Body language maintain a certain amount of physical space between the other person. Tone of voice is a combination of spoken language and body language. The manner in which something is said can affect how it should be interpreted. Shouting, smiling, irony and so on may add a layer of meaning which is neither pure body language nor speech. Human communication is extremely complex and one must look at the whole in order to make any determination as to the attitudes being expressed. Body language is a major contributor to the attitude a person conveys to others. Albert Mehrabian maintains that during
Computer processing of body language by the man who came up with the term, John McCarthy, artificial intelligence is “the science and engineering of making intelligent machines”. In relation to computers and body language, research is being done with the use of mathematics in order to teach computers to interpret human movements, hand gestures and even facial expressions. This is different from the normal way people generally communicate with computers for example with the click of the mouse, keyboard, or any physical contact in general between the user and the computer. This type of research is being done by a group of European researchers and