0 to reduce the different forms of a word to one single form, for example, reducing "builds", "building",or "built" to the lemma "build":
Compounds were lemmatized, that is, inflectional differences were disregarded.
We used a lemmatised frequency list for the 8000 most frequent words in English.
The word forms are lemmatised.
A computer program has been developed to automatically lemmatize this list of words.
We can't lemmatise "'nt" as "not" unless we have previously tokenised "'nt" as a separate unit for analysis.
