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KSSV


Last seen: Today |  Active since 2011

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

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Answered
How to calculate the area of specific path under the curve?
Read about trapz.

2 hours ago | 0

Answered
Create a Matrix from defined variables
c1=440 ; c2=250 ; r1= 50 ; r2=25 ; C=[c1*r1^2, c1*r1*r2, 0; c1*r2*r1, c2+c1*c2^2, -c2; 0, -c2, ...

2 hours ago | 0

| accepted

Answered
Can I use my CPU and GPU simultaneously for Numerical Simulation?
DEfault code runs in CPU unless you specify the code to run in GPU. To run code in GPU you need to convert the variable/ stage t...

2 hours ago | 0

Answered
How to plot mode shapes from eigen vectors of a cantilever beam.
Read about polyfit. Also have a look on this file exchange: https://in.mathworks.com/matlabcentral/fileexchange/30970-natural-...

4 hours ago | 0

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Answered
i am new to matlab and i want to learn, can anyone help me with this please!!!
https://in.mathworks.com/matlabcentral/answers/305169-what-is-the-code-for-lagrange-interpolating-polynomial-for-a-set-of-given-...

4 hours ago | 0

| accepted

Answered
Boundary/polygon around coastline of Greenland
You can get the coastline using the function contour. Read about it. [M,c] = contour(x,y,Z,[0 0]) ; % M has the coordinates yo...

4 hours ago | 0

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Answered
Renaming a Excel file from an array
All_values=values; for i =1:numel(All_values) values=All_values(i) T = table(a{1,i}.time, oo{1,i}.signals.values, pp{...

4 hours ago | 0

Answered
Symbolic Expression Error problem !
Proceed with loop. %% Numeric Value Code FFF = rand(8,2); TTT = rand(2,2); FFF = reshape(FFF, 4, 2, []); TTT = reshape(TT...

4 hours ago | 0

| accepted

Answered
can anyone help me with this function.. i'm new to matlab and i need this for my research
You have to provide the inputs to the function. It seems you are either calling the function without providing inputs or running...

5 hours ago | 0

Answered
function solve return 'Unable to perform assignment because the left and right sides have a different number of elements.'
hs_data = hs_Lderiv./1000; %meter t_data = t; %seconds dh = diff(hs_data); dt = diff(t_data); syms gamma dhdt = zeros(size(...

1 day ago | 1

Answered
How can I make the loop operation to give only 1 answer for each iteration? Here's my program that i tried out but it keeps giving me more than 2 answer of each iteration.
f=0; while f<0.1 f=f+0.0000001; Re=10^((1/sqrt(f)+0.537)/1.930)/sqrt(f); count = 0 ; for x=25000:-5000:500...

1 day ago | 0

Answered
Waves mode summation for a string
xs=8; v=3; L=20; ta=0.2; t=1; n=1:1:40; x=0:0.1:20; omga = zeros(1,length(n)) ; F = zeros(1,length(n)) ; u = zeros(le...

1 day ago | 0

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Answered
Subs command substituting the values of variables that was earlier define symbolic but when I am using plot command error message came "Non numeric data"
Convert the symbolic class into double using the function double. Read about it.

1 day ago | 0

| accepted

Answered
how can i make an axis logarithmic
Read about loglog.

2 days ago | 0

Answered
how to make a vector z that consists of odd-indexed entries of y (y=[100:1])?
y = 1:2:100

2 days ago | 0

Answered
Split a vector into 2 vector before and after a value is found
a=[0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8] ; val = 0.5 ; idx = find(a==val) ; a1 = a(1:idx-1) a2 = a(idx:end)

2 days ago | 0

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Answered
How to convert a .mat file, containing only numeric values, with dimensions of 1000*10, from cell type to double.
Read about cell2mat.

2 days ago | 0

Answered
How to add two different vectors?
x = 0:1:10000; y = 2*x; z = linspace(0.1,1,length(x)); % make z same size as x, so use linspace x_n = x + z; y_n = 2*...

2 days ago | 0

Answered
What is wrong in my coding?
clc; clear all ; %%Q1a clear;clc; % Get the span of the beam along with positions of supports l = input('Enter the span ...

2 days ago | 0

Answered
How to concatenate selected data of two .mat files
Let A, B be your tables. C = A ; C.last = B.(10) ; % instead of last you give your required name

2 days ago | 0

Answered
Coin toss simulation test
n = 1000 ; % number of tosses H = 0 ; % initialize Head count T = 0 ; % initialize Tails count % loop of toss for i ...

2 days ago | 0

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Answered
data of corresponding column
idx = columnA > 600 ; iwant = sum(columnB(idx)) ;

2 days ago | 0

Answered
How to sort and save the sorted table in app designer?
idx = randperm(10)' ; x = rand(10,1) ; T = table(idx,x) [val,idx] = sort(T.(1)) ; T = T(idx,:)

2 days ago | 0

Answered
Animation using multiple frames/figures in for loop
frame = 20; % Load density data n = load([Dir '/ne' num2str(frame) '.txt']); %this is my total denisty % Load X and Y data ...

2 days ago | 0

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Answered
Calculate the velocity for each time increment using displacement and time using a for loop?
velocity = gradient(displacement)./gradient(time)

3 days ago | 1

Answered
replace values in a matrix by their histogram bin numbers
[N,E,bins] = histcounts(A) ;

3 days ago | 0

| accepted

Answered
Where does matrix B fits best in Matrix A
A = 5*ones(8) ; A(4:6,4:6) = [3 4 2; 1 1 1; 2 3 3] ; B = ones(3) ; [m,n] = size(A) ; count = 0 ; v = zeros(3,3,[]) ; R...

3 days ago | 0

Answered
graph with 2 axes
https://in.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html

3 days ago | 0

Answered
Heat plot in Matlab
doc heatmap https://in.mathworks.com/help/matlab/ref/heatmap.html

3 days ago | 0

| accepted

Answered
How does I extract data from netcdf on given lat lon?
You have multiple ways to do it. Load all the data into work space using ncread. And use slice. Read about slice function. F...

3 days ago | 0

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