K = rand(512,512) ; % a random 2D data
You can access a row by: picking first row:
K(1,:)
10 th row:
K(10,:)
nth row:
K(n,:)
YOu can pick a column by:
First column:
K(:,1)
77th column:
K(:,77)
nth column:
k(:,n)
You can pick (i,j) element using
K(i,j)
Read abut matrix indexing in matlab.
