Quantitative evaluation of facial expressions and movements of persons while using video phone... The parameter for expressing movement of a person is defined as the average of the absolute value of the vertical coordinate for the center of gravity of the mouth area in the relative coordinate system....
Si movie 2: the vertical speed profile of the thermal at different altitudes. from synchronization, coordination and collective sensing during thermalling flight of freely migrating white storks... 7a) in the relative coordinate system (x, y, z) centered around the centre of the thermal
Data extraction for scale factor determination used in 3d-photogrammetry for plant analysis... The coordinate system of the 3-D image generated is a relative coordinate system....
Online available since 2007/feb/15 an efficient general purpose contact search algorithm using the relative coordinate system for multibody system dynamics... While many conventional collision detection algorithms are based on the absolute coordinate system, this paper proposes to use the relative coordinate system in detecting a contact....