The ACM Computing Classification System (1998) I. Computing Methodologies I.0 GENERAL I.1 SYMBOLIC AND ALGEBRAIC MANIPULATION I.2 ARTIFICIAL INTELLIGENCE I.3 COMPUTER GRAPHICS I.4 IMAGE PROCESSING AND COMPUTER VISION I.5 PATTERN RECOGNITION I.6 SIMULATION AND MODELING (G.3) I.7 DOCUMENT AND TEXT PROCESSING (H.4, H.5) I.m MISCELLANEOUS