KNOWLEDGE, EMBEDDINGS & RAG • 137 / 397
Teach models to look up relevant information before answering.
Reranking
Reranking uses an additional model or scoring step to reorder retrieved candidates for relevance.
Think of it like
Think of Reranking like a library system: instead of memorizing every book, find the right shelf and bring only the useful pages to the desk.
Real life
Search engines and recommendation systems use ideas related to Reranking.
SRE lens
A reranker can improve the final five chunks after a fast first-stage search.
Remember thisReranking uses an additional model or scoring step to reorder retrieved candidates for relevance.