Is it possible to do visualize the decision surface for four groups of data by using three variables?

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sharmin sathi 2022-1-7

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评论： Walter Roberson 2022-1-10

data_with_group.csv

Dear @Walter Roberson sir, @Image Analyst sir, @Benjamin sirsir,

I have N samples in four categories. I have attached data file for your consideration.

please help me.

thanks in advance.

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sharmin sathi 2022-1-10

编辑：sharmin sathi 2022-1-10

Dear @Walter Roberson sir,

From this image how can distinguish the different groups of data visualy?. There is no color for the specific group of data.

Walter Roberson 2022-1-10

I have not figured out as yet why the items all show up as grey; the code does generate color components for each item.

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KSSV 2022-1-7

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https://ww2.mathworks.cn/matlabcentral/answers/1624070-is-it-possible-to-do-visualize-the-decision-surface-for-four-groups-of-data-by-using-three-variables#answer_869955

You may refer this link to do the same: https://in.mathworks.com/matlabcentral/answers/407736-plot-3d-hyperplane-from-fitcsvm-results

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Image Analyst 2022-1-7

How did you create the surface?

sharmin sathi 2022-1-8

Dear @Image Analyst sir,

i don`t know . If you know, pls help me.

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