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Robust automatic determination and location of MacBeth color checker charts

机译:强大的MacBeth颜色检查器图表自动确定和定位

摘要

A MacBeth color checker chart automatic detection system includes an imaging unit that provides an image and a processing unit that applies an edge detection operation to the image and performs a flood-fill operation on the image to provide a flood-filled image. Additionally, the MacBeth color checker chart automatic detection system includes a testing unit that tests the flood-filled image to provide a modified flood-fill image, wherein a set of heuristic tests are employed to automatically determine quantity and location of MacBeth color checker charts. Generally, the set of heuristic tests are employed to automatically reject regions that are unlikely to belong to a MacBeth color checker chart and to cluster the remaining regions that are likely to belong to a Macbeth color checker chart. A MacBeth color checker chart automatic detection method is also provided.
机译:MacBeth颜色检查表自动检测系统包括提供图像的成像单元和对图像进行边缘检测操作并对图像执行泛光填充操作以提供泛光图像的处理单元。另外,MacBeth颜色检查器图表自动检测系统包括测试单元,该测试单元测试洪水填充图像以提供修改的洪水填充图像,其中采用一组启发式测试来自动确定MacBeth颜色检查器图表的数量和位置。通常,使用启发式测试集来自动排除不太可能属于MacBeth颜色检查器图表的区域,并对可能属于Macbeth颜色检查器图表的其余区域进行聚类。还提供了MacBeth颜色检查器图表自动检测方法。

著录项

  • 公开/公告号US9064314B2

    专利类型

  • 公开/公告日2015-06-23

    原文格式PDF

  • 申请/专利权人 NVIDIA CORPORATION;

    申请/专利号US201313849817

  • 发明设计人 SHALINI GUPTA;GORAN DEVIC;

    申请日2013-03-25

  • 分类号G06K9/00;G06T5/00;G06T7/00;G06T7/40;

  • 国家 US

  • 入库时间 2022-08-21 15:19:56

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