CoRSCoRE

CoR Estimation Algorithm (SCoRE)

SCoRE - symmetrical centre of rotation estimation.

Attributes

Attribute Description Required
name
name of the element

Yes
parentCoordinateSystem
Yes
childCoordinateSystem
Yes
condition
if the attribute phase is not used and if it is set to a mathematical formula which is 1 or 0 it is used instead of defined events

No
phase
phase name, used if the phases are calculated elsewhere

No

Generated Trajectories

name type
<name>Origin
3d vector

Generated Parameters

name
type description
<name>OriginLocal
3d vector

CoR in local coordinates of the parent system
<name>FramesCount
double

count of frames used for the estimation
<name>Radius
double

radius of the sphere around the origin of the parent coordinate system on which the origin of the child coordinate system is assumed to move around.
<name>RadiusStd
double

standard deviation of the radien

References

A survey of formal methods for determining the centre of rotation of ball joints, Rainald M. Ehrig, William R. Taylor, Georg N. Duda, Markus O. Heller, Journal of Biomechanics 39 (2006) 2798-2809.

Examples

 <CoRSCoRE name="RGJCSCoRE"
 condition="RAbdukAngle<30.0"
 parentCoordinateSystem="RClavicle"
 childCoordinateSystem="RHumerus"/>

Attribute	Description	Required
name	name of the element	Yes
parentCoordinateSystem		Yes
childCoordinateSystem		Yes
condition	if the attribute phase is not used and if it is set to a mathematical formula which is 1 or 0 it is used instead of defined events	No
phase	phase name, used if the phases are calculated elsewhere	No

name	type	description
<name>OriginLocal	3d vector	CoR in local coordinates of the parent system
<name>FramesCount	double	count of frames used for the estimation
<name>Radius	double	radius of the sphere around the origin of the parent coordinate system on which the origin of the child coordinate system is assumed to move around.
<name>RadiusStd	double	standard deviation of the radien