From keyboard/paper out to whole body interaction in Virtual Reality.
Channels between man and machine.
- Sight -
text, drawings, photos, video, symbols, body motion (OCR optical character recognition systems, pattern recognition from AI, Artifical Intelligence)
- Hearing -
speech, sound, music (synthetic speech, speech recognition systems)
- Speech -
words, sentences, sounds. (Apple computer has standard synthetic voices - Fred, Agnes, Hysterical etc. See also AUC project at http://www.cpk.auc.dk/syntese/.)
- Haptic -
relating to or based on the sense of touch (according to Merriam Webster dictionary, http://www.m-w.com/) with reference to time and space coordinates
- Smell - mostly on the computer side.