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KSSV


Last seen: Today Active since 2011

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

Programming Languages:
Python, MATLAB, Fortran
Spoken Languages:
English, Hindi, Telugu
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Answered
How do I plot values taken from a for loop function?
clc B0=-0.00356616 ; %Lapse Rate T0=518.67 ; B=B0 ; %Lapse Rate a=0.1:36089.2 ; %Altutude in ft T...

22 hours ago | 0

Answered
A general question about syntax regarding an Excel file's rows and columns in MATLAB
T = readtable(file,'HeaderLines',1) ; data = table2array(T) ; m = mean(data) [SL: fixed typo]

1 day ago | 0

Answered
Filling area common to two inequalities?
clc; clear all; E11=0.041057; E12=-0.117734; E21=0.029952; E22=-0.042564; A=[1 -E22/E11]; D0=E11*E22-E12*E21 ; ...

3 days ago | 0

Answered
Approximate Value Using Taylor Polynomial
syms x f = (sin(x).^2).*(cos(x)) T = taylor(f,x,'order',10) double(subs(T,5))

3 days ago | 0

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Answered
Index in position 2 exceeds array bounds. Index must not exceed 1. Error in refPose = data.ActorSpecifications(1,46).Waypoints;
Change this line: refPose = data.ActorSpecifications(1,46).Waypoints; to refPose = data.ActorSpecifications(46,1).Waypoints;

5 days ago | 0

Answered
reshape help doing PCA when all images contained in one .mat file
Your X data is of size 3240X20, you cannot reshape its each column to size 64X56..because 64X56=3584~=3240. So you need to use y...

5 days ago | 0

Answered
Loop variable for readtable arguments
txtFiles = dir('*.txt') ; N = length(txtFiles) ; for i = 1:N T = readtable(txtFiles(i).name) end

6 days ago | 0

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Answered
3D matrix transpose and dimensioning
% Data for demo A{1,1} = rand(3,3,3) ; A{2,1} = rand(3,3,3) ; A{3,1} = rand(3,3,3) ; A{4,1} = rand(3,3,3) ; A % Conversio...

6 days ago | 1

Answered
How can I split the excuation of multiple for loops ?
for k = 1:10 for i=1:5 X1(i) = do some calculation X2(i) = do some calculation end en...

6 days ago | 0

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Answered
Hello, I've got the problem. Can any one help me with that error?
It looks there is some problem with conditions. Check the conditions. Without the conditions it is working fine. syms x(t) Dx...

6 days ago | 0

Answered
How to name axes from the script
plot(rand(1,10)) labelx = input('Input Xlabel:') ; labely = input('Input Ylabel:') ; xlabel(labelx) ylabel(labely)

7 days ago | 0

Answered
how can I calculate A^n when n is a symbolic positive integer?
A = [1/2,1/2,0,0;1/2,0,1/2,0;1/2,0,0,1/2;0,0,0,1] syms n positive integer A.^n

7 days ago | 0

Answered
Find the minimum and maximum value of internal intervals in an array
clc; clear all ; array = [1 2 3 NaN NaN NaN -1 0 5 NaN 0.25 NaN 5 6 7]; M = array' ; idx = isnan(M); ...

9 days ago | 1

Answered
Find coordinates of point on original image after using interp2
A=round(rand(10).*10); [nx,ny] = size(A) ; [X,Y] = meshgrid(1:ny,1:nx) ; [x_a,y_a] = meshgrid (linspace(1,10,8),linspace(1...

9 days ago | 0

Answered
I have a two column item 1st, Column is child's name and 2nd column is his/her choice of toys. For a given list of Toys I bought, make a table against each toy to each child.
A=["Child1" "Dog" "Child1" "Cat" "Child1" "Babbie" "Child2" "Tractor" "Child2" "Plane" "Child2" "...

10 days ago | 0

Answered
Extract the values corresponding to the specific filed in the struct
iwant = [S(:).latency] Else other option, would be convert your structure to table and access the data you want. T = struc2ta...

10 days ago | 0

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Answered
How to reduce space between plots in subplot?
You may consider using this fileexchange function: https://in.mathworks.com/matlabcentral/fileexchange/27991-tight_subplot-nh-nw...

10 days ago | 0

| accepted

Answered
How can I do this polynomial with sympolic in matlab
p = sym('P',[1 4]) ; x = sym('x',[1 4]) ; f = p*x.'

10 days ago | 0

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Answered
Use vector to create 3rd dimension at each point in a matrix
N = 10 ; vec = 1:5 ; b = repmat(vec',1,N,N) ;

11 days ago | 0

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Answered
How to calculate distance left in a specific time interval
start = [1 2]; endpos = [8 8]; x = [start(1) endpos(1)]' ; y = [start(2) endpos(2)]' ; interval = 0.1; vel = 0.1; ...

12 days ago | 0

Answered
Which products used for CSE student?
You should read this: https://in.mathworks.com/discovery/numerical-analysis.html#:~:text=Numerical%20analysis%20is%20a%20branch,...

12 days ago | 0

Answered
How to fix : Unable to perform assignment because the left and right sides have a different number of elements.
This is a simple error, it occurs when you try to save more number of elements into an array than it is initialized for. Ex: ...

12 days ago | 0

Answered
How to generate all the possible data points in this 2D triangle?
P = [0 0 ; 0 1 ; 1 0] ; % vertices of triangle m = 20 ; n = 20 ; x = linspace(min(P(:,1)),max(P(:,1)),m) ; y = linspace(mi...

12 days ago | 0

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Answered
Ploting of two vectors with different lengths
Let x be of size 42471x1 and y be of size 29125x1. nx = length(x) ; ny = length(y) ; % convert y to size of x id = linspa...

13 days ago | 0

Answered
create a variable with multiple time steps
LEt (x,y) be your data and t be your time. nx = length(x) ; nt = length(t) ; Z = zeros(nx*nx,nt) ; % it is a 2D matrix; ea...

13 days ago | 0

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Answered
How can ı find mode shape from natural frequency
[v,d]=eig(B,A); plot(v)

13 days ago | 0

Answered
Plot three color maps in the same figure?
figure subplot(131) pcolor(rand(10)) ; colorbar subplot(132) pcolor(rand(10)) ; colorbar subplot(133) pcolor(rand(10)) ;...

13 days ago | 0

Answered
Array indices must be positive integers or logical values
This line: E_ws(0) == 10 gives you error. MATLAB indexing starts from 1. It cannot be zero. Think of it.

14 days ago | 0

Answered
How to sort minimum value from a matrix
number = 6; A = 1+10*(rand(number,2)); B = [4,8; 6,8; 8,8; 6,6.7; 6,5.4; 6,4.1]; idx = knnsearch(A,B)

14 days ago | 0

Answered
how to optimize a sweep for solving inequalities?
You need to use syms. You can straight away substitute the values in the equation and get the lligcal indexing. % ki < 0 && ...

14 days ago | 0

| accepted

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