These scripts and datafiles are provided as-is, and come without 
    any warranty whatsoever. If it works for you, great, let me know!
    If it doesn't work for you, we'd be happy to try and help you fix it. 
    If it destroys your universe, too bad (you may still file a bug report).
 
    the test.r script runs one of the Random Forrest classifiers for 
    prediction of PPI Interface residues, on one of the provided
    datafiles, and evaluates its performance on the true interface
    sites also annotated based on PDB and PISA in the same datafiles.
    
    Copyright (c) 2016 Q. Hou <q.hou@vu.nl>, 
                       P. De Geest <pauldegeest1@gmail.com>, 
                       W.F. Vranken <wvranken@vub.ac.be>, 
                       J. Heringa <j.heringa@vu.nl>, 
                       K. Anton Feenstra <k.a.feenstra@vu.nl>

    PLEASE CITE:
    
    Qingzhen Hou, Paul De Geest, Wim F. Vranken, Jaap Heringa and 
    K. Anton Feenstra. 
    Seeing the Trees through the Forest: Sequence-based Homo- and
     Heteromeric Protein-protein Interaction sites prediction using
     Random Forest.
    Bioinformatics, in press (2016).
    
    :ETIC ESAELP
    

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.