Farras               package:waveslim               R Documentation

_F_a_r_r_a_s _n_e_a_r_l_y _s_y_m_m_e_t_r_i_c _f_i_l_t_e_r_s

_D_e_s_c_r_i_p_t_i_o_n:

     Farras nearly symmetric filters for orthogonal 2-channel perfect
     reconstruction filter bank and Farras filters organized for the
     dual-tree complex DWT.

_U_s_a_g_e:

     farras()
     FSfarras()

_A_r_g_u_m_e_n_t_s:

     None.

_V_a_l_u_e:

      af: List ($i = 1,2$) - analysis filters for tree $i$

      sf: List ($i = 1,2$) - synthesis filters for tree $i$

_A_u_t_h_o_r(_s):

     Matlab: S. Cai, K. Li and I. Selesnick; R port: B. Whitcher

_R_e_f_e_r_e_n_c_e_s:

     A. F. Abdelnour and I. W. Selesnick. "Nearly symmetric orthogonal
     wavelet bases", Proc. IEEE Int. Conf. Acoust., Speech, Signal
     Processing (ICASSP), May 2001.

     WAVELET SOFTWARE AT POLYTECHNIC UNIVERSITY, BROOKLYN, NY
     http://taco.poly.edu/WaveletSoftware/

_S_e_e _A_l_s_o:

     'afb', 'dualtree', 'dualfilt1'.

