Fine-tuning
Empowering Carrot Ads with Domain Adaptive Learning
Our short summary of Instacart’s engineering write-up. The full story, with all the detail, is on their blog.
Read the full write-up on tech.instacart.com (opens in a new tab)Problem
New partners had almost no ad interaction data, making it hard to predict which ads users would click.
Solution
Instacart moved a model trained on its large marketplace to the partner’s site, then fine‑tuned it with the partner’s few clicks, giving better ad rankings.
Want the architecture, code and numbers? They’re in the original post.
Read the full write-up on tech.instacart.com (opens in a new tab)