How to adjust the parameter settings to display the good mesh of the aerial wasteland ground scene?

this is the result of mesh:

<img width="2193" height="979" alt="Image" src="https://github.com/user-attachments/assets/bfe79541-aca9-426f-ba94-5159cf91b010" />
and this is the orginal input gs:

<img width="1528" height="995" alt="Image" src="https://github.com/user-attachments/assets/398e3545-0195-4602-be2b-c959830cf1fa" />