djdata               package:ftnonpar               R Documentation

_D_o_n_o_h_o-_J_o_h_n_s_t_o_n_e _t_e_s_t _s_i_g_n_a_l_s

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

     Four samples, each of size 2048 from Donoho and Johnstone's famous
     signals commonly used as test beds for smoothing methods.

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

     data(djdata)

_F_o_r_m_a_t:

     Four one-dimensional data sets, each of size 2048

_S_o_u_r_c_e:

     Donoho, D. L. et al (1995) Wavelet Shrinkage: Asymptopia? _Journal
     of the Royal Statistical Society_ series B, *57*, 301-337.

_E_x_a_m_p_l_e_s:

     data(djdata)
     par(mfrow=c(2,2))
     plot(djdoppler)
     plot(djheavisine)
     plot(djblocks)  
     plot(djbumps)

