Knowledge representation (Information theory) Artificial intelligence 11 Congresses 11 Conceptual structures (Information theory) 4 Reasoning 4 Computational linguistics 2 Data processing 2 Expert systems (Computer science) 2 Graph theory 2 Logic diagrams 2 Automatic theorem proving 1 Computer algorithms 1 Defects 1 Hypertext systems 1 Industrial applications 1 LISP (Computer program language) 1 Machine learning 1 Mathematical statistics 1 Natural language processing (Computer science) 1 Parallel processing 1 Problem solving 1 Prolog (Computer program language) 1 Research 1 System design 1 Uncertainty (Information theory) 1 Wool 1