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Ground extraction: Classify regions by colour range?

  • 1.  Ground extraction: Classify regions by colour range?

    Posted 05-20-2020 22:28

    I have flown a section of coast line and I would like to extract ground (ie sand). Problem the ground extraction still includes the small bushes. Is there a way in TBC to classify regions by colour range? Would to measure sand erosion and need a DTM just with the sand elevations plenty of space between the bushes to get sand elevations around 50% with no vegetation.



  • 2.  Re: Ground extraction: Classify regions by colour range?

    Posted 05-27-2020 10:08

    Hi Michael, the current classification tool in TBC does not use the color information. TBC 5.30 now offers a tool called Flatten Surface. It is designed to remove peaks in a surface such as a DTM. You can find it in the Surfaces tab. Here's how you can use the command: https://youtu.be/6sT5H5FKjgg