Non-verbal behaviour

Grammer, K., Kruck, K. Magnusson, M. 1996. The courtship dance mathematical algorithms for pattern detection in non-verbal behaviour. J. nonverb. Behav. (under revision). 

Verbal and non-verbal behaviour The use of gestures, posture, eye contact and space combined with the vocabulary and actual words and labels for concepts may generate communication difficulty... 

Common to all these approaches is that a continuous behaviour stream is forced into a series of event categories which might subsume comparable, but visually distinct behaviours. For example a non-verbal threat can be done in many ways. By raising an arm fast or slow, with fist clenched or not, the movement staying at the maximum flexion for a cer-... 

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