SignificantPoint

OBJECT CLASS SignificantPoint
             isa* Cobject
  DESCRIPTION: "Significant points of a region or plot"
  ATTRIBUTE xcoord: [1,1] FLOAT
  ATTRIBUTE ycoord: [1,1] FLOAT
  ATTRIBUTE pvalue: [1,1] FLOAT
  ATTRIBUTE note: [0,1] VARCHAR(255)

This class is used by the Graphic class to describe significant points in an image, as well as their values and annotations.