I work a lot with drone data. Two common tasks are stitching 360 degee panoramas and detecting objects in an image.
Both of those are technically complicated - panorama stitching involves feature point detection, correlation, determining homographies, seam carving, and more.
Object detection is a whole field of research unto itself …
Maybe you're heard of Bootstrap, but don't know exactly what it is, or how to use it? The landing page description is less than helpful:
Build responsive, mobile-first projects on the web with the world's most popular front-end component library. Bootstrap is an open source toolkit for developing with HTML …
On Wednesday night, the Milwaukee Python group met up to discuss Django. The meeting was hosted by Digital Measures in Milwaukee's third ward. We had a great turnout and lots of good questions.
Andrew Glassman and I both spoke on Django, its features, and how to use it. The notes …
Part of a series of examples from the CV cheat sheet. Click here for other computer vision applications.
Detecting circles in an image is a common task in computer vision. One way to do this is with the Hough (pronounced "Huff") transform. The math behind it is beyond the scope …
I was really happy to give a talk at PyOhio this year. My presentation was To Infinity and Beyond, a talk about image processing, computer vision, and astronomy.
You can find the slides from my talk in PDF format here.
The programming language I talked about, DIL, lives on GitHub …
git rebase is a really powerful tool, but I always forget which commits
to pick and squash. Suppose your commit history looks like this:
bd7bf7d this is the commit message I want to keep
2313327 checkpoint commit 2
d4ac9ee checkpoint commit 1
c56d9c3 latest commit on master (don't change …In my last post, I talked about stitching panoramas with Photoshop. There is an open source application named Hugin that can do the same and more. It is dedicated panorama stitching software, so there are many more options available to you.
This guide uses Hugin 2016.2.0.
Hugin supports …
One of Photoshop's less frequently used features is the ability to stitch together photos into a panorama. Here's how you can go about making them.
This guide uses Photoshop CC 2017.1.1 on Windows 10.
In Photoshop, go to File -> Automate -> Photomerge.
The photomerge dialog will come up. You …
Part of a series of examples from the CV cheat sheet. Click here for other computer vision applications.
Detecting straight lines in an image is a common task in computer vision. One way to do this is with the Hough (pronounced "Huff") transform. The math behind it is beyond the …
Computer vision is a broad field - there are many algorithms and it can be hard to tell what's the best way to attack a given problem. This aims to provide a guide on what to use.