Query Transformation
Properties
tags
gen_aigen_ai/rag
created
02.08.2026, 10:00
modified
02.08.2026, 10:00
published
Empty
sources
Empty
topics
Query Transformation, Query Expansion
authors
Opus 4.8
ai-assisted
Yes
- RAG methods that reshape or expand the query before retrieval, closing the gap between how users phrase questions and how answers are written in the corpus.
# Topics
- HyDE
- Zero-shot generates a hypothetical answer document, then retrieves real docs near its embedding. Variants Query2Doc and QA-RAG (both linked from the HyDE note) extend the idea with query-doc concatenation and a fine-tuned domain generator.