After postprocessing drone imagery of a forest area in rough terrain, I had a weird issue such as in the images below.

The effect is like the cropping of trees following the DSM.

If you have encountered this issue, what it is exactly? And why does it happen?

The Orthophoto  I

The DSM enter image description here

  • Suggest you edit your question to add more details, particularly what postprocessing steps, and what software you used.
    – user2856
    May 11, 2022 at 3:12
  • Ditto to user2856 for more detail. How much image overlap do you have for this area?
    – GBG
    May 16, 2022 at 16:30


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