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KSSV


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6,958 total contributions since 2011

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

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Answered
FZERO requires at least two input arguments
You have to provide inputs to the function. Save those functions in a file, in a folder. al = give your value ; bt = give y...

4 hours ago | 1

Answered
How to split the data inside the matrix correctly?
Try this loop....I quicky typed it..check thorughly. data = [0 0 2.53164556962025 0 5.06329113924051 0 ...

4 hours ago | 0

Answered
I want to plot the below equation in matlab but i dont know how to plot
Let the range of (x,y) be from 0 to 1 . m = 100 ; n = 100 ; x = linspace(0,1,m) ; y = linspace(0,1,n) ; [X,Y] = meshgrid(...

5 hours ago | 0

Answered
Create a vector with binary values {0,1} with certain percentage of 0's and 1's
N = 10 ; % total numner of elements O = 6 ; % Number of 1 needed F = N-O ; % Number of 0 O = ones(1,O) ; F = zero...

6 hours ago | 0

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Answered
saving images in loop
for i = 1: length(fwdposx) figure('color','w') drawfield(frateMaps{i},'jet',max(max(frateMaps{i}))); ...

11 hours ago | 0

Answered
How I can show one plane of a 3D matrix double
To use imshow the input should be a matrix .....you may try imshow(squeeze(B))

13 hours ago | 0

Answered
Conversion of a vector file into raster
Let x,y,z be your column data. xi = min(x):0.5:max(x) ; yi = min(y):0.5:max(y) ; [X,Y] = meshgrid(xi,yi) ; Z = griddata...

23 hours ago | 0

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Answered
Help with Delaunay Triangulations plot
I suggest to use this package for Delaunay Triangulation. https://in.mathworks.com/matlabcentral/fileexchange/25555-mesh2d-del...

23 hours ago | 0

Answered
In a randomly generated matrix how to find the position(row and column) of an element by using its value?
Your matrix has floating point numbers..you cannot get the value you want using like that. You should use: tol = 10^-5 ; % tole...

24 hours ago | 1

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Answered
Eliminate certain entries of cell array
If C is your cell array and FR has the indices of cells which are to be removed, use: C(FR) = []

1 day ago | 0

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Answered
change color scheme of a scatter plot
You should follow like this demo: n = 100 ; x = 1:n ; y = rand(size(x)) ; % divide based on values idx1 = y >=0 & y<0.25 ;...

1 day ago | 0

Answered
How can I convert this cell array into a matrix?
Use reshape after that. iwant = reshape(cell2mat(C),60,[])' ;

1 day ago | 0

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Answered
regarding plotTING DATA in matlab
% Random data for demo n = 100 ; x = 1:n ; y = rand(size(x)) ; % plot plot(x,y) lgd = ['ymax = ',num2str(max(y))] ; leg...

1 day ago | 0

Answered
How to run this code for 1000 times?
N = 1000 ; MSE = zeros(N,2) ; for i = 1:N %For C1 lambda1 = [60.21, 41.58, 9.11, 8.71, 3.83, 3.74, 18.06] ; r1 = po...

1 day ago | 0

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Answered
converting a string to a matrix
Read about str2double.

1 day ago | 0

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Answered
Mean command gives wrong answer
You should change the value of y as your are changing the indices. x=[1,2,3,4,5,6,7,8,9,10,11,12]; % x values y=[15,120,2...

1 day ago | 1

Answered
problem in solve command
% If you have two loops m = 10 ; % rows n = 5 ; % columns iwant = zeros(m,n) ; % initialization % loop start for i = 1...

1 day ago | 0

Answered
How to code the Average monthly temperature? I'm newbie in matlab.. Please help me
It looks like you have a data matrix of size 24X12 . Use mean to get the average. Read about the function mean. If A is your dat...

1 day ago | 0

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Answered
How to convert time domain to frequency domain using FFT
data = importdata("before test.txt") ; t = data(:,1) ; amp = data(:,2) ; dt = unique(diff(t)) ; % time step Fs = 1/dt ...

1 day ago | 0

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Answered
hello how do I write this function without getting an error saying "variable K has an incorrect value".
a=-3 ; b= 3; h = (b-a)/N; x=a:h:b; k =abs(x).*exp(-x.^2) ; K = sum(k*h);

1 day ago | 0

Answered
How can I distribute random points in some lines?
%% Striaght line L = rand(2,2) ; P1 = L(1,:) ; P2 = L(2,:) ; % Get slope and y intercept P = polyfit(L(:,1),L(:,2),1) ...

2 days ago | 0

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Answered
find points of intersection circle with line
clc; clear all ; C = [1.5 1.5] ; % center of cricle r = 1.5 ; % radius of circle % x = 0:1:3 ; y = 0:1:3 ; ...

2 days ago | 0

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Answered
Linear regression to a matrix
P = polyfit(X,Y,1)

2 days ago | 0

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Answered
How do I extract file names.
Read about fileparts https://in.mathworks.com/help/matlab/ref/fileparts.html Alos have a look on dir.

2 days ago | 0

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Answered
How can I plot the values of a vector in colors: 2d position plot plus color.
Read about scatter.

2 days ago | 0

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Answered
Eigenvalues of a large Matrix
clc; clear all ; clc;clear a=1.0; b=1.0; n=20; I1=eye(n); I2=eye(2); matdimension= (n-1); tempvector = 0:1:matdime...

2 days ago | 0

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Answered
How to write an elliptic function using for loop
Read about polarplot. https://in.mathworks.com/help/matlab/ref/polarplot.html

2 days ago | 0

Answered
Converting a 3D matrix in 2D matrix by making a average
You can specify the dimension in mean. Read about it. iwant = mean(A,3)

2 days ago | 0

Answered
How to draw 3D plot in matlab with labels?
You can porceed something like this: A = rand(70,6) ; x = 1:70 ; y = ones(size(x)) ; figure hold on for i = 1:6 plot...

3 days ago | 0

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Answered
how I can plot 3 independent variables in matlab (4 dimensions)?
m = 10 ; n = 10 ; p =10 ; x = linspace(0,1,m); y = linspace(0,2,n) ; z = linspace(2,3,p) ; [X,Y,Z] = meshgrid(x,y,z) ; f...

3 days ago | 0

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