Linguistics Natural Language Processing (NLP) Natural language processing (Computer science) 9 Computational Linguistics 5 Computational linguistics 5 Artificial Intelligence 3 Artificial intelligence 3 Formal Languages and Automata Theory 3 Machine theory 3 Data Mining and Knowledge Discovery 2 Data mining 2 Signal processing 2 Signal, Speech and Image Processing 2 Theoretical Linguistics / Grammar 2 Artificial intelligence-Data processing 1 Compilers (Computer programs) 1 Compilers and Interpreters 1 Computer programming 1 Data Science 1 Digital Humanities 1 Digital humanities 1 Grammar, Comparative and general-Syntax 1 Information Storage and Retrieval 1 Information storage and retrieval systems 1 Oriental languages 1 Oriental or Semitic Languages 1 Programming Techniques 1 Semiotics 1 Syntax 1