Citar is a C++ free software part of speech tagger using a trigram Hidden Markov Model (HMM), with linear interpolation smoothing of trigrams and suffix-based unknown word handling.
Citar has the following major features:
* High accuracy tagging through a trigram Hidden Markov Model with Viterbi decoding.
* Handling of unknown words through suffix analysis.
* Licensed under the GNU Lesser General Public License version 2.1 (LGPLv2.1), which only imposes restrictions on redistribution of Citar itself.
* Written in C++ for performance.
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