Photogrammetry – Managing the Data

How much? Photogrammetry produces a lot of data. Here’s a walk-through of the kind of volume needed to create the High Seas Fleet pinnace found last month in Scapa Flow:- Volume of data by event From beginning to end we have:- Dive – 598 RAW files = 15.32Gb Initial processing – 598 derived JPEG images Read more about Photogrammetry – Managing the Data[…]

A New Wreck Discovery!

Deep3D are long-time supporters of Weymouth-based The Shipwreck Project, a group dedicated to finding and researching shipwrecks in the English Channel. Over the years of involvement Deep3D have dived quite a few previously unseen targets, some that have turned out to be junk, and some that have been a historical jackpot. Target diving and site recording Read more about A New Wreck Discovery![…]

NDAC Orthophoto

Over the last week the NDAC model grew a little bit, with the BaE 146 aircraft joining the overall site (Thanks Marcus!). An updated model will be published soon. GPS Data Other progress included adding GPS data, using Google Earth to glean the latitude and longitude of the various buoys that mark the attractions. Depth was taken Read more about NDAC Orthophoto[…]

Digital Elevation Models Revisited

The Model Digital Elevation Models (DEM) are one of the outputs photogrammetry delivers. They are (almost) free, as long as you have GPS data (Latitude, longitude and depth) for known points then orientating and generating a view of the undulations of the scan is straightforward. The SS Gwladmena was scanned back in August 2016. At Read more about Digital Elevation Models Revisited[…]

Deep3D and the Coronation Virtual Trail

Spring 2016 saw Deep3D collaborating and contributing to a ground-breaking project – the Coronation Wreck Virtual Dive Trail. The association with the Coronation site and the licensees was long-standing, with both traditional photography and 3D photogrammetry work already completed so when it came to commissioning the work MAST turned to Deep3D. However, the whole site Read more about Deep3D and the Coronation Virtual Trail[…]

Underwater Photogrammetry…on the radio

Yes, you read the title correctly! Word of what Deep3D was up to in Scapa Flow this November reached the editors at BBC Orkney. Intrigued to know more, they sent along a reporter and recorded a short interview with Simon. The interview begins at 12 minutes 50 into the broadcast:- Photogrammetry on the BBC. The Read more about Underwater Photogrammetry…on the radio[…]

Digital Elevation Models

Next year sees the start of a little project run by The Shipwreck Project to find the missing pieces in a great story involving a Second World War single seat fighter that crashed in Weymouth Bay. We know the date and the fate of the pilot – he bailed out and was rescued – but we do Read more about Digital Elevation Models[…]