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Author

Joohyun Lee

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Jul 2026

Hierarchical Reranking for Scalable Financial RAG System

Hierarchical Reranker is proposed, a deployable, domain-optimized RAG pipeline that enhances both the accuracy and scalability of financial reasoning, paving the way for automated audit reporting and quantitative investment analysis.

Joohyun Lee, Sungwoo Hong · 0 citations
Open access 2026

Graph-of-Context: Recoverable Fold/Unfold and Scoped Fork for Instrumented Long-Horizon Multi-Turn LLM Agentic Workflows

Graph-of-Context (GoC) is introduced as a split between a recoverable storage graph and a budget-constrained active context for instrumented single-session workflows with available or constructible dependency traces, and scoped fork adds dependency-aware projection with provenance-preserving rejoin within that trace gr...

Joohyun Lee, Wen-Syan Li · 0 citations

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