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www.eeworm.com/read/134895/13971503
m lpcra2pf.m
function pf=lpcra2pf(ra,np)
%LPCAR2PF Convert AR coefs to power spectrum PF=(RA,NP)
% The routine is faster if NP+1 is a power of 2
% For RA(:,p+1) the default value of np is p and the output is PF
www.eeworm.com/read/134895/13971508
m frq2erb.m
function erb = frq2erb(frq)
%FRQ2ERB Convert Hertz to ERB frequency scale ERB=(FRQ)
% erb = frq2erb(frq) converts a vector of frequencies (in Hz)
% to the corresponding values on the ERB-rate scal
www.eeworm.com/read/134895/13971522
txt lpcra2pf.txt
function pf=lpcra2pf(ra,np)
%LPCAR2PF Convert AR coefs to power spectrum PF=(RA,NP)
% The routine is faster if NP+1 is a power of 2
% For RA(:,p+1) the default value of np is p and the output is PF
www.eeworm.com/read/134895/13971527
txt frq2midi.txt
function [n,t]=frq2midi(f)
%FRQ2MIDI Convert frequencies to musical note numbers [N,T]=(F)
% notes are numbered in semitones with middle C being 60
% Note 69 (the A above middle C) has a frequency
www.eeworm.com/read/134895/13971549
txt permutes.txt
function [p,s]=permutes(n)
%PERMUTES All N! permutations of 1:N + signatures [P,S]=(N)
% The output P is a matrix of size (N!,N) where each row
% contains a permutation of the numbers 1:N. The rows
www.eeworm.com/read/134895/13971566
txt erb2frq.txt
function frq = erb2frq(erb)
%ERB2FRQ Convert ERB frequency scale to Hertz FRQ=(ERB)
% frq = erb2frq(erb) converts a vector of ERB-rate values
% to the corresponding frequencies in Hz.
%
%
www.eeworm.com/read/134895/13971567
txt lpcbwexp.txt
function arx=lpcbwexp(ar,bw)
%LPCBWEXP expand formant bandwidths of LPC filter ARX=(AR,BW)
%minimum bandwidth will be BW*fs where fs is the sampling frequency
%the radius of each pole will be multi
www.eeworm.com/read/134895/13971608
txt lpcar2pp.txt
function pp=lpcar2pp(ar)
%LPCAR2PP LPC: Convert ar filter to power spectrum polynomial in cos(w) PP=(AR)
% the pp is a polynomial such that |polyval(ar,e^jw)|^2 = polyval(pp,cos(w))
% Copyri
www.eeworm.com/read/134895/13971638
txt irdct.txt
function x=irdct(y,n)
%IRDCT Inverse discrete cosine transform of real data X=(Y,N)
% Data is truncated/padded to length N.
%
% This routine is equivalent to multiplying by the matrix
%
%
www.eeworm.com/read/134895/13971640
txt pcmu2lin.txt
function x=pcmu2lin(p,s)
%PCMU2LIN Convert Mu-law PCM to linear X=(P,S)
% lin = pcmu2lin(pcmu) where pcmu contains a vector
% of mu-law values in the range 0 to 255.
% No checking is performed to