Bogdan Ouatu

Blog

Labs and essays. Browse the full archive

Aug 7, 2022 · 22 min read

Implementing Alternating Least Squares (ALS) from Scratch in Python

A deep dive into building ALS for recommendation systems in Python. Includes the full derivation, a vectorized implementation, and an analysis of its real-world performance limits.

Code Labs #python#machine-learning

Projects

A collection of my joy-driven projects. Browse the full projects archive for every launch and experiment.

Featured

maze-solver

Upload or photograph a black and white maze, clic…

Live · ouatu.ro Code · /ouatu-ro/maze-solver

Featured

table-planner

table-planner

Interactive event seating planner - drag, drop, a…

Live · ouatu.ro Code · /ouatu-ro/table-planner

Featured

HA

hall-of-mirrors-3

Digital version of the Hall of Mirrors 3 Jane Str…

Live · ouatu.ro Code · /ouatu-ro/hall-of-mirrors-3

Get In Touch

Write to discuss ideas or request technical consulting.

Email Me: hello@ouatu.ro Connect on LinkedIn