试用软件

I have an image of an object with plane background, how can i know background intensity value

1 次查看（过去 30 天）

显示更早的评论

Mahesh Kumar 2014-2-2

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/114523-i-have-an-image-of-an-object-with-plane-background-how-can-i-know-background-intensity-value

回答： Nitin 2014-2-2

采纳的回答： Nitin

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

请先登录，再进行评论。

请先登录，再回答此问题。

采纳的回答

Nitin 2014-2-2

0
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/114523-i-have-an-image-of-an-object-with-plane-background-how-can-i-know-background-intensity-value#answer_122991

If you want to know the intensity at a particular location,

I = imread('img.bmp); % read image

intensity_val = I(20,40); % This gives you the intensity value at that point on your image

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

请先登录，再进行评论。

更多回答（0 个）

请先登录，再回答此问题。

类别

Image Processing and Computer Vision Image Processing Toolbox Geometric Transformation and Image Registration

在 Help Center 和 File Exchange 中查找有关 Geometric Transformation and Image Registration 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Translated by

试用软件