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Include Nyquist bin, halve it for even lengths (Morse) #14

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Include Nyquist bin, halve it for even lengths (Morse) #14

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7 changes: 5 additions & 2 deletions jWavelet/morsewave.m
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Original file line number Diff line number Diff line change
Expand Up @@ -256,7 +256,10 @@
X=vswap(X,inf,0);

ommat=vrep(vrep(om,size(X,3),3),size(X,2),2);
Xr=X.*rot(ommat.*(N+1)/2*fact); %ensures wavelets are centered
Xr=X.*(-1).^[0:N-1]'; %ensures wavelets are centered
if ~mod(N, 2)
Xr(N/2+1, :)/=2; %ensures proper wavelet decay and analyticity
endif
%figure,plot(vrep(om,size(X,2),2).*(N+1)/2*fact)

x=ifft(Xr);
Expand All @@ -267,7 +270,7 @@
r=(2*be+1)./ga;
c=r-1;
L=0*om;
index=(1:round(N/2));
index=(1:floor(N/2)+1);
psif=zeros(length(psizero),1,K);

for k=0:K-1
Expand Down