Mohammad Imangholiloo

3 Questions 6 Answers 0 Followers

Questions related from Mohammad Imangholiloo

Can point density vary within a point cloud file from photogrammetry or airborne laser scanning (ALS)?

Hi, Is it possible to have different point densities within a point cloud file of a large area? If so, which parameters play role in it? Also, does it matter if the point cloud is created from...

28 July 2017 2,456 4 View

Why negative values in canopy height model (CHM)?

Hi, I am processing photogrammetry-driven point clouds to get canopy height model (CHM) and tree metrics, etc. I see some (negligible) negative values in CHM. The land height is about 130 m above...

28 July 2017 7,628 1 View

What extent of %E for daily estimate of ET can be acceptable?

Because there are variations between different ET estimations methods.

14 March 2014 8,474 2 View