Please enable JavaScript.
Coggle requires JavaScript to display documents.
Natural language processing (Challenges (phonology, morphology, lexicon,…
Natural language processing
History of NLP
History 1950s
computer machinery and intelligence
auto translation from
Russian to English
machine translation solved in a few years
History1960s
psychotherapist
Restricted vocabulary set
Works in “blocks world”
History 1970s
Conceptual ontologies
Programs structure real-world information into comuter
Jabberwacky, ALICE
History 1980s
complex hand-written
Computational power increased
Challenges
phonology
morphology
lexicon
syntax
semantics
discourse analysis
pragmatics
Mostly Solved
OCR (Open character recognition)
NER (Named entity recognition)
POS (English ok, Chinese tonal
language mighty difficult)
Requires to understand
Linguistics:
focuses on formal, structural models of language and the
discovery of language universals
Computer Science:
concerned with developing internal
representations of data and efficient processing of these structures.
what is NLP ?
Interactions between computers and human languages