Author Archives: Tyler Pubben

Testing DJI 2.4GHz datalink

Part of my current project involves using a multirotor UAV with a methane detection system to monitor for pipeline leaks in small high pressure distribution lines. I first started getting involved with UAV systems back in 2014 when DJI wasn’t nearly the household name it is now. The Phantom 3 had just come out and… Read more »

Elementary wasn’t so great after all

Well, I know I just posted up a bunch of information on how to set up QGIS 3 and PostgreSQL/PostGIS on Elementary OS Juno, but alas, that’s over. Elementary OS is by far the best looking Linux Distribution (Distro) that I’ve yet used, and I assumed that since it was basically a re-skinned Ubuntu 18.04… Read more »

Using Python and openCV to create a difference of Gaussian filter

SIFT SIFT (Scale Invariant Feature Transform) is one of the underlying concepts in Structure from Motion photogrammetry, which plays a large part in my Masters research. To better understand how the process works I am working through the process manually, calculating all of the intermediate steps along the way. The first (of 4) phases of… Read more »

Computer troubles

It’s been a while since I’ve posted because…well…I was dumb. I ended up destroying my computer while I was moving it from my basement office to my new fancy office upstairs in my house. Turns out dropping a computer down a flight of stairs not only puts one heck of a dent in hardwood flooring… Read more »