions must match for binary array op.
You are comparing character array with image matrix that is why you got error if(a==imageArray) disp('yes'); end % ...

3 days ago | 0

Answered
I want to create a code that tells me the location of the number I entered whenever the function varies from trial to trial.
Am I correct? number = input('Please enter a number'); % input number matrix(number) = []; % delete corresponding number p...

3 days ago | 0

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Answered
I'm doing an engineering practice report and I need to remove arbitrary data from 2 arrays used in a plot.
Suppose data is like x= -2:0.1:2; % x axis y = 1:41; % ydata z = plot(x, y); % Plot x,y to variable z x_data_ls_0 =...

3 days ago | 0

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Answered
Multiply number of days for each month to data column
for i = 1:numel(test) test{i}.precip = test{i}.precip.*eomday(year(test{i}.date),month(test{i}.date)); end

4 days ago | 0

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Answered
Calculating grades in a while loop
grade_A = sum(score>=90); grade_B = sum(score>=80 & score<90); For more details on loops and conditionings read https://in.m...

4 days ago | 1

Answered
Sub-plots properties
subplot(1, 2,1), plot(1:10); subplot(1, 2,2), plot(2*1:10); ax = gca; % using gca fields you can do ax.Children.Marker = ...

5 days ago | 1

Answered
Rename Excel column heading to MATLAB
data = readtable('<your xlsx file name>'); % read your file as table data.Properties.VariableNames = {'Var1', 'Var2', ..... ...

5 days ago | 0

Answered
Unrecognized function or variable
val=input('Centigrade: '); When you give w MATLAB thinks as its a variable not string, if you give "w" in double quotes(not sin...

5 days ago | 0

Answered
Rename all image files (e.g. jpg) in a folder according to the file modification date
Get the all jpg files d = dir([path, '\*.jpg']); Apply loop for each image file of the directory and get the filename file...

5 days ago | 1

Answered
problem in creating animation plot 2D
Put figure out side of the for loops figure('color','white');

5 days ago | 1

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Answered
matrix multiply by array xi=xj
x = 1:4; eij= [0 1 0 1;1 0 1 1;0 1 0 1;1 1 1 0]; tmp =0; for i = 1:4 for j = 1:4 tmp =tmp + eij(i, j)*(x(j)-x...

5 days ago | 0

Answered
How to parcours data?
You can use ismember function to find as you require

6 days ago | 0

Answered
Replace missing value of cell array with NaN
ind = cellfun(@(x) (x<-1),presglb,'UniformOutput',false); for ii =1 :length(presglb) presglb{ii}(ind{ii}) = nan; end

6 days ago | 1

| accepted

Answered
How to operate on 2d matrices in a 3D array?
data = randi([1,10], 3,3,4); % your matrix with n = 4 data_det = arrayfun(@(i)det(data(:,:,i)), 1:size(data,3)); data_t...

6 days ago | 0

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Answered
Export multiple tables in loop
Usually you should do as var_name = ['f5_', str2num(i)]; writetable(eval(var_name), 'FF5_results.xlsx','Sheet',i); But Vari...

6 days ago | 0

Answered
write text in file
txt = 'text message'; fid = fopen('file.txt', 'wt'); fprintf(fid,'%s', txt); fclose(fid);

6 days ago | 0

| accepted

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