image segmentation through color tones

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Bruno Fcav 2019-3-20

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https://ww2.mathworks.cn/matlabcentral/answers/451268-image-segmentation-through-color-tones

回答： Image Analyst 2019-3-21

EsmeraldaCut.png

I need to segment in the image (Figure 1) below the green color of light tint, as in those circled parts (Figure 2). Does anyone have an idea how to do this?

I would like a result close to that of figure 3.

Figure 2:

Figure 1:

Figure 3:

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Image Analyst 2019-3-21

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https://ww2.mathworks.cn/matlabcentral/answers/451268-image-segmentation-through-color-tones#answer_366507

You need to use a colorimetric color space like HSV. I used the Color Thresholder app on the Apps tab of the tool ribbon to determine thresholds to use in HSV color space. Try the attached demo.