Lemmatization of Multi-word Common Noun Phrases and Named Entities in Polish
Michał Marcińczuk · 2017
In the paper we present a tool for lemmatization of multi-word common noun phrases and named entities for Polish called PoLem 1 .The tool is based on a set of manually crafted rules and heuristics utilizing a set of dictionaries (including morphological, named entities and inflection patterns).The accuracy of lemmatization obtained by the tool reached 97.99% on a dataset with multi-word common noun phrases and 86.17% for casesensitive evaluation on a dataset with named entities.