41. The early technology was derived heavily from WordNet , which was invented by George A . Miller at Princeton University. 42. WordNet includes the lexical categories nouns, verbs, adjectives and adverbs but ignores prepositions, determiners and other function words.43. Miller wrote several books and directed the development of WordNet , an online word-linkage database usable by computer programs. 44. It can be calculated using Levenshtein distance or other similarity measures, e . g ., various WordNet similarity measures. 45. It is a base concept, one of the base concepts mentioned as base types in the WordNet ontology of semantics. 46. The Hindi WordNet was created from first principles ( mentioned below ) and was the first wordnet for an Indian language. 47. The Hindi WordNet was created from first principles ( mentioned below ) and was the first wordnet for an Indian language. 48. OpenCyc and WordNet and two such databases of knowledge, but I don't know if they are public domain. 49. Arabic WordNet is a WordNet for Arabic language, since its creation in 2006, it has been extended in 2015. 50. Arabic WordNet is a WordNet for Arabic language, since its creation in 2006, it has been extended in 2015.
