首页> 外国专利> CHROMATIC DIFFERENCE CALCULATION DEVICE, CHROMATIC DIFFERENCE CALCULATION METHOD AND PROGRAM

CHROMATIC DIFFERENCE CALCULATION DEVICE, CHROMATIC DIFFERENCE CALCULATION METHOD AND PROGRAM

机译:色差计算装置,色差计算方法及程序

摘要

PROBLEM TO BE SOLVED: To provide a chromatic difference calculation device that calculates a chromatic difference between an examination object and sample even when a plurality of colors is irregularly given to the examination object.SOLUTION: A chromatic difference calculation device 100 comprises: an acquisition unit 1 that acquires comparative chromatic information from a comparative image indicative of an examination object, and acquires a reference chromatic information indicative of a sample of the examination object from a reference image indicative of a sample of the examination object; a clustering unit 3 that clusters the comparative chromatic information into a plurality of comparative clusters, and clusters the reference chromatic information into a plurality of reference clusters; a selection unit 4 that selects a comparative representation color from the comparative cluster, and selects a reference representation color from the reference cluster corresponding to the comparative cluster; and a calculation unit 5 that calculates a chromatic difference between the comparative representation color and the reference representation color.SELECTED DRAWING: Figure 2
机译:解决的问题:提供一种色差计算装置,即使当不规则地将多种颜色给予检查对象时,该色差计算装置也可以计算检查对象和样本之间的色差。解决方案:色差计算装置100包括:获取单元1,从表示检查对象的样本的比较图像中获取比较色度信息,并从表示检查对象的样本的基准图像中获取表示检查对象的样本的基准色度信息;聚类单元3,将所述比较色度信息聚类为多个比较类,并将所述参考色度信息聚类为多个参考类。选择单元4,其从所述比较簇中选择比较代表色,并从与所述比较簇相对应的所述参考簇中选择参考代表色;以及计算单元5,其计算比较表示颜色和参考表示颜色之间的色差。

著录项

  • 公开/公告号JP2017194421A

    专利类型

  • 公开/公告日2017-10-26

    原文格式PDF

  • 申请/专利权人 RICOH CO LTD;

    申请/专利号JP20160086197

  • 发明设计人 NAGAI SHO;KANEBAKO YUSUKE;

    申请日2016-04-22

  • 分类号G01J3/46;G06T7/90;H04N1/60;H04N1/46;

  • 国家 JP

  • 入库时间 2022-08-21 14:00:59

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