
350 Coverbal Synchrony in Human-Machine Interaction
t(‘o’). And the PI-2.duration attribute’s value is determined as: t(‘i’)
+ t(‘s’). Since none of the PI phases encapsulates a hold movement-
phase in this case, the PI.persistence attributes’ values are, in both
cases, set at 0. The results of the temporal sync are two types of units
that store all the information necessary for the re-creation of the
generated coverbal gestures and their transformation into behavior
description. The Content unit stores the global temporal structure for
the corresponding conversational expressions, whereas the Phase unit
stores local information regarding overlaid ...