Community Profile

photo

KSSV


Last seen: Today

INCOIS

6,732 total contributions since 2011

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

Contact

KSSV's Badges

  • Personal Best Downloads Level 4
  • First Review
  • 5-Star Galaxy Level 5
  • First Submission
  • 36 Month Streak
  • Master
  • Revival Level 3
  • Thankful Level 2
  • Knowledgeable Level 4
  • First Answer
  • Solver

View details...

Contributions in
View by

Answered
save image without the white border
https://in.mathworks.com/matlabcentral/fileexchange/34898-remove-white-space-around-images

11 hours ago | 0

Answered
Fast checking if array has repeated elements or not
You can simply use unique to find out whether a array has repeated elements or not. Let A be your array. if length(A)==len...

14 hours ago | 0

Answered
can you help me? i want to show min and max value on RGB image with histogram, but is not work correctly?
%R Value red_min=min(R(:)) ; red_max=max(R(:)) ; %G Value green_min=min(G(:)) ; green_max=max(G(:)) ; %B Value blue_mi...

21 hours ago | 0

Answered
How to plot a straight line graph that ends up with a plateau using simple hill climber method
You have to proceed something like this: sol = 0:10 ; val0 = randsample(sol,1) ; iter = 1 ; y = zeros([],1) ; x = zeros...

22 hours ago | 0

Answered
Punto de interseccion entre una funcion cualquiera y una o varias rectas verticales
Have a look on this function: https://in.mathworks.com/matlabcentral/fileexchange/22441-curve-intersections?focused=5165138&tab=...

22 hours ago | 1

Answered
How many times does a number appear in these lines?
Read about unique. This should help you to get what you want.

1 day ago | 0

| accepted

Answered
Index of the first number divisible by 3
idx = find(mod(A,3)==0) ; iwant = idx(1)

1 day ago | 0

Answered
Converting Binary Numbers to their Decimal Equivalent
Refer this: https://in.mathworks.com/matlabcentral/fileexchange/56893-binary-float-convertor

1 day ago | 0

Answered
Removing a coordinate from a list of coordinates.
Read about setdiff and ismember.

1 day ago | 0

| accepted

Answered
Matrix split in vector
iwant = A(A>0) If you want in the order you have given. A = A' ; iwant = A(A>0)

1 day ago | 0

Answered
convert for loop to while
i = 1 ; f = 1 ; n = 3 ; while i<=n f=f*i; i = i+1 ; end

1 day ago | 0

| accepted

Answered
how to do a while loop to estimate pi using monte carlo method
https://in.mathworks.com/matlabcentral/fileexchange/33543-monte-carlo-method?focused=5201749&tab=function

1 day ago | 0

Answered
Remove data from matrix
If A is your array.... You can remove data using: A(A>30) = [] ; A(A<25) = [] ; Or replace them with NaN's, if yu want same...

2 days ago | 1

| accepted

Answered
how to pull out indicies from a matrix
Let A be your 2*m matrix... r1 = A(1,:) ; r2 = A(2,:) ; iwant = r2(r1==1) iwant = r2(r1==2) From matrix directly. iwan...

2 days ago | 0

| accepted

Answered
Elements in array and matrix
Read about input and unique.

4 days ago | 1

Answered
how can I convert many images from m x n x 3 to m x n by rgb2gray?
img = dir('*.jpeg') ; N = length(img) ; for i = 1:N thisimg = img(i).name ; I = imread(thisimg) ; Ig = rgb2...

5 days ago | 1

Answered
Plotting two variables from a loop
% Constants g=9.81; m=1.5; A=0.028; Cd=0.8; rho=1.225; B=(rho*Cd*A)/2; Dt=1e-6; % Initial values x=0; y=6.4008; %21...

5 days ago | 1

| accepted

Answered
plot values in the loop
p=3 ; k = 1:p ; val = zeros(1,p) ; for i = 1:length(p) %something if %something d=d+1 val(i) = ...

6 days ago | 0

Answered
How to plot an inversely proportional graph ?
plot(k,1./T) ; You can find the inverse/ reciprocal using 1./T.

6 days ago | 0

| accepted

Answered
How to make a function that calculates percentage change in a vector
Loop: x=csvread('gdp.csv') for i=1:length(x)-1 p = (x(i+1)-x(i))/(x(i)) end Vector: p = diff(x)./x(1:end-1) ;

6 days ago | 0

Answered
How get this program to calculate derivative properly?
Yn=A*sin(w*t); dYn = A*w*cos(w*t) ;

6 days ago | 0

Answered
converting 2D XY coordinated into Grid format
It depends whether your data is gridded or scattered. Follow the below code to get what you want. Let A be your m*2 array. x =...

8 days ago | 0

Answered
Area of intersection of two ellipses
You can follow the below steps. For the two ellipses i.e get coordinates of both the ellipses. Let L1, L2 be your coordinates ...

8 days ago | 0

| accepted

Answered
Common numbers between arrays
Read about intersection.

8 days ago | 1

Answered
I can’t get the program to run for some reason. I want to use for loops for this program.
You need not to use two for loops.....that is a wrong idea. This is what you should do: Ti = 0; Tinc = pi/180; Tf = pi...

9 days ago | 0

Answered
need Matlab program to count the number of lines until dollar sign is given
Read about strfind. YOu can search for you string using this.

9 days ago | 0

Answered
Single line of code for vectorization, Need Help!!
r = [0.1 0.2 0.3 0.4 0.5] ; h = [0.2 0.3 0.4 0.5] ; [r,h] = meshgrid(r,h) ; v = 1/3*pi*r.^r.*h ;

9 days ago | 0

Answered
How do you detect duplicate values within a random array?
If you want to use inbuilt functions......you can use unique. Read about it. Let A be your array. B = unique(A) ; if lengt...

9 days ago | 0

| accepted

Answered
Plotting question using data (water saturation)
sat_data = water_sattemp_data ; plot(sat_data(:,1),sat_data(:,2)) ;

9 days ago | 0

Answered
Adding Array elements from one element to another
Let A be your array. iwant = sum(A(487146:513795)) ;

9 days ago | 0

| accepted

Load more