?? zeros_wav.m
字號:
function [z] = zeros_wav(w);%ZEROS_WAV: computes the zeros of the Z-transform of a wavelet.%% [z] = zeros(w);%% IN w: a wavelet;%% OUT z: complex zeros%% Example: % w = [2 1 2 2.3 3 -10,1]; % z = zeros_wav(w);% polar_plot(z); %%% Author(s): M.D.Sacchi (sacchi@phys.ualberta.ca)% Copyright 1998-2003 SeismicLab% Revision: 1.2 Date: Dec/2002 % % Signal Analysis and Imaging Group (SAIG)% Department of Physics, UofA%[N,M] = size(w);if N == 1; wr = fliplr(w); z = roots(wr); end;if M == 1; wr = flipud(w); z = roots(wr); end; return
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