Rebuilding Linkedins Follows Recommendations With Llm Based Semantic Retrieval And Ranking
Source
LinkedIn Engineering
Author
LinkedIn Engineering
Date
Terms in this piece · Glossary
LLM — A large language model — the neural network behind tools like Claude and ChatGPT, trained on huge amounts of text to predict what comes next.
Why it matters
A concrete cure for popularity bias and cold start in recommendations: render both sides of the match as text, embed them into one shared space, and retrieve on meaning instead of engagement heuristics.