Obtaining a licence for the CLAWS tagger


CLAWS POS tagger | Free CLAWS WWW trial service | Tagging service


Academic site licence (Unix or Windows)

A site licence for academic institutions for CLAWS4 may be purchased from UCREL for a fee of £750 + VAT (as appropriate). This fee includes introductory assistance and an information pack which contains program details, relevant papers, a reference list and tag set examples. The site licence is available for Unix (Solaris, Linux or MacOSX) or Windows versions. In order to purchase a site licence please contact us directly (see below).

Academic single user licence (Windows)

Academic single user licences are also available for the Windows version of CLAWS4. These can be purchased online via our form hosted at Regsoft. For more than seven copies, you should purchase the site licence as above.

Commercial licence, consultancy or training

Prices for commercial licences are available on request. If you require additional assistance please contact us with your specific needs.

Specification

Single user licences are now available for the Windows version of CLAWS4. The system has been developed on UNIX machines, we can provide a pre-compiled version of the software for you to install on UNIX (SPARC) workstations running SunOS4.x

Specification of machine required to run CLAWS:

  • UNIX (SPARC) workstation running SunOS4.x OR UNIX (SPARC) workstation running Solaris with binary compatibility installed.
  • The installation requires approximately 6Mb of disk space

  • Performance

    On a Sun Ultra 10 300Mhz UltraSPARC IIi 512Mb RAM running Solaris 7, CLAWS takes about 15 minutes to tag 250,000 words. The same task takes about 75 minutes on a Sun SPARC20 model 61 256Mb RAM running SunOS4.1.3, 120 minutes on a Sun SPARC10, 210 minutes on a Sun SPARC2, and 240 minutes on a Sun SPARC classic all running Sun OS4.1.X.

    Contact details

    Initial enquiries should be made to Paul Rayson, Director of UCREL.

    Instead of obtaining a licence for the CLAWS software, you may prefer to make use of our CLAWS tagging service.
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