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Aerial photogrammetry and ski areas
November 14, 2020

Knowing well where an avalanche could start is very important for designing of barriers. The distance between alignments is a crucial parameter for a good snow-retention action. If barriers are too far …


Road surveying in a quarry site
June 3, 2020

I'is important to know position of the roads in a construction site. Especially in an excavation quarry. Especially if the change quickly. Especially if it is a quite "vertical"site. In the Apuanian Alps, North …


Aerial photogrammetry along the coast
June 1, 2020

Aerophotogrammetry along a coast can be useful for: studying the evolution of the shore line; planning coastal defense projects and works; analyzing how harbours and other structures act for sand's …


Contours from a 3D point cloud
May 28, 2020

You can generate contour lines from a point cloud. You have two options: - process a digital elevation model and then generate the contour lines from it; - create contour lines directly from …


Aerial photography and harbor sea hydraulics
May 20, 2020

A video made by a drone during an sea storm, or a swell, could help understand the dynamics of the propagation of waves within a port area. The study of the …


Orthomosaic and ancient pavements
May 18, 2020

A high resoution orthomosaic helps you can clearly identify all the stone elements of an ancient road's pavement. It's really useful if it's required to remove the stones and, at the …


Photogrammetry – Features points
May 11, 2020

The first step of a "structure from motion" process is defining the "features points" of each image. These are points that the software is able to detect very well. It is also …


Dangerous land surveying of rocky unstable slopes
May 7, 2020

Surveying activities of unstable material on high slopes is better done from above and with a drone rather than walking on it. It's safer! A "ravaneto", in the Apuanian Alps quarries (where …


Photography – An app for camera remote controlling
May 6, 2020

qDSLRdashboard is an app that allows you to remote control a camera. It works with Nikon and Canon DSLR cameras and with Sony mirrorless cameras. I use it with an Android tablet. It …


Sun can cheat a drone’s anti-collision system
May 5, 2020

If your drone has an anti-collision system it could be cheated by the sun. If it's active and even if there aren't any physical objects in front of it, the drone …


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  • ABOUT ME

    Paolo Corradeghini portrait

    My name is Paolo Corradeghini.
    I’m an italian egineer.
    I was born in 1979 and i’m a surveyor.
    I’m passionate about outdoor sports and love to comunicate through writing and visuals.

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