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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