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KSSV


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6,370 total contributions since 2011

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

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Answered
How to import variables to excel sheet?
Read about xlswrite

2일 ago | 1

| accepted

Answered
Exporting data from workspace
REad about xlswrite

3일 ago | 0

Answered
Parabola plot not displayed correctly
You are suing the random numbers for demo.....you have to sort them before you use: X = randi(100,[40, 1]) ; X = sort(X) ; ...

3일 ago | 0

| accepted

Answered
How to name each row of a 4 by 4 matrix, that is calculated. Then plot those rows each in a separate figure?
A = rand(4,4) ; var = {'row1', 'row2','row3','row4'} ; % Table T = table(A, 'RowNames',var) ; % Plot for i = 1:4 ...

3일 ago | 0

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Answered
How to label the interior of region as 2 where as boundary is already labelled as 4 for an object using Matlab coding
AS you have coordinates for the boundary (i.e 4), use inpolygon and get the coordinates lying inside it. Label them or fill the ...

3일 ago | 0

Answered
how to add 2 legends for 2 portions of one plot?
th = 0:pi/100:2*pi ; y = sin(th) ; plot(th,y) % set 1 th1 = th(th<=pi) ; y1 = y(th<=pi) ; % set 2 th2 = th(th>pi) ; ...

4일 ago | 0

Answered
how to store data in a matrix?
U10 = ncread(filename,'U10M'); If your variable U10M is 3D, the above line reads complete data. Your U10 should be 3D....

4일 ago | 0

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Answered
How to modify text file
fid = fopen('data.txt') ; S = textscan(fid,'%s') ; fclose(fid) ; S = S{1} ; % Find the string you want to change idx =...

4일 ago | 0

Answered
How to calculate derivation of 2D spline data
REad about gradient

4일 ago | 0

Answered
Import of a 2D mesh created by Mesh2D or NodeLab into PDE Toolbox
You need to proved the mesh in .stl format. Write the required data into .stl file using: https://in.mathworks.com/matlabcentral...

4일 ago | 0

Answered
Marker points are not fully visible
plot(x,y,'ok','MarkerSize',12,'MarkerFaceColor','k');hold on plot(x1,y1,'LineWidth',2); hold off a = datenum(x1); datetick('...

4일 ago | 0

Answered
Linear Regression - how to incorporate in figure
Read about plotregression x=[1 2 5 9 4 10 11 2 6] ; y=[5 3 6 8 5 12 14 4 8] ; plotregression(x,y);

4일 ago | 0

Answered
number format using solve
REad about double and vpasolve

5일 ago | 0

Answered
Write Data to Excel
x = rand(3,1) ; y = rand(3,1) ; z = rand(3,1) ; T = table(x,y,z) ; writetable(T,'test.xlsx')

5일 ago | 0

Answered
How do I put elements from one matrix into separate matrices using a loop?
You can use functions like ismember. You can also use logical indexing. The best would be ismember. Read about the function.

5일 ago | 0

Answered
how to divide a 3D figure in matlab in to cubes and getting the cubes's addresses
How about using this function? https://in.mathworks.com/matlabcentral/fileexchange/15161-plotcube You can draw cubes by provid...

5일 ago | 0

Answered
Intersection between lines and traced shape
The best you can use is: https://in.mathworks.com/matlabcentral/fileexchange/22441-curve-intersections?focused=5165138&tab=funct...

5일 ago | 0

Answered
Getting image dimensions into a table
%% Get the dimensions of the image Namelist = cell(length(filelist), 1); N = length(filelist) ; S = zeros(N,3) ; for i = 1...

5일 ago | 0

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Answered
Read images in four different folders
This is asked multiple times int he forum and it has ben answered lot of times. Refer this one for example: https://in.mathwor...

5일 ago | 0

Answered
How to change contour level in different range?
[X,Y,Z] = peaks(100) ; figure hold on contour(X,Y,Z,'LevelList',-6:0.2:4) % levels with difference 0.2 for till 4 contour(...

5일 ago | 1

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Answered
why i get an error ?
Z=uint8(254*((L-mm)/oo))+1; Y = uint8(Y) ; SS=mod((Y+Z),256) Note that same class varibales only can be added. A integer sho...

5일 ago | 0

Answered
How do I get the area of this problem?
Refer this: https://in.mathworks.com/matlabcentral/fileexchange/33543-monte-carlo-method?focused=5201749&tab=function

5일 ago | 1

Answered
How to convert netcdf to tiff
Refer this for the same question: https://in.mathworks.com/matlabcentral/answers/353583-netcdf-into-geotiff-tiff-file-conversion...

5일 ago | 0

Answered
Smooth curves how to
x=[1 2 3]; y=[1.22 3.31 1.91]; xx = min(x):0.1:max(x); yy = spline(x,y,xx); plot(x,y,'r',xx,yy,'b')

6일 ago | 0

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Answered
Orthogonal Distance Regression plot and regression equation
Refer this: https://stackoverflow.com/questions/12250422/orthogonal-distance-regression-in-matlab

6일 ago | 0

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Answered
image processing, k nearest neighbor
This is how you can use knnsearch. a=imread('coins.png'); b=im2bw(a); c=zeros(size(b)); [ptx,pty] = ginput(1); newdata=[pt...

8일 ago | 0

Answered
Check for the length of the matrix
A = rand(3) ; B = zeros(5) ; [nx,ny] =size(A); B(1:nx,1:ny) = A ; Also read about padarrays

9일 ago | 0

Answered
If loop not executed in a function
Use strcmp instead of equating. function[A0,A1,A2,A3,A4,A5]=Trial_types(ship_type,x) if strcmp(ship_type,'Passenger ship')...

9일 ago | 2

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Answered
For loop error: Subscript indices must either be real positive integers or logicals
T_o=[0;0;0]; T_d=[0;0;0]; T_l=[0;0;0]; out_n=zeros([],3); tt=0:0.1:10 ; for i = 1:length(tt) t = tt(i) ; T_o = ...

9일 ago | 0

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Answered
for loop, assign variable
You should initiliaze ed before the loop. for i=1:rows for j=1:columns %calc and store sorted euclidean d...

9일 ago | 1

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