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Bhaskar R


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393 total contributions since 2017

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Answered
How do I read in a text file (CREATED FROM BINARY IMAGE OF ROWS-420 AND COLUMNS 680) and sort it by a ROW
x = logical(randi([0,1], 420, 680 )); % assumed that x is your extracted data from the text file x_sorted = sort(x, 2); % s...

ongeveer een uur ago | 0

Answered
fid =fopen returns -1 when creating a new file
You forgot the coma fid=fopen('pressure_output.txt','w'); For more details read https://in.mathworks.com/help/matlab/ref/fope...

ongeveer 4 uur ago | 0

| accepted

Answered
How to scale a value in matlab
req_data = rescale(data, 0, 5);

3 dagen ago | 0

Answered
Insert a string section on the numbers in a vector
res = arrayfun(@(x)strcat('CH_', num2str(x)), A, 'UniformOutput', false); res{1}, res{2} % to get each element

3 dagen ago | 0

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Answered
Expected one output from a curly brace or dot indexing expression, but there were 4 results.
Could you specify, what are you trying to do? The error because of punneeSquare of size 5x5 and you are trying to assign one va...

3 dagen ago | 0

Answered
How can I extract values of last three columns in a matrix when second column value is 2?
data = readmatrix('icon.txt'); req_data = data(data(:, 2)== 2, end-2:end); If you are using MATLAB older version than R2019a ...

3 dagen ago | 0

| accepted

Answered
Multiple specific elements in an array
Assuming a, b,c, d, ..g are values in the vector say X X = 1:7; sum([2:4].*[sum(reshape(x(1:6), 2,3))]);

4 dagen ago | 1

Answered
writing in excel in loop in matlab
First get the all data (A1, A2, A3...) as one(say A) variable using loops, after loop ending write variable A (whole data) to ex...

4 dagen ago | 0

Answered
How to Read and plot CSV file and delete infinity values from CSV file
opt = detectImportOptions('sensor.csv', 'MissingRule', 'fill', 'NumHeaderLines', 2); T = readtable('sensor.csv', op); header =...

4 dagen ago | 0

Answered
How to assign timetable as cell type?
Suppose TT is your timetable variable cell_array = table2cell(timetable2table(TT)); %timetable to cell

5 dagen ago | 0

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Answered
Select values from cell array with condition using cellfun
Res = A(find(~cellfun(@(x)any(x>5 | x<-5, 'all'), A)));

5 dagen ago | 0

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Answered
How do I create a matrix that expands with new column vectors added to it?
% it is recommended to prellocate x before operation but in your case x is not predetermined so assign columns directly n = 5; ...

5 dagen ago | 0

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Answered
How to condense a plot with a shorter x-axis?
Normalize your data t = 1:1000000; % assumed data d = linspace(0, 1, numel(t)); % create vector of length t from 0 to 1 p...

5 dagen ago | 0

Answered
add zero time in timeseries date time column
Suppose dt is date time series, apply dt.Format = 'dd/MM/yyy HH:mm:ss'

6 dagen ago | 0

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Answered
Finding matching strings from a table and making a new table
T_1 = T(strcmp(T.A, 'AFG'), :);

6 dagen ago | 1

| accepted

Answered
Plotting graph with for-end loop in
%Setting all original variables Em=2.4e9; Ef=76e9; vm=0.34; vf_samll=0.22; theta=30; Vf=0:0.1:1; Ex = zeros(1, length(Vf)...

6 dagen ago | 1

| accepted

Answered
I have a c file written using mex functions, run by Matlab using mex compiler. Now I want to run those mex type .c files without Matlab environment. So, is there any way to convert mex type .c file to normal .c file.
You can convert an apple to juice, but it is like to convert back juice to an apple For more info based MATLAB experts saying ...

6 dagen ago | 0

| accepted

Answered
How to select certain columns of a matrix only when the values in the 4th row are bigger than three values of the other four rows in that particular column?
mat = abs(your matrix say urmat); ind = mat(4,:)>mat([1:3, 5], :); ind_4 = ind(4,:); desired_col = urmat(:, ind_4); % or m...

6 dagen ago | 0

Answered
Accepting multiple inputs in the form of an array
n_entr = 6; low_lim = 1; high_lim = 100; arr = zeros(1, n_entr); c = 1; fl =1; while fl in = input('Enter unique valu...

7 dagen ago | 0

Answered
Shift array by one element backwards or forward
x = -5:5; % array fr = circshift(x, 1); % forward bk = circshift(x, -1); % backward

7 dagen ago | 1

Answered
Delete rows or column with NaN for a cell array
nan_loc = cellfun(@(x)any(isnan(x)), P_QC, 'UniformOutput', false); for ii=1:length(P_QC) P_QC{ii}(:,nan_loc{ii}) = []; e...

7 dagen ago | 0

| accepted

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='...

7 dagen 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);

7 dagen 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...

7 dagen ago | 1

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)

8 dagen 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...

8 dagen 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"]; ...

8 dagen ago

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

8 dagen ago | 0

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

8 dagen ago | 0

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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...

10 dagen ago | 0

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