Image processing 2 817 Digital techniques 1 891 Computer vision 357 Photography 308 Data processing 291 Pattern recognition systems 252 Computer graphics 229 Image analysis 174 Signal processing 161 Mathematics 127 Imaging systems 122 Optical pattern recognition 73 Digital cameras 67 Remote sensing 63 MATLAB 60 Computer programs 59 Digital video 59 Diagnostic imaging 57 Computer algorithms 52 Neural networks (Computer science) 52 Multimedia systems 48 Human face recognition (Computer science) 47 Special effects 41 Cinematography 39 Mathematical models 39 Three-dimensional imaging 38 Human-computer interaction 33 Fingerprints 32 Adobe Photoshop 31 Image quality 31