Title:
GRAY COMPONENT REPLACEMENT METHOD
Document Type and Number:
Japanese Patent JP2006279961
Kind Code:
A
Abstract:
To provide a two-dimensional gray component replacement method, based on a highlight likelihood and color neutrality, with which an artifact can be avoided.
The method of gray component replacement includes: receiving a current pixel color value (32); determining a highlight likelihood for the current pixel color value (34); determining color neutrality for the current pixel color value (36); and generating an output pixel color value depending upon the highlight likelihood and the color neutrality (38).
Inventors:
HE ZHEN
Application Number:
JP2006084776A
Publication Date:
October 12, 2006
Filing Date:
March 27, 2006
Export Citation:
Assignee:
XEROX CORP
International Classes:
H04N1/46; B41J2/525; G06T1/00; H04N1/60
Domestic Patent References:
JP2004180174A | 2004-06-24 | |||
JP2004112548A | 2004-04-08 | |||
JP2003060929A | 2003-02-28 | |||
JPH07203231A | 1995-08-04 | |||
JP2003259136A | 2003-09-12 |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Kato Kazunori