supercover

plural supercovers

1. computer graphicsA set of all of the pixels or voxels etc. that intersect a given object.

   an expanded part of the reconstructed object using supercovers

   2012, Valentin E. Brimkov, Reneta P. Barneva, Digital Geometry Algorithms (page 349)

   1 more example

   Supercovers may contain "bubbles", i.e. many digitization pixels for one point points with half-integer coordinates for instance).

   2005, Discrete Geometry for Computer Imagery, page 349