Computer science Artificial intelligence 1 666 Information Systems 1 357 Software engineering 1 355 Computer Communication Networks 1 274 Computer software 1 045 Information storage and retrieval systems 942 Mathematics 771 Data mining 647 Database management 635 Computer vision 597 Logic design 551 Optical pattern recognition 531 Computer simulation 406 Data encryption (Computer science) 386 Computational complexity 376 Data protection 365 Engineering 352 Data processing 334 Computer graphics 294 Data structures (Computer science) 273 Multimedia systems 254 Electronic data processing 247 Management information systems 219 Operating systems (Computers) 195 Bioinformatics 194 Computer network architectures 176 Education 170 Computer system performance 163 Information theory 140