Drone Travaux utilise le logiciel Pix4D ! ( article en anglais source Pix4D )
Pix4D makes it possible to measure from images. Ground control points make it possible to measure accurately.

If you’ve attended a Pix4D training session, or spent any time on the Pix4D community or documentation, you’ll have heard the term ground control points.

Ground control points are ‘those big square things’ – right?

Right – but they’re a whole lot more than that too.

In this article, we’ll cover what ground control points are, and why they’re important in an aerial mapping project.