Contains the features related to the covariance matrix of a three-dimensional image.
Information about the measurement named measurement can be accessed by using the method
measurementInformation() which returns a
FieldInformation
Information about the measurement named measurement can be accessed by using the property
measurementInformation which returns a
FieldInformation
Information about the measurement named measurement can be accessed by using the property
measurement_information which returns a
FieldInformation
Object members
Measurement name
Description
Element type
Indexing
Physical Information
momentXX
The XX moment of order 2, expressed in square voxels. It is the first diagonal element of the 3D covariance matrix.
Floating point
None
COEFFICIENT
momentYY
The YY moment of order 2, expressed in square voxels. It is the second diagonal element of the 3D covariance matrix.
Floating point
None
COEFFICIENT
momentZZ
The ZZ moment of order 2, expressed in square voxels. It is the third diagonal element of the 3D covariance matrix.
Floating point
None
COEFFICIENT
momentXY
The XY moment of order 2, expressed in square voxels. It is the elements (1,2) and (2,1) of the 3D covariance matrix.
Floating point
None
COEFFICIENT
momentXZ
The XZ moment of order 2, expressed in square voxels. It is the elements (1,3) and (3,1) of the 3D covariance matrix.
Floating point
None
COEFFICIENT
momentYZ
The YZ moment of order 2, expressed in square voxels. It is the elements (2,3) and (3,2) of the 3D covariance matrix.
Floating point
None
COEFFICIENT
orientation1Theta
The azimuthal angle, in degrees, of the main orientation of the image structures. It is given by the orientation of the eigenvector associated with the largest eigenvalue of the covariance matrix.
Floating point
None
ANGLE
orientation1Phi
The polar angle, in degrees, of the main orientation of the image structures. It is given by the orientation of the eigenvector associated with the largest eigenvalue of the covariance matrix.
Floating point
None
ANGLE
orientation2Theta
The azimuthal angle, in degrees, of the secondary orientation of the image structures. It is given by the orientation of the eigenvector associated with the smallest eigenvalue of the covariance matrix.
Floating point
None
ANGLE
orientation2Phi
The polar angle, in degrees, of the secondary orientation of the image structures. It is given by the orientation of the eigenvector associated with the smallest eigenvalue of the covariance matrix.