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Lemmatizing and stemming are similar, but not the same. Example for possible results: Lemmatizing: indices -> index Stemming: indices -> indi http://en.wiki
by lignuist 15y ago
Lemmatizing and stemming are similar, but not the same.
Example for possible results:
Lemmatizing: indices -> index
Stemming: indices -> indi
http://en.wikipedia.org/wiki/Stemming#Lemmatisation_algorithms http://en.wikipedia.org/wiki/Stemming#Lemmatisation_algorith...
- bad_user 15y agoBtw, in case you want a good lemmatisation implementation, there's one in NLTK that uses the WordNet database.
- nl 15y agoIt's probably worth noting that in this context stemming is probably most appropriate. Lemmatizing is unlikely to give better results and in most implementations you suffer a significant performance hit.