function c=a2c0(a,alpha,p,cp); %Function A2C0: Computation of cepstral coeficients from AR coeficients. % %Usage: c=a2c0(a,alpha,p,cp); % a - vector of AR coefficients ( without a[0] = 1 ) % p - order of AR model ( number of coefficients without a[0] ) % alpha - square error of forward prediction % c - vector of cepstral coefficients ( with c[0] ) % cp - order of cepstral model ( number of coefficients without c[0] ) % Made by PP % 26 March 2023 % CVUT FEL K331, Prague % Computation of coefficients c[1] ... c[cp] for n=1:cp, sum=0; if n