class: 1,2,3,4
COMPACTNESS: continuous
CIRCULARITY: continuous
DISTANCE CIRCULARITY: continuous
RADIUS RATIO: continuous
PR AXIS ASPECT RATIO: continuous
MAX LENGTH ASPECT RATIO: continuous
SCATTER RATIO: continuous
ELONGATEDNESS: continuous
PR AXISRECTANGULAR: continuous
LENGTHRECTANGULAR: continuous
MAJORVARIANCE: continuous
MINORVARIANCE: continuous
GYRATIONRADIUS: continuous
MAJORSKEWNESS: continuous
MINORSKEWNESS: continuous
MINORKURTOSIS: continuous
MAJORKURTOSIS: continuous
HOLLOWS RATIO: continuous