overfilter
nounEtymology From over- + filter.
1
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences, Signal processing A morphological filter (idempotent operator) whose image is a superset of the domain.
- It is clear that overfilters and underfilters are dual in the sense of the duality principle.1999, Edward R. Dougherty, Jaakko Astola, Nonlinear Filters for Image Processing, page 180:
- Coordinate terms
- underfilter