Category Archives: How to

Photogrammetry tutorial 7: multi-chunk project handling

In palaeontology (and many other disciplines) you often deal with specimens that you wish to capture in what I term “720°” – all around (360° around it for the vertical axis), and bottom and top, too (360° around the transverse … Continue reading

Posted in 3D modeling, Digitizing, Dinopics, Dinosauria, Giraffatitan, How to, MfN Berlin, photogrammetry, Sauropoda, Sauropodomorpha | 2 Comments

PHOTOGRAMMETRY IN PALEONTOLOGY – A PRACTICAL GUIDE

While I was on holiday my latest paper finally went online. It is a joint effort with Oliver Wings that details some good approaches for photogrammetric 3D modelling specimens. You can find the PDF at this link. The web version … Continue reading

Posted in 3D modeling, AMNH, Conferences, DigitalSpecimen 2014, Digitizing, Dinopics, Dinosaur models, How to, Khaan, Maniraptora, Open Access publishing, Oviraptorosauridae, papers, photogrammetry, photography, Theropoda | 1 Comment

How to easily de-conflict event timings for conferences

Today’s topic has nothing to do with dinosaurs, but it is something some of you may encounter every once in a while. Let’s say you’re planning a conference with many events – talk sessions, poster sessions, workshops, whatnot. Obviously, you’ll … Continue reading

Posted in Conferences, DigitalSpecimen 2014, How to, non-palaeo | 1 Comment

Photogrammetry tutorial 1: equipment

Taking photos for photogrammetry can be dead simple, or it can be a fiendishly difficult task. It all depends on the specimen you want to get a 3D model of. Here’s a not-so-short guide on how to ensure that your … Continue reading

Posted in 3D modeling, Digitizing, How to, photogrammetry | 7 Comments

Using Hugin part 4: mosaic images

“What is a mosaic image?” people typically ask when I use the term. I explained it before, so I’ll just c&p: Mosaic images A mosaic is created by stitching (planar) photos together where each picture is taken from a different … Continue reading

Posted in How to, playing with photos | 7 Comments

Using Hugin part 3: aligning and cropping only (medium difficulty)

Sometimes, you want to align photos, and remove barrel distortion maybe, but you do not want to stitch them. I detailed one example before, aligning photos for HDR. Typically, this does not work too well in graphics programs if you … Continue reading

Posted in How to, non-palaeo | 1 Comment

Using Hugin part 2: medium

Last time, I told you how to use the fully-automatic mode of hugin, and how to make a few minor corrections to improve results. Today, we will look at more complex panoramas, and some more manual work in the program. … Continue reading

Posted in How to, landscapes, non-palaeo | 5 Comments