How to generate ground truth pictures like those on paper

[2000LuoLuo]

Hello,
I want to generate ground truth pictures like those on paper, what should I do?

Below is the execution result of the conversion code I found on the Internet.

I want to generate like this.

Thank You.

[Gao-yudong]

change the dataset

[2000LuoLuo]

Yes, I try to converse the image from .mat to png like above, but it doesn't have detail like paper. What should I do? Thanks.

[Gao-yudong]

i don't understand it. are you just need the result?

[LanqingGuo]

你不可以将结果转为01结果，保留浮点数进行黑白转换