function?[V0?V1]?=?afb（X?N0?N1）
%?[V0?V1]?=?afb（X?N0?N1）
%?afb:?analysis?filter?bank
%
%?Reference:?‘Wavelet?Transform?with?Tunable?Q-Factor‘
%?http://taco.poly.edu/selesi/TQWT/
%?Ivan?Selesnick
%?selesi@poly.edu
%?Polytechnic?Institute?of?NYU

%?November?2010

N?=?length（X）;

P?=?（N-N1）/2;
T?=?（N0+N1-N）/2?-?1;
S?=?（N-N0）/2;

%?transition-band?function
v?=?（1:T）/（T+1）*pi;
trans?=?（1+cos（v））?.*?sqrt（2-cos（v））/2;

%?Add?1?to?indices?because?Matlab?indexing?starts?at?1?（not?0）

%?low-pass?subband
V0?=?nan（1N0）;
V0（0+1）?=?X（0+1）;??????????????????????????%?dc?term
V0（（1:P）+1）?=?X（（1:P）+1）;??????????????????%?pass-band?（pos?freq）
V0（P+（1:T）+1）?=?X（P+（1:T）+1）.*trans;???????%?trans-band?（pos?freq）
V0（N0/2+1）?=?0;????????????????????????????%?Nyquist?freq
V0（N0-P-（1:T）+1）?=?X（N-P-（1:T）+1）.*

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-02-23?16:39??tqwt_matlab_toolbox\
?????文件???????21508??2011-02-23?15:21??tqwt_matlab_toolbox\.DS_Store
?????目錄???????????0??2011-02-23?16:39??__MACOSX\
?????目錄???????????0??2011-02-23?16:39??__MACOSX\tqwt_matlab_toolbox\
?????文件??????????82??2011-02-23?15:21??__MACOSX\tqwt_matlab_toolbox\._.DS_Store
?????文件????????1355??2011-01-05?09:33??tqwt_matlab_toolbox\afb.m
?????文件?????????167??2011-01-05?09:33??__MACOSX\tqwt_matlab_toolbox\._afb.m
?????文件????????1775??2011-02-18?14:37??tqwt_matlab_toolbox\ComputeWavelets.m
?????文件?????????167??2011-02-18?14:37??__MACOSX\tqwt_matlab_toolbox\._ComputeWavelets.m
?????文件????????1391??2011-01-12?10:21??tqwt_matlab_toolbox\demo1.m
?????文件?????????167??2011-01-12?10:21??__MACOSX\tqwt_matlab_toolbox\._demo1.m
?????文件????????1419??2011-02-16?17:40??tqwt_matlab_toolbox\demo1_radix2.m
?????文件?????????167??2011-02-16?17:40??__MACOSX\tqwt_matlab_toolbox\._demo1_radix2.m
?????目錄???????????0??2011-01-06?13:05??tqwt_matlab_toolbox\extra_functions\
?????文件?????????348??2011-01-06?13:00??tqwt_matlab_toolbox\extra_functions\RoundCap.m
?????目錄???????????0??2011-02-23?16:39??__MACOSX\tqwt_matlab_toolbox\extra_functions\
?????文件??????????82??2011-01-06?13:00??__MACOSX\tqwt_matlab_toolbox\extra_functions\._RoundCap.m
?????目錄???????????0??2011-02-19?23:03??tqwt_matlab_toolbox\figures\
?????文件????????6148??2011-02-19?23:03??tqwt_matlab_toolbox\figures\.DS_Store
?????目錄???????????0??2011-02-23?16:39??__MACOSX\tqwt_matlab_toolbox\figures\
?????文件??????????82??2011-02-19?23:03??__MACOSX\tqwt_matlab_toolbox\figures\._.DS_Store
?????文件????????5534??2011-01-04?13:38??tqwt_matlab_toolbox\figures\demo1_Q1_fig1.pdf
?????文件????????5522??2011-01-04?13:38??tqwt_matlab_toolbox\figures\demo1_Q1_fig2.pdf
?????文件????????8904??2011-02-16?20:26??tqwt_matlab_toolbox\figures\demo1_Q3_fig1.pdf
?????文件????????6971??2011-02-16?20:26??tqwt_matlab_toolbox\figures\demo1_Q3_fig2.pdf
?????文件????????5495??2011-01-04?13:40??tqwt_matlab_toolbox\figures\demo1_radix2_Q1_fig1.pdf
?????文件????????5522??2011-01-04?13:40??tqwt_matlab_toolbox\figures\demo1_radix2_Q1_fig2.pdf
?????文件????????9136??2011-02-16?20:26??tqwt_matlab_toolbox\figures\demo1_radix2_Q3_fig1.pdf
?????文件????????6971??2011-02-16?20:26??tqwt_matlab_toolbox\figures\demo1_radix2_Q3_fig2.pdf
?????文件??????110044??2011-02-13?15:19??tqwt_matlab_toolbox\figures\resonance_demo_1.pdf
?????文件??????158158??2011-02-13?15:21??tqwt_matlab_toolbox\figures\resonance_demo_2.pdf
............此處省略95個文件信息