QO-Bench: Diagnosing Query-Operator-Preserving Retrieval over Typed Event Tuples

arXiv:2606.04646 · cs.CL, cs.AI, cs.IR · Submitted 2026-06-03 · Read on arXiv

cs.CL, cs.AI, cs.IR

Submitted: 2026-06-03

Updated: 2026-09-08

Comments: Accepted to Findings of EMNLP 2026

Code: https://github.com/ZHANG-MENGAO/qo-bench

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• RAG — 42× in this paper · explained in 3 episodes
• Benchmark — 34× in this paper · explained in 2 episodes
• Aggregation — 14× in this paper · explained in 1 episode
• Provenance — 9× in this paper · explained in 3 episodes
• LLM judge — 5× in this paper · explained in 2 episodes
• Text-to-SQL — 4× in this paper · explained in 3 episodes
• Core — 3× in this paper · explained in 2 episodes
• Embeddings — 3× in this paper · explained in 2 episodes
• Fidelity — 3× in this paper · explained in 2 episodes
• Retrieval-Augmented Generation (RAG) — 3× in this paper · explained in 16 episodes
• Adam — 2× in this paper · explained in 2 episodes
• Annotator Agreement — 2× in this paper · explained in 1 episode
• Benchmarking — 2× in this paper · explained in 3 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Adaptation — 1× in this paper · explained in 1 episode
• Agentic Retrieval — 1× in this paper · explained in 1 episode
• Generative Model — 1× in this paper · explained in 2 episodes
• Generative Models — 1× in this paper · explained in 2 episodes
• Hallucination — 1× in this paper · explained in 3 episodes
• LLM-as-a-Judge — 1× in this paper · explained in 3 episodes
• Ontology — 1× in this paper · explained in 2 episodes
• Temporal Reasoning — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• From Local to Global: A Graph RAG Approach to Query-Focused Summarization
• RAGBench: Explainable Benchmark for Retrieval-Augmented Generation Systems
• FinanceBench: A New Benchmark for Financial Question Answering
• A Survey on Deep Learning Event Extraction: Approaches and Applications
• Aggregation Queries over Unstructured Text: Benchmark and Agentic Method

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