Community Profile

photo

KSSV


Last seen: Today

8,313 2011 年以降の合計貢献数

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

連絡する

KSSV's バッジ

  • MATLAB Central Treasure Hunt Finisher
  • 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

詳細を表示...

貢献した分野
表示方法

回答済み
Hello everyone, how to divide a piece of data into upper and lower parts along the y-axis with C point and D point as the boundary?
Option 1: You should get the indices of C, D in the given points of curve. Read about knnsearch, this will give indices of point...

約1時間 前 | 0

回答済み
How to convert 8 Binary images of size 256 x 256 into a Grayscale image of same size, i.e., 256 x 256?
images = dir('*.tiff'); N = length(images) ; iwant = cell(N,1) ; for i = 1:N iwant{i} = imread(images(i).name) ; ...

1日 前 | 0

回答済み
How to merge data with latitude and longitude?
latitude = [-3.63965:-0.00449:-8.12601]; longitude = [-37.5098:0.00453:-32.9831]; [matrix_latitude, matrix_longitude] = meshg...

2日 前 | 0

回答済み
finding last column values
Let A be your 12094*3 matrix and P be your 7*2 matrix. idx = inpolygon(A(:,1),A(:,2),P(:,1),P(:,2)) ; iwant = A(idx,:) ;

2日 前 | 1

回答済み
Index in position 1 is invalid. Array indices must be positive integers or logical values. can anyone help me solve the problem?
T_1=tf(num1(1,:),den1); The above line is ridiculous. Points to note: tf is a scalar whose value is 20. Why indexing? num1 h...

2日 前 | 0

| 採用済み

回答済み
Counting Specific Number of Consecutive Values in a Matrix
A = [1 0 0 1 1 1 0 1 1 1 1 1 1 0 1 1 0 1 1 1 1 1 0 1 1 0 1 1 1 1 1 1 1 0 1]; % First column x =...

2日 前 | 0

回答済み
pi approximation using a series
x = 0 ; n = 0 ; while ~(abs(pi-x) <= 10^-4 ) x = x+4*(-1)^n/(2*n+1) ; n = n+1 ; end

3日 前 | 0

| 採用済み

回答済み
MATLAB code by using nested loop
Read about for loop. Read about fprintf.

3日 前 | 0

回答済み
Matlab interpolation between two surfaces
Have a look on slice.

4日 前 | 0

回答済み
solve non linear equations
Replace the first line: lear all with clear all Also terminate the output of each line using ;

4日 前 | 0

回答済み
Concatenate arrays in MATLAB and Change Column name of Table
t = [10 20 30; 40 50 60]; A = t(:,1) ; B = t(:,2) ; C = t(:,3) ; T = table(A,B,C)

4日 前 | 0

回答済み
Function problem in loop
function out=fns1(X) x1=X(:,1); x2=X(:,2); x3=X(:,3); x4=X(:,4); x5=X(:,5); x6=X(:,6); x7=X(:,7); x8=X(:,8); x9=X(:,9);...

4日 前 | 1

回答済み
How to set Reallyl Basic iterative sum
% f = n*sin(n*x) ; thesum = 0 ; for n = 1:10 thesum = thesum+n*sin(n*x); end

4日 前 | 0

| 採用済み

回答済み
How to make a file size smaller when export as a netcdf?
Convert the variables to single and then write to nc file. Read about Single.

4日 前 | 0

| 採用済み

回答済み
Contour plot for the external data
simData = importdata('eField_sample.txt'); % import data x_val = simData.data(:,1); % x-coordinate y_val = simData.data(:,2); ...

4日 前 | 0

| 採用済み

回答済み
Create equations in a loop
% K*t = F t = K\F ; Refer more: https://in.mathworks.com/help/matlab/ref/mldivide.html

4日 前 | 1

回答済み
Correlation of rows of matrix B with rows of reference matrix A
[r,c]=size(matA); x = zeros(length(r),1) ; for i=1:r x(i) = corr(matA(i,:)',matB(i,:)') ; end [val,idx] = max(x)

4日 前 | 0

回答済み
Hello everyone, I would like to ask a question. How to plot only the (-pi:+pi) range of the following curve.
load jizuobiao2.mat THETA12 = linspace(-pi,+pi,length(RHO12)) ; f2 = fit(THETA12,RHO12,'smoothingspline','SmoothingParam',0.99...

5日 前 | 0

| 採用済み

回答済み
Calculate the Gradient of a given function using the forward and central quotients.
function f1x = vordiff(f,x,h,y,z) %Vorwärtsdifferenzenquotienten syms x y z ; f = (4*x+3*y+2*z)*e^(-3*x^2)-4*y^2-8*x*y-2*z^2 ...

6日 前 | 0

回答済み
How to select a range of data in matrix
Let A be your column matrix. idx = A <= 44.1 ; % get indices using logical indexing iwant = A(idx) ; % Extract those elemen...

6日 前 | 1

| 採用済み

回答済み
Loop for contour a 3 inputs function
x = linspace(-1,1) ; y = linspace(-1,1) ; z = linspace(-1,1) ; [x,y,z] = meshgrid(x,y,z) ; s = x.^2+2*x.*y.*z+y.^3+y.^...

7日 前 | 1

回答済み
How can i use symbolic variables which were created as a vector?
What you have shown will not work and it is meaning less. You have to use: x = [1 2 3 4 5 6 7 8 9]; Where veer you have x1, x...

7日 前 | 0

回答済み
How can I plot 4-dimensional plot?
Have a look on slice. T = readtable('Book1.xlsx') ; l1 = T.l1 ; l2 = T.l2 ; l3 = T.l3 ; Lz = T.Lz ; nx = length(un...

7日 前 | 0

回答済み
How to identify biggest location plot of random plotting
You need to sort the distance and pick the required number of points you want, to get the points from A close to BS. n = 50; ...

7日 前 | 0

| 採用済み

回答済み
How to generate video file from animated plot in Matlab?
It is because, you are writitng only the last frame into video...you need to keep the video writer code into a loop. x = linsp...

7日 前 | 0

| 採用済み

回答済み
Creating a matrix of all possible combinations given multiple vectors
REad about perms and nchoosek.

7日 前 | 0

回答済み
How can we generate random numbers between two negative values.
a = -5 ; b = -1.670000000000000 ; r = (b-a).*rand(1000,1) + a;

8日 前 | 2

| 採用済み

回答済み
Find the under condition min or max of a row vector
a = [ 1 3 5 2 5 7 8 3 6 4 9 ] ; a(a<3) = NaN ; % Replace values <3 to NaN [val,idx] = min(a)

8日 前 | 0

| 採用済み

Load more