Summary

• Contact Adress: Helmut Schmid
  Institut fuer maschinelle Sprachverarbeitung (IMS)
  Universitaet Stuttgart
  Azenbergstr. 12
  D-70174 Stuttgart, Germany
  Helmut.Schmid@ims.uni-stuttgart.de
  
• URL: http://www.ims.uni-stuttgart.de/projekte/corplex/TreeTagger/DecisionTreeTagger.html
• Version: 3.1 installed
• Patforms: Linux, SunOS, MacOS
• Languages: German, English, Italian, and more
• Functionallity: trainer, pos-tagger, chunker, lemmatizer
• Packages: /data/source/TreeTagger

Documentation and Publications

• Helmut Schmid (1994): Probabilistic Part-of-Speech Tagging Using Decision Trees. In Proceedings of International Conference on New Methods in Language Processing. Manchester, UK. CiteSeer, (PS)
• Helmut Schmid (1995): Improvements in part-of-speech tagging with an application to German. In: Feldweg and Hinrichs, eds., Lexikon und Text, pp. 47-50., CiteSeer, (PS)

License

• in short: free for non-commercial purposes, no source distribution

1. The Institut fuer maschinelle Sprachverarbeitung, Universitaet
   Stuttgart, subsequently called ``the licenser'', grants you (the
   licensee) *the rights to use the TreeTagger* software subsequently
   called ``the system'' for evaluation, research and teaching
   purposes. Usage of the system for commercial purposes is forbidden.

2. The licensee has no right to give or sell the system to third
   parties without written permission from the licenser.

3. The licenser has no obligation to maintain the system.
   Nevertheless the licensee is encouraged to report to the licenser
   any problems with or suggestions for improvement of the system.

4. The licenser has no obligation to make new releases available to the
   licensee, but were such updates are supplied they shall be governed by
   the terms of this agreement.

                           NO WARRANTY

5. BECAUSE THE SYSTEM IS LICENSED FREE OF CHARGE, WE PROVIDE
ABSOLUTELY NO WARRANTY, TO THE EXTENT PERMITTED BY APPLICABLE STATE
LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE LICENSER PROVIDES THE
SYSTEM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK
AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH THE LICENSEE.
SHOULD THE SYSTEM PROVE DEFECTIVE, THE LICENSEE ASSUMES THE COST OF
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.

6. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW WILL THE LICENSER BE
LIABLE TO THE LICENSEE FOR DAMAGES, INCLUDING ANY LOST PROFITS, LOST
MONIES, OR OTHER SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING
OUT OF THE USE OR INABILITY TO USE (INCLUDING BUT NOT LIMITED TO LOSS
OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY THIRD
PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAM)
THE PROGRAM, EVEN IF THE LICENSEE HAS BEEN ADVISED OF THE POSSIBILITY
OF SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY.


The wording of this license agreement has been adapted from the
license of the ALF system by Michael Hanus, Max-Planck-Institut
Saarbruecken and the GnuEmacs General Public License (c) 1991 Free
Software Foundation.