Charles Leifer

Welcome! I'm a software engineer and I like blogging about Python, databases, and programming in general. I'm the author of several open-source Python libraries including Peewee ORM , Huey task queue and lots more . Below you can find a list of my most recent blog posts.

Popular posts: 5
Total points: 792
HN comments: 223
Rank: #2,918 personal

Visit charlesleifer.com → RSS feedOn Hacker News Nov 2010 – Jan 2019

Databases & Data 4 Software Engineering 3 Web & Frontend 1 Infrastructure & DevOps 1 AI & Machine Learning 1

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Using python and k-means to find dominant colors in images

2012189 points31 comments Databases & Data details

I'm working on a little photography website for my Dad and thought it would be neat to extract color information from photographs. I tried a couple of different approaches before finding one that works pretty well. This approach uses k-means clustering to cluster the pixels in groups based on their color. The center…