6. The method according to claim 5 wherein the step, for each word in the diacritized training corpus, of identifying in a generic lexicon, a stem associated with the vowelization pattern that matches the vowelization pattern of the word, comprises the further steps of: if the identified stem is for a verb: determining the voice of the verb stem from the word vowelization pattern; and, recording how many time the voice of the verb stem is encountered in the diacritized training corpus.
5. The method according to claim 4 wherein the step of generating a domain specific lexicon based on a diacritized training corpus pertaining to a specific domain, comprises the further step of: determining for each verb encountered in the diacritized training corpus, the most frequent voice.