lsfit

Least-Square FIT 3.48, by Axel van de Walle
    -x=[string]   x file (Default: )
    -y=[string]   y file (Default: )
    -w=[string]   weight file (Default: )
    -r=[string]   regularization parameters file (Default: )
   -pf            Perfect Fit algorithm (Default: Off)
   -pw=[string]   number of powers of each column to regress on (Default: )
    -s=[string]   select columns to regress on (one number by column, 0: ignore, 1: use) (Default: 
                     )
    -1            add a column of ones as regressor (Default: Off)
-colin            Ignore colinear columns in x file (Default: Off)
   -cv            Print crossvalidation score (Default: Off)
   -se            Print standard errors (Default: Off)
   -ty            Print trues values of y (Default: Off)
    -p            Print predicted values of y (Default: Off)
    -e            Print prediction error (Default: Off)
  -mat            Print fitting matrix (Default: Off)
  -sig=[int]      Number of significant digits printed (default: 5)