Multi-Hop QA

QA: Question Answering

Ask about this topic

Momentum

16 papers in the last four weeks, up 45% on the four weeks before. 0.2% of all new papers.

Jul 13Week of Sep 28
View on map

Latest papers 128

All topics
CardsList

  1. Foresight-over-Graph: Reasoning Beyond Local Horizons for Knowledge Base Question Answering

    Oct 6, 2026Yang Hong, Yajun Yang, Xin Wang +2Multi-Hop QALLM Reasoning with Graphs

    Tianjin University, Tianjin, China · Beijing Jiaotong University, Beijing, China

  2. T-Search: An Open Agentic Retriever and Playground for Hard Multi-Step Search

    Oct 5, 2026Olga Tsymboi, Ramil Latypov, Aleksandr Medvedev +5Multi-Hop QAAgentic Search

    T-Tech

  3. Wikidata Search Traces: A Dataset for Training Knowledge Graph Search Agents

    Oct 5, 2026Mohamed Chenene, Carlos Rosas-Hinostroza, Anastasia Stasenko +2Multi-Hop QAKnowledge Graph Question Answering

    PleIAs · Lattice, ENS-PSL, CNRS, Sorbonne Nouvelle · Université Paris Dauphine-PSL +4

  4. A Matryoshka Hierarchical RAG for Efficient Multi-Hop Question Answering

    Oct 1, 2026Gianluca Bonifazi, Christopher Buratti, Michele Marchetti +5Multi-Hop QARetrieval-Augmented Generation

    Polytechnic University of Marche, Ancona, Italy · University of Modena and Reggio Emilia, Modena, Italy

  5. PhantomEnvironments: Training LLM Agents in Fictional Worlds

    Sep 30, 2026Anmol Kabra, Swathi Saravana Selvam, Albert Gong +5Multi-Hop QAReinforcement Learning

    Cornell University · Stanford University

  6. Corpus-Guided Dual-Path Propagation for Graph Retrieval-Augmented Generation

    Sep 29, 2026Baoxian Liu, Tong WeiMulti-Hop QAGraph Retrieval-Augmented Generation

    College of Software Engineering, Southeast University, Nanjing 210096, China · Key Laboratory of Computer Network and Information Integration (Southeast University), Ministry of Education, China · School of Computer Science and Engineering, Southeast University, Nanjing 210096, China

  7. Follow the Entities: A Corpus Map for Agentic Search

    Sep 29, 2026Soyeong Jeong, Sujay Kumar Jauhar, Sung Ju Hwang +1Multi-Hop QAAgentic Search

    KAIST · Microsoft

  8. REALHOP: Rethinking Multi-Hop Reasoning Evaluation via Behavioral Auditing

    Sep 29, 2026Jiawen Tao, Xiaokun Yuan, Yaoming Li +4Multi-Hop QAReasoning Evaluation

    Hunyuan Team, Tencent · Peking University

  9. AgentHop: A Diagnostic Benchmark for Agentic Multi-Hop Scientific Question Answering

    Sep 28, 2026Chanhee Park, Jeongho Yoon, Sungbin Han +2Multi-Hop QATool-Augmented Language Model Agents

    Korea University · Sookmyung Women’s University

  10. STITCH-RAG: Spatio-Temporal Influence Tracing over Topic Hypergraphs for Multi-Hop Retrieval-Augmented Generation

    Sep 28, 2026Haodong Yang, Mengzhu Chen, Jia CaiMulti-Hop QARetrieval-Augmented Generation

    School of Statistics And Data Science, Guangdong University of Finance & Economics Guangzhou, China

  11. Evidence-Inference Reconstruction: When The Evidence Is Recalled But The Reasoning Goes Wrong

    Sep 27, 2026Megan Diehl, Ser-Nam LimMulti-Hop QAEvidence-Grounded Reasoning

    University of Central Florida

  12. Dr. Free: You Don't Need Difficulty Rewards for Self-Evolving Search Agents

    Sep 27, 2026Zhipeng Qian, Zihan Liang, Yufei Ma +10Multi-Hop QAAgentic Search

    VCIP, School of Computer Science, Nankai University · Kuaishou Technology · Xiamen University

  13. Meet, Compare, or Abstain: LatWeave for Deterministic Multi-Hop Question Answering on Knowledge Lattices

    Sep 23, 2026Yuze Ren, Shaoheng Fan, Tao Wang +2Multi-Hop QAQuestion Answering

    ZenSmart Technology (Beijing) Co., Ltd., China

  14. Diagnosing the Fact-Grounding Gap in Multi-Hop Question Answering

    Sep 15, 2026Kevin Mo, Nathan Mo, Richard ZhuMulti-Hop QAMulti-Hop Reasoning

    Independent · Northwestern University

  15. Repair Before Reinforce: Context-Augmented Knowledge Graph Reasoning for Multi-Hop Question Answering

    Sep 14, 2026Tharaka D. Fonseka, Niraj K. JhaMulti-Hop QAKnowledge Augmentation for Language Models

    Dept. of Electrical and Computer Engineering, Princeton University

  16. Cognition on Graph: Navigating Massive Knowledge Space via Cognitive Cycles and Bidirectional Graph-Text Synergy

    Sep 14, 2026Gengxian Zhou, Jian Xu, Zichen Tang +3Multi-Hop QARetrieval-Augmented Generation

    Beijing University of Posts and Telecommunications · Zhongguancun Academy, Beijing · MAIS, Institute of Automation, Chinese Academy of Sciences +1

  17. MOSAIC: Query-Aware Exploration Policy Adaptation for GraphRAG

    Sep 12, 2026EunKyeong Lee, Kyeong-Jin Oh, Jinwon Kim +4Multi-Hop QAGraph Retrieval-Augmented Generation

    KT Corporation

  18. LiteRAG: Cost-Efficient Graph-Based Retrieval-Augmented Generation

    Sep 9, 2026Daniel Alejandro Coll Tejeda, Pedro García López, Daniel Barcelona-PonsMulti-Hop QARetrieval-Augmented Generation

    Universitat Rovira i Virgili

  19. The Answer Path and the Grounding Instruction in LLM Question Answering over Knowledge Graphs

    Sep 9, 2026Arquimedes CanedoMulti-Hop QALLM Grounding

    Siemens Digital Industries Software Princeton, NJ, USA

  20. Iris: Climbing to the Search Frontier

    Sep 3, 2026Ziyuan Liu, Hengqi Liu, Zichuan Wang +8Multi-Hop QAWeb Search Agents

    AllSpark Team

  21. Learning Evidence Sufficiency Boundaries for Selective Answering in Grounded Multi-Hop QA

    Sep 1, 2026Haruto Sato, Yuki Tanaka, Ren Nakamura +2Multi-Hop QAEvidence-Grounded Reasoning

    Independent Researcher

  22. ISO-RAG: Isoperimetric Noise Control for Retrieval-Augmented Generation

    Sep 1, 2026Siyuan Zhang, Hanchen Wang, Dong Wen +2Multi-Hop QAGraph Retrieval-Augmented Generation

    University of Technology Sydney · University of New South Wales

  23. AdaPath: Query-Adaptive Path-Finding via Path-Bank for Multi-Hop Implicit Biomedical KGQA

    Aug 31, 2026Jun Hyeong Kim, Dongki Kim, Yinhua Piao +1Multi-Hop QABiomedical QA

    KAIST

  24. Hi-Q: Hierarchical Evidence-guided Query Refinement for Multi-Hop Question Answering

    Aug 31, 2026Jueun Kim, Sungho Park, Wook-Shin HanMulti-Hop QAQuestion Decomposition

    Department of Computer Science and Engineering, POSTECH · Graduate School of Artificial Intelligence, POSTECH

  25. PAGE-RAG: Provenance-Aware Graph Evidence Promotion for Fixed-Budget Multi-hop Retrieval-Augmented Generation

    Aug 30, 2026Haokun Deng, Xunkai Li, Hongchao Qin +1Multi-Hop QARetrieval-Augmented Generation

    Department of Computer Science, Beijing Institute of Technology

  26. GTA-RAG: Graph-Trajectory-Augmented Reinforcement Learning for Multi-Turn Retrieval-Augmented Reasoning

    Aug 23, 2026Jun Chen, Yongchao Liu, Pengyu Qiu +6Multi-Hop QAAgentic RAG

    1Shenzhen University, Shenzhen, China · 2Great Bay University, Dongguan, China · 3Ant Group, Hangzhou, China +1

  27. XHotpotQA: A Benchmark for Cross-Lingual Knowledge Composition in Multi-Hop Question Answering

    Aug 23, 2026Iman Barati, Arash Ghafouri, Behrouz Minaei-BidgoliMulti-Hop QACross-Lingual Reasoning in Language Models

    School of Computer Engineering, Iran University of Science and Technology, Tehran 16846-13114, Iran

  28. Better Decomposition, Free Aggregation: A Synthesizer-Folding Framework for Multilingual Multi-Hop Question Answering

    Aug 13, 2026Yilin Wang, Yuchun Fan, Weidong Bao +5Multi-Hop QARetrieval-Augmented Generation

    School of Computer Science and Engineering, Northeastern University, Shenyang, China · Yunnan Key Laboratory of Artificial Intelligence, Kunming University of Science and Technology, Kunming, China

  29. EviReform: Evidence-Guided Query Reformulation for Multi-Hop Graph Retrieval

    Aug 13, 2026Xinlong Xu, Yoshua Y. LiMulti-Hop QAGraph-Based Retrieval

    Nanjing University of Information Science and Technology · Meituan

  30. SAG: SQL-Retrieval Augmented Generation with Query-Time Dynamic Hyperedges

    Aug 12, 2026Yuchao Wu, Junqin Li, XingCheng Liang +4Multi-Hop QARetrieval-Augmented Generation

    Zleap AI

  31. D2^2F-ReAG: Dynamic Decomposition and Filtering for Multi-Hop Reasoning-Augmented Generation

    Aug 5, 2026Jiaoyang Li, Junhao Ruan, Shengwei Tang +4Multi-Hop QARetrieval-Augmented Generation

    Northeastern University, Shenyang, China · Kunming University of Science and Technology, Kunming, China · NiuTrans Research, Shenyang, China

  32. MEGRAG: Multi-Granular Evidence Graphs for Answer-Aware Multi-Hop RAG

    Aug 3, 2026Weidong Bao, Yingying Sun, Jun Yang +7Multi-Hop QARetrieval-Augmented Generation

    Northeastern University, Shenyang, China

  33. HALT: Verification-Aware Stopping for Retrieval-Augmented Search Agents

    Aug 3, 2026Daeyoung Roh, Donghee HanMulti-Hop QARetrieval-Augmented Generation

    Independent Researcher · KAIST

  34. SearchMaster: Grounded and Regulated Self-Play for Search Agents

    Aug 3, 2026Wentao Tan, Qiong Cao, Jiaqi Wang +1Multi-Hop QATool-Augmented Language Model Agents

    JD Future Academy, Beijing

  35. Where Reasoning Diverges: Localized Multi-Agent Debate for Multi-Hop Question Answering

    Aug 2, 2026Weijun Gao, Xiang Ding, Haoyang Liu +1Multi-Hop QAMulti-Agent Debate

    1The Chinese University of Hong Kong · 2Nagoya University · University of Illinois Urbana-Champaign +1

  36. HopRefusalBench: Diagnosing Refusal Failures in Search-Augmented Agents for Multi-Hop Reasoning

    Aug 2, 2026Jianan Xie, Xin Sun, Zhongqi Chen +3Multi-Hop QAAI Agent Benchmarks

    ShanghaiTech University · NLPR, MAIS, CASIA · Ant Group

  37. G-ReAct: Graph-Guided Deep Search via Structure-State Co-Evolution

    Aug 2, 2026Shaoxiong Yang, Mengyuan Zhang, Shaojun Lin +4Multi-Hop QAInference-Time Search

    MiLM Plus, Xiaomi Inc. · Huazhong University of Science and Technology

  38. ACE-GraphRAG: Agentic Context Engineering for Hierarchical GraphRAG

    Aug 2, 2026Yongfeng Huang, Yuren Lai, Ruiying Chen +3Multi-Hop QAGraph Retrieval-Augmented Generation

    CSE, The Chinese University of Hong Kong · Wuhan University of Technology · The Hong Kong University of Science and Technology +1

  39. Search-GRT: Guided Retrieval Training of Search Agents to Optimize for Complex Question Answering

    Aug 2, 2026Aounon Kumar, Sudipta Paul, Vivek Kulkarni +2Multi-Hop QAAgentic RAG

    AI Center-Mountain View, Samsung Electronics

  40. Verification Without Sufficiency: Per-Chunk Filtering Fails on Multi-Hop RAG, and Decomposition Repairs It

    Aug 1, 2026Randhir KumarMulti-Hop QALLM Answer Verification

    Independent Researcher

  41. WikiLoop: Jointly Learning to Build and Navigate Agent-Native Wikis with Downstream Feedback

    Jul 29, 2026Haoliang Ming, Feifei Li, Wenhui QueMulti-Hop QAKG Construction

    WeChat, Tencent Inc., Beijing, China

  42. Co-Evolving Graph and Text Memory for Training-Free Multi-Hop Question Answering

    Jul 25, 2026Hieu Man, Thien Huu NguyenMulti-Hop QAGraph Retrieval-Augmented Generation

    University of Oregon, OR, USA

  43. Salience Induction against Multi-Hop RAG Agents: Threat and Defense

    Jul 20, 2026Xingfu Zhou, Pengfei Wang, Yuan Zhou +2Multi-Hop QAAdversarial Attacks

    National University of Defense Technology China

  44. Evidence Interfaces Shape How Retrieval-Augmented Readers Use Support

    Jul 19, 2026Junchi Liao, Jiawen Deng, Fuji RenMulti-Hop QALearning to Rank

  45. MARS: Multi-hop Adaptive Retrieval and SPARQL Generation for KGQA

    Jul 16, 2026Nikit Srivastava, Daniel Vollmers, René Speck +3Multi-Hop QALLM Grounding

    Data Science Group, Heinz Nixdorf Institute, Paderborn University, Germany

  46. QUBO-Optimized Evidence Selection for Retrieval-Augmented Question Answering with Unconventional Solvers

    Jul 14, 2026Rahul Singh, Madhav VadlamaniMulti-Hop QARetrieval-Augmented Generation

    University of California Santa Barbara · Georgia Institute of Technology

  47. Track, Rank, Crack: Epistemic Working Memory Scales Multi-Hop Reasoning in Language Agents

    Jul 14, 2026Ning LiuMulti-Hop QAAgent Memory

    Independent Researcher

  48. STEC: Evidence Compression for Deep Search in Open-domain Multi-Hop QA

    Jul 12, 2026Xinkang Li, Rong Jiang, Xin Song +3Multi-Hop QALLM Answer Verification

    National University of Defense Technology, China · Harbin Institute of Technology, Shenzhen, China

  49. CRiT-QA: Evaluating Multi-hop Reasoning with Counterfactual Chains and Distractor Traps

    Jul 12, 2026JungMin Yun, JuneHyoung Kwon, YoungBin KimMulti-Hop QALLM Evaluation

    Department of Artificial Intelligence, Chung-Ang University · Graduate School of Advanced Imaging Sciences, Multimedia and Film, Chung-Ang University

  50. GRASP: GRanularity-Aware Search Policy for Agentic RAG

    Jul 11, 2026Varun Gandhi, Jaewook Lee, Shantanu Todmal +4Multi-Hop QARetrieval-Augmented Generation

    University of Massachusetts Amherst · Adobe Research

  51. Think Big, Search Small: Where Capacity Matters in Hierarchical Search Agents?

    Jul 8, 2026Qinnan Cai, Yibo Zhao, Xiang LiMulti-Hop QAMulti-Agent LLM Systems

    School of Data Science and Engineering East China Normal University

  52. RSF-GLLM: Bridging the Semantic Gap in Multi-Hop Knowledge Graph QA via Recurrent Soft-Flow and Decoupled LLM Generation

    Jul 7, 2026Sambaran Bandyopadhyay, Ananth MuppidiMulti-Hop QALLM Reasoning with Graphs

    Adobe Research · Adobe Systems

  53. DynaKRAG: A Unified Framework for Learnable Evidence Control in Multi-Hop Retrieval-Augmented Generation

    Jul 7, 2026Yaqi Wu, Xiaolei Guo, Chenyu Zhou +7Multi-Hop QARetrieval-Augmented Generation

    Shanghai Jiao Tong University · Shanghai Aircraft Manufacturing Co., Ltd. · Tongji University

  54. SearchEyes: Towards Frontier Multimodal Deep Search Intelligence via Search World Simulation

    Jul 7, 2026Zhengbo Jiao, Yiming Cheng, Yilei Jiang +15Multi-Hop QAMultimodal Reasoning

    1MMLab, CUHK · 2THU · 3HKU +6

  55. Narrative World Model: Narratology-Grounded Writer Memory for Long-Form Fiction

    Jul 6, 2026Mohammad Saifullah, Thomas Kornmaier, Taaha Kazi +3Multi-Hop QAQuestion Answering

    PocketFM

  56. Hierarchical Evidence-Driven Reasoning for Long Document Understanding

    Jul 6, 2026Junyu Xiong, Yonghui Wang, Rongjian Gu +4Multi-Hop QADocument Understanding

    University of Science and Technology of China · iFLYTEK Research

  57. What Survives Into Context: A Diagnostic for Budget-Constrained Multi-Hop RAG and When Submodular Evidence Packing Improves It

    Jul 1, 2026Ananto Nayan BalaMulti-Hop QALong-Context QA

    Ahsanullah University of Science and Technology

  58. TRACE: State-Aware Query Processing over Temporal Evidence Graphs for Conversational Data

    Jul 1, 2026Maolin Wang, Yu Wang, Zichun Liu +5Multi-Hop QAGraph Retrieval-Augmented Generation

    Hong Kong Institute of AI for Science, City University of Hong Kong, Hong Kong SAR, China · Independent Researcher, Beijing, China · Central South University, Changsha, China +1

  59. HistoriQA-ThirdRepublic: Multi-Hop Question Answering Corpus for Historical Research, Parliamentary Debates from the French Third Republic (1870-1940)

    Jun 30, 2026Aurélien Pellet, Julien Perez, Marie PurenMulti-Hop QAHistorical Document Analysis

    LRE · LRE, EPITA · EPITECH +5

  60. Query-Aware Spreading Activation for Multi-Hop Retrieval over Knowledge Graphs

    Jun 29, 2026Illia Makarov, Mykola GlybovetsMulti-Hop QAGraph Retrieval-Augmented Generation

    National University of Kyiv-Mohyla Academy Kyiv, Ukraine