lars-internal              package:lars              R Documentation

_I_n_t_e_r_n_a_l _l_a_r_s _f_u_n_c_t_i_o_n_s

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

     Internal lars functions

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

     backsolvet(r,x,k = ncol(r))
     cv.folds(n, folds = 10)
     delcol(r, z, k = p)
     downdateR (R, k = p)
     error.bars(x, upper, lower, width = 0.02, ...)
     nnls.lars(active, Sign, R, beta, Gram, eps = 1e-10, trace = FALSE, 
         use.Gram = TRUE)
     plotCVLars(cv.lars.object, se = TRUE)
     updateR(xnew, R = NULL, xold, eps = .Machine$double.eps, Gram = FALSE)
     .First.lib(lib, pkg)

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

     These are not to be called by the user. 'backsolvet' is included
     to make the R code compatible with the Splus code, since
     'backsolve' in R has a 'transpose=TRUE' option already.

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

     Trevor Hastie

