Making My Own Stamen Watercolor

Making My Own Stamen Watercolor

Every year I make a wildlife photo book for my close friends and family highlighting my best wildlife photos of the previous year. I make the book in ArcGIS Pro using two sets of data driven pages, maps and photo pages. The map pages show the viewer where each photo...

Stoomtreindagen 2023

Stoomtreindagen 2023

Stoom Stichting Nederland (SSN) had their annual Steam Train Days (Stoomtreindagen) on 7 & 8 October 2023, and I went on the 8th. I arrived in the morning at Gouda, and rode the 11:20 train to the SSN depot near Kralingse Bos in Rotterdam, stayed for two hours and...

Prisma AI Photogrammetry

Prisma AI Photogrammetry

Can you perform photogrammetry on AI reprocessed images? Yes you can! I was recently showing my boss how to do photogrammetry, and we captured this rock with our cell phones as an example. I processed my photos with the Prisma AI app, which will use AI to reprocess...

Mushrooms in the Veluwezoom

Mushrooms in the Veluwezoom

It is mushroom season in the Netherlands, and this past weekend there were plenty in Nationaal Park Veluwezoom. On my hike along the NS Wandelroute Dieren to Rheden, I found several prime examples, taking photos and making some 3D models. I captured the basic photos...

Marieholmsskogen Layered Quartz

Marieholmsskogen Layered Quartz

Recently I was hiking in Marieholmsskogen Nature Reserve in Jöngköping Sweden and came across some rocks with layers of what I believe was quartz, so I captured them quickly with photogrammetry. There were two rocks, the first you come across on the trail has many...

UU Data Privacy Handbook

UU Data Privacy Handbook

For the past year at Utrecht University I have been contributing to the Privacy Handbook project as a reviewer. The primary writer, Dorien Huijser, organized a great group of privacy professionals and support staff, monthly meetings with healthy discussions and...

Amersfoort Koppelpoort

Amersfoort Koppelpoort

My family was visiting, and as a tourist outing we went to Amersfoort, the second largest town in Utrecht province, to have a picnic lunch and see the historic Koppelpoort. We had plenty of time in the day, so I took the opportunity to make a 3D model of the...

Stoomtrein Dagen 2022

Stoomtrein Dagen 2022

Yesterday I took a modern train to Gouda to ride one of the steam train shuttles between Gouda and the Stoom Stichting Nederland depot near Kralingse Park in Rotterdam. The steam trains are German engines and old...