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calib_cn.md 标定采样问题 #44

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ljl86092297 opened this issue Aug 7, 2024 · 0 comments
Open

calib_cn.md 标定采样问题 #44

ljl86092297 opened this issue Aug 7, 2024 · 0 comments

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@ljl86092297
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我使用您calib_cn.md 文档中的操作流程，我色块采样的时候是用了同样大小的框在图像中局部采样如下所示，但在计算K与var的时候发现，在iso较低时（100-400）k与var并不成线性关系，请问这是正常的现象吗？那如果不成线性关系我该如何继续后续的步骤？还是说只要用一条直线拟合大部分的点就可？不一定需要他们呈线性关系？
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