Noise Filter occasionally small dots or specks appear in the background of a scanned image. These specks increase file compression size and usually contain no image information. Using the Noise Filter on documents containing very fine detail (e.g., the dot on an "i" in
Noise Filter can be used with
•Lone Pixel reduces random noise on
•Majority Rule sets the central pixel value in a matrix according to the majority of white or black pixels in a matrix.
No Noise Filter Used | Remove Lone Pixel |
Image Filter used to enhance images containing dot matrix text and/or images printed with shaded or colored backgrounds using halftone screens. This filter effectively eliminates noise caused by the halftone screen. Choose None or Halftone Removal.
•Halftone Removal used to enhance images containing dot matrix text and/or images with shaded or colored backgrounds using halftone screens. This filter effectively eliminates noise caused by the halftone screen.
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