rshift2.m

function y = rshift2(x)
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% This is modified version of rshift from Wavelab for a faster wavelet filter
% implementation
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% (c) 2013 modified by Behnood Rasti
% behnood.rasti@gmail.com
%
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% rshift2 -- Circular right shift applied on columns of matrix x
%  Usage
%    y = rshift2(x)
%  Inputs
%    x   2-d matrix
%  Outputs
%    y   2-d matrix
%        y(:,i) = x(:,i-1) except y(:,1) = x(:,n)
%
% see also rshift, lshift, lshift2


n = size(x,2);
y = [ x(:,n) x(:, 1: (n-1) )];


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% Copyright (c) 2006. David Donoho
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% Part of SparseLab Version:100
% Created Tuesday March 28, 2006
% This is Copyrighted Material
% For Copying permissions see COPYING.m
% Comments? e-mail sparselab@stanford.edu
%