inchol-class             package:kernlab             R Documentation

_C_l_a_s_s "_i_n_c_h_o_l"

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

     The reduced Cholesky decomposition object

_O_b_j_e_c_t_s _f_r_o_m _t_h_e _C_l_a_s_s:

     Objects can be created by calls of the form 'new("inchol", ...)'.
     or by calling the  'inchol' function.

_S_l_o_t_s:

     '._D_a_t_a': Object of class '"matrix"' contains the decomposed matrix

     '_p_i_v_o_t_s': Object of class '"vector"' contains the pivots performed

     '_d_i_a_g_r_e_s_i_d_u_e_s': Object of class '"vector"' contains the diagonial
          residues

     '_m_a_x_r_e_s_i_d_u_a_l_s': Object of class '"vector"' contains the maximum
          residues

_E_x_t_e_n_d_s:

     Class '"matrix"', directly.

_M_e_t_h_o_d_s:


     _d_i_a_g_r_e_s_i_d_u_e_s 'signature(object = "inchol")': returns the diagonial
          residues

     _m_a_x_r_e_s_i_d_u_a_l_s 'signature(object = "inchol")': returns the maximum
          residues

     _p_i_v_o_t_s 'signature(object = "inchol")': returns the pivots
          performed

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

     Alexandros Karatzoglou
      alexandros.karatzoglou@ci.tuwien.ac.at

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

     'inchol', 'csi-class', 'csi'

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

     data(iris)
     datamatrix <- as.matrix(iris[,-5])
     # initialize kernel function
     rbf <- rbfdot(sigma=0.1)
     rbf
     Z <- inchol(datamatrix,kernel=rbf)
     dim(Z)
     pivots(Z)
     diagresidues(Z)
     maxresiduals(Z)

