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US 11,778,122 B2Granted
Apparatus, method, and storage medium for removing shading dots
AssigneeCanon Kabushiki Kaisha
InventorTaisuke Ishiguro
Life of this patent
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Abstract
According to an exemplary embodiment of the present disclosure, an isolated dot is removed from an image including a shading dot, and a shading dot in contact with a character is removed from the isolated dot-removed image based on a size of the removed isolated dot.
Claims18
An apparatus comprising:
- at least one memory that stores instructions;
- and
- at least one processor that executes the instructions to perform:
- removing an isolated dot from an image including a shading dot;
- and
- removing a shading dot in contact with a character from the isolated dot-removed image based on a size of the removed isolated dot.
3 more elements
A method comprising:
- removing an isolated dot from an image including a shading dot;
- and
- removing a shading dot in contact with a character from the isolated dot-removed image based on a size of the removed isolated dot.
A non-transitory computer readable storage medium storing instructions that causes a computer to perform:
- removing an isolated dot from an image including a shading dot;
- and
- removing a shading dot in contact with a character from the isolated dot-removed image based on a size of the removed isolated dot.
Dependencies are inferred from the claim text.