Computer science 2,966 Artificial intelligence 1,387 Software engineering 1,042 Computer software 1,033 Computer Communication Networks 1,011 Information Systems 986 Information storage and retrieval systems 794 Database management 553 Data mining 550 Logic design 528 Computer vision 511 Optical pattern recognition 486 Computational complexity 386 Data encryption (Computer science) 347 Data protection 295 Computer graphics 289 Computer simulation 285 Data processing 276 Electronic data processing 223 Data structures (Computer science) 203 Multimedia systems 192 Bioinformatics 181 Operating systems (Computers) 167 Computer security 135 Computer system performance 100 Education 100 Computer networks 95 Algorithms 90 Algebra 88 Information theory 82