Chapter 4
Performing Particle Analysis
©
National Instruments Corporation
4-9
IMAQ Vision for Visual Basic User Manual
cwimaqMeasurementNormMomentOfInertiaXY
The normalized moment of inertia in the
X and Y directions.
cwimaqMeasurementNormMomentOfInertiaXYY
The normalized moment of inertia in the
X direction once and the Y direction
twice.
cwimaqMeasurementNormMomentOfInertiaYY
The normalized moment of inertia in the
Y direction twice.
cwimaqMeasurementNormMomentOfInertiaYYY
The normalized moment of inertia in the
Y direction three times.
cwimaqMeasurementNumberOfHoles
Number of holes in the particle.
cwimaqMeasurementNumberOfHorizSegments
Number of horizontal segments in the
particle.
cwimaqMeasurementNumberOfVertSegments
Number of vertical segments in the
particle.
cwimaqMeasurementOrientation
The angle of the line that passes through
the particle Center of Mass about which
the particle has the lowest moment of
inertia.
cwimaqMeasurementParticleAndHolesArea
Percentage of the particle Area in
relation to its Particle & Holes’ Area.
cwimaqMeasurementPerimeter
Sum of the perimeters of each hole in the
particle.
cwimaqMeasurementRatioOfEquivalentEllipseAxes
Equivalent Ellipse Major Axis divided
by Equivalent Ellipse Minor Axis.
cwimaqMeasurementRatioOfEquivalentRectSides
Equivalent Rect Long Side divided by
Equivalent Rect Short Side.
cwimaqMeasurementSumX
The sum of all X-coordinates in the
particle.
cwimaqMeasurementSumXX
The sum of all X-coordinates squared in
the particle.
cwimaqMeasurementSumXXX
The sum of all X-coordinates cubed in
the particle.
Table 4-1.
Measurement Types (Continued)
Measurement
Description
