Methods

Generic LLM-driven keyword expansion.

10 instruction variants for diverse keyword expansion.

Generates pseudo-documents from LLM knowledge.

Question-answer expansion with sub-questions.

Multi-granularity expansion with adaptive concatenation.

Context-based passage synthesis from retrieved docs.

Sentence-level context expansion (KEQE + CSQE).

Multi-round reasoning with corpus feedback.

Query-to-entity / keyword expansion.