Andy Toulis

Data scientist on Shopify’s search relevance team. Day-to-day work designing, implementing, and evaluating changes to search ranking; helped build search on the Shop app.

Known For

• Co-presenting Haystack US 2022 - Bayesian Optimization of Relevance at Shopify with Doug Turnbull — a concrete walkthrough of using Bayesian Optimization to retune BM25’s b/k1 and match-clause boosts on Shopify’s product title field

Videos

• Haystack US 2022 - Bayesian Optimization of Relevance at Shopify

Topics

• Tuning BM25 for E-commerce Search

Key Concepts

• Bayesian Optimization
• BM25

Affiliations

• Shopify