www.gusucode.com > 压缩感知重构算法 压缩感知源码程序 > lshift.m
function y = lshift(x) % lshift -- Circular left shift of 1-d signal % Usage % l = lshift(x) % Inputs % x 1-d signal % Outputs % l 1-d signal % l(i) = x(i+1) except l(n) = x(1) % y = [ x( 2:length(x) ) x(1) ]; % % Copyright (c) 2006. David Donoho % % % 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 %