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KSSV


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8.479 total contributions since 2011

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

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Answered
join 2 strings together to 1
Read about join, strcat. You can also achieve the same using: str = ['Biegung_35_' ,'Evaluation.txt'] ;

ein Tag ago | 0

Answered
Check for missing argument or incorrect argument data type in call to function 'solve'.
syms x1 x2 x3 x4 eqn{1} = 4.4*x1-2.5*x2+19.2*x3-10.8*x4-4.3==0 ; eqn{2} = 5.5*x1-9.3*x2-14.2*x3+13.2*x4-6.8==0 ; eqn{3} = 7.1...

ein Tag ago | 1

Answered
roots of non linear periodic function
syms x p = pi/4 ; L = 2 ; eqn = x*L*tan(x*L)-p==0 ; s = vpasolve(eqn,x)

ein Tag ago | 0

Answered
12 x 12 matrix
A = rand(12) ; B = A(2:10,2:9)

ein Tag ago | 0

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Answered
Plotting Multiple Functions on the same graph
z = 0:0.001:1; figure hold on for n = 1:5:15 ysin = fsin(z,n); plot(z,ysin) end grid xlabel('z'),ylabel('sin fun...

3 Tage ago | 1

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Answered
Nested For Loop Value Appended to Overall Matrix
lim = 12; count = 0 ; A = zeros([],5) ; for a = 0:lim for b = 0:(lim - a) for c = 0:(lim - a - b) ...

3 Tage ago | 0

Answered
How can I use decreasing x-data using findpeaks?
May be you should try: [pks, LOCS] = findpeaks(GlucoseS3{:,1}, GlucoseS3{:,4});

3 Tage ago | 0

Answered
Autmating a matlab script
matFiles = dir('*.mat') ; N = length(matFiles) ; for i = 1:N load(matFiles(i).name) ; % you need to see how the varia...

3 Tage ago | 1

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Answered
not getting line in my plot? why
Vc=0.1:0.1:0.5 ; V_tip=180 ; rho=1.225 ; w=180 ; sigma=0.047193 ; Cd_avg=0.01 ; R=2.235 ; Rv=80.529 ; A=pi*R.^2 ; Vh=s...

3 Tage ago | 0

Answered
how to use curve fitting without using curve fitting toolbox?
Refer this: https://in.mathworks.com/help/curvefit/curve-fitting.html

4 Tage ago | 0

Answered
How to save a sequence of images into a specific folder
ImageFolder ='C:\Users\person\Desktop\ Project\Matlab\Image Saving Test'; for i=1:5 % this loop will take 5 pictures and save t...

4 Tage ago | 0

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Answered
how to write a code second order diffrentiation code in MTLAB
st = -1; inc=0.001; en =1; t=st:inc:en; y= t.^3; x=zeros(1,(length(i)-2)); for i=1:(length(t)-2) x(i)=(y(i+2)-2*y(i+1...

4 Tage ago | 0

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Answered
Element subtraction of same matrix
A = [2,5; 3,8]; B = [2-2, 2-5, 2-3, 2-8; 5-2, 5-5, 5-3, 5-8; 3-2, 3-5, 3-3, 3-8; 8-2, 8-5, 8-3, 8-8]; A1 = A' ; ...

4 Tage ago | 2

Answered
Finding the maximum value in a specific row of a matrix
M = [3 6 1 -2; 3 0 -2 -4; 8 -3 5 4; -2 -3 -2 5]; [val1,idx1] = max(M(4,:)) % maximum in the row 4 [val2,idx2] = max(M(:,3))...

4 Tage ago | 0

Answered
how to animate two plots at the same time?
Put this line: comet3(xv,yv,zv) %xv yv zv are the values I get from solving the 2-body problem which I didn't include here int...

4 Tage ago | 0

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Answered
index exceeds the number of array elements (1).
This error occurs when you try to extract more number of elements than present in the array. EXample: A = rand(1,10) ; A(1) ...

5 Tage ago | 0

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Answered
Plot will not show lines
x = -0.923 : 0.01 : -0.633 ; f = 16*x.^3 - 13*x.^2 + 12*x + 15 ; g = -7*x.^3 - 6*x.^2 + 4*x - 6 ; plot(x,f, x,g) ylabel('...

5 Tage ago | 0

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Answered
drawing a best fit graph
I = imread('image.png') ; I = rgb2gray(I) ; [y,x] = find(~I) ; % Get center idx = boundary(x,y) ; x = x(idx) ; y = y(id...

5 Tage ago | 0

Answered
Find all values between 2 index columns
for i = 1:size(c,1) value = dataset(C(i,1):C(i,2)); end

5 Tage ago | 0

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Answered
I'm trying to create three curves, but my plot is blank
Code looks meaning less though. mi = [2814 1000 19781]; c(1) = 2080; c(2) = 1580; c(3) = 2580; v = c*log(19781/2814); figu...

5 Tage ago | 0

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Answered
How to find the point of intersection of two level curves?
The best function for you: https://www.mathworks.com/matlabcentral/fileexchange/22441-curve-intersections

5 Tage ago | 0

Answered
How to plot in command window
If your data is 2D, use plot plot(x0,yo) If your data is 3D use plot3. plot3(xo,yo,r) ; Note that to use plot command x0,y0...

5 Tage ago | 0

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Answered
For loop gives error: Unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
This error occurs, when you try to save more number of elements than you initialized. Example: A = rand(10,5) ; % initialize ...

5 Tage ago | 0

Answered
Delete all values except the max value
A = [3,10,8 4,8,1] ; [val,id] = max(A,[],2) ; idx = A<val ; A(idx) = 0 ; A

5 Tage ago | 0

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Answered
how to get plot with the points increasing with changing color (as points increase their color change from grey to black)
X = repmat((1:5)',1,5) ; Y = rand(5,5) ; plot(X,Y,'.-')

5 Tage ago | 0

Answered
I need to fill a column data with a specific value
Let data be your m*2 data. x = data(:,1) ; y = data(:,2) ; y0 = y ; % idx = A your indices which should be nan y(idx) ...

5 Tage ago | 1

| accepted

Answered
Features Classification using deep leaning.
Refer: https://in.mathworks.com/help/deeplearning/ug/create-simple-deep-learning-network-for-classification.html

5 Tage ago | 0

Answered
Select a random element of a vector and use randi command
A = magic(5) ; A = A(:) ; N = numel(A) ; idx = randi(N,1) ; A(idx) = rand

6 Tage ago | 0

Answered
How to define these two functions?
syms t alpha f = t^(alpha-1)*exp(-t) ; F = int(f,t,[0 inf])

6 Tage ago | 0

Answered
Need Help for fprintf
% data = importdata(filename) ; data = [1 10 100 1000 10000 2 20 200 2000 20000 3 30 300 3000 30000] ; ...

6 Tage ago | 1

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