POS taggers for English

[xiaoz]

The UCREL CLAWS has been used to tag the BNC and is being used to tag the American National Corpus. The program has achieved a typical accuracy of 97%. You can try CLAWS here:

http://www.comp.lancs.ac.uk/ucrel/claws/trial.html


Amalgam allows different tagging schemes and provide free service via emails:

http://www.scs.leeds.ac.uk/ccalas/amalgam/amalgtag3.html

[xujiajin]

Are there any freely downloadable taggers for English?

[xiaoz]

have you tried the tools such as Qtag and WinBrill in the download section?