Accuracy Defined?

Underwater GPS meets Photogrammetry For a while we have been using GPS located cameras to construct highly accurate models of defensive structures known as pillboxes. Fixing a camera position above the waves is straightforward enough and you can build representative models without additional scale bars or measurements if the GPS signal is accurate. The problems Read more about Accuracy Defined?[…]

Go Large & Print Big

Long time friend and collaborator Grahame Knott of Deeper Dorset decided he wanted some art to hang in the house. Whatever was going to hang needed to be relevant and big enough to fill the wall in a single image. With everything in life, size matters and the opportunity to print an ortho photo was Read more about Go Large & Print Big[…]

DEM of pillbox

Line of Control

Living in the South East of the UK you are never far away from reminders of more turbulent times. Built during 1940/41 and stretching across the the country are lines of bunkers – known as pillboxes – and other fortifications intended to slow down an invading army. Type 24 Pillbox by Deep3D on Sketchfab. Thankfully Read more about Line of Control[…]

Lights, Camera, Action!

The latest release of Agisoft Metashape 1.5.3 has seen some major improvements to the animation pane. Photoscan 1.4 beta first saw the animation pane appear and we did a review at the time. There was a choice of horizontal or vertical viewpoints and any detailed camera track could be loaded but needed 3rd party software Read more about Lights, Camera, Action![…]