On Wed, Jan 21, 2009 at 4:45 PM, <aiminy at iastate.edu> wrote: > de Jong, S. (1993) SIMPLS: an alternative approach to partial least squares > regression. Chemometrics and Intelligent Laboratory Systems, 18, 251–263 Learn to use interlibrary loan: http://www.lib.iastate.edu/services1/ill_info.html Hadley -- http://had.co.nz/