Brent Spell on Pixie: A System for Recommending 3+ Billion Items...

Full Title: Pixie: A System for Recommending 3+ Billion Items to
200+ Million Users in Real-Time

Link: https://arxiv.org/pdf/1711.07601.pdf

Description: Pixie is a novel graph-based recommender system developed at Pinterest for recommending new pins/boards to a user based on history and interest. The abstract algorithm is presented, along with a detailed description of the engineering challenges, tradeoffs, and optimizations considered in its implementation.

Speaker Bio: Brent Spell is the CTO of Pylon ai, Inc., a voicestuff company. His interests include long experiment runs in a Jupyter notebook, installing GPUs, and reading new things in order to forget old things.