smoothwt                package:Rwave                R Documentation

_S_m_o_o_t_h_i_n_g _a_n_d _T_i_m_e _F_r_e_q_u_e_n_c_y _R_e_p_r_e_s_e_n_t_a_t_i_o_n

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

     smooth the wavelet (or Gabor) transform in the time direction.

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

     smoothwt(modulus, subrate, flag=FALSE)

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

 modulus: Time-Frequency representation (real valued). 

 subrate: Length of smoothing window. 

    flag: If set to T, subsample the representation. 

_D_e_t_a_i_l_s:

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

     2D array containing the smoothed transform.

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

     See discussions in the text of ``Time-Frequency Analysis''.

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

     `corona', `coronoid', `snake', `snakoid'.

