POS tagging → αναγνώριση γραμματικής κατηγορίας, αναγνώριση μερών του λόγου, μορφολογικός χαρακτηρισμόςPOS → Part Of Speech
PoS tagging
In corpus linguistics, part-of-speech tagging (POS tagging or PoS tagging or POST), also called grammatical tagging or word-category disambiguation, is the process of marking up a word in a text (corpus) as corresponding to a particular part of speech, based on both its definition and its context—i.e., its relationship with adjacent and related words in a phrase, sentence, or paragraph. A simplified form of this is commonly taught to school-age children, in the identification of words as nouns, verbs, adjectives, adverbs, etc
https://en.wikipedia.org/wiki/Part-of-speech_tagging