How to crop image after regionprops

Question

Kong 2020-3-18

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/511556-how-to-crop-image-after-regionprops

编辑： Sai Bhargav Avula 2020-3-25

采纳的回答： Sai Bhargav Avula

kong.jpg

在 MATLAB Online 中打开

Hello.

I found the centroid of an image like this. I want to crop the image using the centroid.

clear all
close all
I = imread('kong.jpg') ;
Ibw = im2bw(I);
Ibw = imfill(Ibw,'holes');
Ilabel = bwlabel(Ibw);
stat = regionprops(Ilabel,'centroid');
imshow(I); hold on;
for x = 1: numel(stat)
    plot(stat(x).Centroid(1),stat(x).Centroid(2),'ro');
end

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Answer 1

Sai Bhargav Avula 2020-3-23

1
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/511556-how-to-crop-image-after-regionprops#answer_421404

编辑：Sai Bhargav Avula 2020-3-25

Hi,

You can use imcrop to crop the image. The answer in the following link gives a detailed explanation on how to crop the image around the given centriod.

https://www.mathworks.com/matlabcentral/answers/355880-how-to-crop-square-of-size-100-x-100-around-the-centroid-of-an-image#answer_280921

Hope this helps!