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KSSV


Last seen: Today Active since 2011

https://sites.google.com/site/kolukulasivasrinivas/
Professional Interests: Mathematical Computing

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Answered
Multiple color bar graph in Matlab
x=[1 2 3] ; y=[10 20 30] ; c = {'r','g','b'} ; figure hold on for i = 1:3 bar(x(i),y(i),c{i}) end

23 minuten ago | 0

Answered
plotting a 2D truss
Refer this: https://in.mathworks.com/matlabcentral/fileexchange/86548-matlab-truss-finite-element-analysis If not attach your ...

ongeveer 4 uur ago | 0

Answered
Index in position 2 exceeds array bounds. Index must not exceed 1. Error in FYP2 (line 154) h = plot (f ,Range(:,c));
Your RANGE is a array of size 991x1 and you are trying to extract more number of elements from it. May be you need to replace Ra...

ongeveer 21 uur ago | 0

Answered
Addition of two different sized arrays
You may resize them to same size using imresize.

ongeveer 22 uur ago | 1

| accepted

Answered
How to calculate differential equation with trigonometric function?
f = @(x,y) -1./((2./y).*x+x.^2*y.^2.*cos(y)) ; xspan = [0.1 2] ; x0 = 1 ; [x,y] = ode45(f, xspan, x0); plot(x,y)

ongeveer 23 uur ago | 0

Answered
Use a for-loop for multiply colums of two arrays
A = rand(4,8) ; B = rand(4,1) ; iwant = A.*B ;

ongeveer 23 uur ago | 1

Answered
Three columns (x,y,z) in table, Loop through table for each X plot Y vs Z
Let data be your three column matrix. x = data(:,1) ; y = data(:,2) ; z = data(:,3) ; xi = unique(x) ; yi = unique(y)...

ongeveer 23 uur ago | 0

Answered
How to interpolate pressure
load('matlab_Pressure.mat') L = linspace(5,700,length(PP)) ; Li = min(L):max(L) ; PPi = interp1(L,PP,Li) ; plot(L,PP,'....

1 dag ago | 0

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Answered
Using arrays, x and y coordinates, to calculate values for each pair of x and y
What I can understand is, you can make use of knnsearch, rangesearch

1 dag ago | 0

Answered
What does .Metric do?
These lines: matchedPoints1 = valid_points1(indexPairs(:,1),:); matchedPoints2 = valid_points2(indexPairs(:,2),:); The result...

1 dag ago | 0

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Answered
Selecting data points from a plot
A rough idea would be to use boundary.

1 dag ago | 0

Answered
Image file saving location
thepath = 'C:\Users\leehj\Desktop\aaa\' ; for i = 1:5 h = imagesc(X, Y, Z(:,:,i)); xlim([-2 2]); ylim([-1 1]); fnam...

1 dag ago | 0

Answered
Is there a way to add a global subtitle over a group of subplots?
figure subplot(221) title('First Subplot') subplot(222) title('Second Subplot') subplot(223) title('Third Subplot') subpl...

1 dag ago | 1

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Answered
plot textdata with NaN
Read about readtable. T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1002155/owid-covid-data_202...

2 dagen ago | 0

Answered
Performing calculations for specific values in a table defined by certain values from another column (Date)
Let T be your table. [c,ia,ib] = unique(T.Date) ; N = length(c) ; theduration = duration(nan(N,3)) ; for i = 1:N Ex...

2 dagen ago | 1

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Answered
Convert daily data to monthly data with missing values.
You can fill the missing values using fillmissing. You can resample the data using retime

2 dagen ago | 0

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Answered
Histogram Not Plotting Correctly
n = 100; x = zeros(1,n) ; for k = 1:n x(k) = randi(5) ; end hist(x,10) Loop is not required. n = 100; x = randi(5,1,...

2 dagen ago | 0

Answered
Error using legend (line 263) Element 1 is not a string scalar or character array. All elements of cell input must be string scalars or character arrays.
There is a problem in creating the legend string. I have modififed the code, now error is rectified. But your code is messy. You...

2 dagen ago | 0

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Answered
Unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
The error is simple, you are trying to save wrong number of elements then the LHS is intialized for. A = zeros(5,5) ; % A is ...

2 dagen ago | 0

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Answered
How to plot 2D location vs corresponding data in MATLAB
REad abour kmeans T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/999455/MATLAB.xlsx') x = T.(1) ...

2 dagen ago | 0

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Answered
Error in T12 (line 35) surf(X, Y, fplot) and I have no idea what I was wrong
clc clear close all syms x y f = @(x,y)(x.^2+y.^2+x.*y-12*log(x)-10*log(y)); fx = diff(f,x); fy = diff(f,y); [xc,yc] = so...

3 dagen ago | 0

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Answered
Too many input arguments using square
Code is working fine. It seems you have introduced a variable named square. Clear it and then run the function. REad about clear...

3 dagen ago | 0

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Answered
How to calculate inverse of 3d array matrices with size 3*3*18 ?
A = rand(3,3,18) ; [m,n,p] = size(A) ; B = zeros(m,n,p) ; for i = 1:p B(:,:,i) = inv(A(:,:,i)) ; end

3 dagen ago | 0

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Answered
plot 2D array using imagesc ?
REad about subplot

3 dagen ago | 0

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Answered
How can I filter an entire row using a date?
You have varities of cunction to do that. Cnvert the required datetime column into class datetime. This class has the informatio...

3 dagen ago | 0

Answered
plot gridded data only inside shapefile
Read about inpolygon.

3 dagen ago | 0

Answered
Draw 3D elliptic cylinder with given parameters
You may proceed like this: a = 4.5368 ; b = 5.6885 ; C = [0.5351, -5.2359] ; L = 21.98 ; u = linspace(0,2*pi) ; v = lins...

3 dagen ago | 1

Answered
Merge rows based on conditions in the coulmns
data = importdata('dmp.txt') ; [c,ia,ib]= unique(data(:,[1 end]),'rows','stable') ; N = length(c) ; iwant = cell(N,1) ; f...

3 dagen ago | 0

Answered
Apply a color map to a 2d line
Read about patch x = linspace(1,10,15); y = sin(x); y(end) = NaN; c = y; figure patch(x,y,c,'EdgeColor','interp'); colo...

3 dagen ago | 0

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Answered
What do I have to do if I want to derivative and continue multiplying?
A = [1 2;3 4;5 6]; B = [7 8;9 10;11 12]; D = A'*gradient(B)

3 dagen ago | 0

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