English
Related papers

Related papers: SCOUT-RAG: Scalable and Cost-Efficient Unifying Tr…

200 papers

Retrieval-Augmented Generation (RAG) has emerged as a powerful approach to mitigate large language model (LLM) hallucinations by incorporating external knowledge retrieval. However, existing RAG frameworks often apply retrieval…

Information Retrieval · Computer Science 2025-07-29 Jinyan Su , Jennifer Healey , Preslav Nakov , Claire Cardie

Open-world interactive object search in household environments requires understanding semantic relationships between objects and their surrounding context to guide exploration efficiently. Prior methods either rely on vision-language…

Robotics · Computer Science 2026-05-28 Imen Mahdi , Matteo Cassinelli , Fabien Despinoy , Tim Welschehold , Abhinav Valada

Retrieval-augmented generation (RAG) has proven effective in integrating knowledge into large language models (LLMs). However, conventional RAGs struggle to capture complex relationships between pieces of knowledge, limiting their…

Information Retrieval · Computer Science 2025-12-12 Linhao Luo , Zicheng Zhao , Gholamreza Haffari , Dinh Phung , Chen Gong , Shirui Pan

Large language models (LLMs) have shown promise in medical question answering but often struggle with hallucinations and shallow reasoning, particularly in tasks requiring nuanced clinical understanding. Retrieval-augmented generation (RAG)…

Computation and Language · Computer Science 2025-08-25 Ziyu Wang , Elahe Khatibi , Amir M. Rahmani

Large language models (LLMs) frequently generate confident yet factually incorrect content when used for language generation (a phenomenon often known as hallucination). Retrieval augmented generation (RAG) tries to reduce factual errors by…

Information Retrieval · Computer Science 2026-04-01 Dobrik Georgiev , Kheeran Naidu , Alberto Cattaneo , Federico Monti , Carlo Luschi , Daniel Justus

Graph-based Retrieval-Augmented Generation (Graph-RAG) enhances large language models (LLMs) by structuring retrieval over an external corpus. However, existing approaches typically assume a static corpus, requiring expensive full-graph…

Information Retrieval · Computer Science 2025-07-08 Fangyuan Zhang , Zhengjun Huang , Yingli Zhou , Qintian Guo , Zhixun Li , Wensheng Luo , Di Jiang , Yixiang Fang , Xiaofang Zhou

Legal research in India involves navigating long and heterogeneous documents spanning statutes, constitutional provisions, penal codes, and judicial precedents, where purely keyword-based or embedding-only retrieval systems often fail to…

Information Retrieval · Computer Science 2026-03-02 Rakshita Goel , S Pranav Kumar , Anmol Agrawal , Divyan Poddar , Pratik Narang , Dhruv Kumar

The performance of language models is commonly limited by insufficient knowledge and constrained reasoning. Prior approaches such as Retrieval-Augmented Generation (RAG) and Chain-of-Thought (CoT) address these issues by incorporating…

Information Retrieval · Computer Science 2026-03-31 Xinyi Duan , Yuanrong Tang , Jiangtao Gong

Retrieval-Augmented Generation (RAG) has become a widely adopted paradigm for enhancing the reliability of large language models (LLMs). However, RAG systems are sensitive to retrieval strategies that rely on text chunking to construct…

Information Retrieval · Computer Science 2026-03-31 Sun Xu , Tongkai Xu , Baiheng Xie , Li Huang , Qiang Gao , Kunpeng Zhang

Recent GraphRAG methods integrate graph structures into text indexing and retrieval, using knowledge graph triples to connect text chunks, thereby improving retrieval coverage and precision. However, we observe that treating text chunks as…

Information Retrieval · Computer Science 2026-04-24 Yanning Hou , Duanyang Yuan , Sihang Zhou , Xiaoshu Chen , Ke Liang , Siwei Wang , Xinwang Liu , Jian Huang

Retrieval-Augmented Generation (RAG) has emerged as a powerful technique for enhancing the quality of responses in Question-Answering (QA) tasks. However, existing approaches often struggle with retrieving contextually relevant information,…

Computation and Language · Computer Science 2026-01-27 Tianyi Yang , Nashrah Haque , Vaishnave Jonnalagadda , Yuya Jeremy Ong , Zhehui Chen , Yanzhao Wu , Lei Yu , Divyesh Jadav , Wenqi Wei

Mobile agents show immense potential, yet current state-of-the-art (SoTA) agents exhibit inadequate success rates on real-world, long-horizon, cross-application tasks. We attribute this bottleneck to the agents' excessive reliance on…

Artificial Intelligence · Computer Science 2026-03-13 Yuxiang Zhou , Jichang Li , Yanhao Zhang , Haonan Lu , Guanbin Li

Communication can improve coordination in partially observed multi-agent reinforcement learning (MARL), but learning \emph{when} and \emph{who} to communicate with requires choosing among many possible sender-recipient pairs, and the effect…

Multiagent Systems · Computer Science 2026-03-06 Manav Vora , Gokul Puthumanaillam , Hiroyasu Tsukamoto , Melkior Ornik

Retrieval-Augmented Generation (RAG) systems face significant challenges in complex reasoning, multi-hop queries, and domain-specific QA. While existing GraphRAG frameworks have made progress in structural knowledge organization, they still…

Artificial Intelligence · Computer Science 2026-05-27 Jie Wang , Honghua Huang , Xi Ge , Jianhui Su , Wen Liu , Shiguo Lian

The growing demand for efficient and lightweight Retrieval-Augmented Generation (RAG) systems has highlighted significant challenges when deploying Small Language Models (SLMs) in existing RAG frameworks. Current approaches face severe…

Artificial Intelligence · Computer Science 2025-01-28 Tianyu Fan , Jingyuan Wang , Xubin Ren , Chao Huang

Modern enterprises manage vast knowledge distributed across heterogeneous systems such as Jira, Git repositories, Confluence, and wikis. Conventional retrieval methods based on keyword search or static embeddings often fail to answer…

Artificial Intelligence · Computer Science 2025-10-14 Nilima Rao , Jagriti Srivastava , Pradeep Kumar Sharma , Hritvik Shrivastava

Large Language Models (LLMs) show strong reasoning ability in open-domain question answering, yet their reasoning processes are typically linear and often logically inconsistent. In contrast, real-world reasoning requires integrating…

Computation and Language · Computer Science 2026-01-21 Yingjian Chen , Haoran Liu , Yinhong Liu , Sherry T. Tong , Aosong Feng , Jinghui Lu , Juntao Zhang , Yusuke Iwasawa , Yutaka Matsuo , Irene Li

Graph Retrieval-Augmented Generation (GraphRAG) has shown great effectiveness in enhancing the reasoning abilities of LLMs by leveraging graph structures for knowledge representation and modeling complex real-world relationships. However,…

Machine Learning · Computer Science 2026-01-28 Chuanyue Yu , Kuo Zhao , Yuhan Li , Heng Chang , Mingjian Feng , Xiangzhe Jiang , Yufei Sun , Jia Li , Yuzhi Zhang , Jianxin Li , Ziwei Zhang

Graph-based RAG methods like GraphRAG have shown promising global understanding of the knowledge base by constructing hierarchical entity graphs. However, they often suffer from inefficiency and rely on manually pre-defined query modes,…

Artificial Intelligence · Computer Science 2025-06-09 Yibo Zhao , Jiapeng Zhu , Ye Guo , Kangkang He , Xiang Li

Large Language Model agents often retrieve context from knowledge bases that lack structural consistency with the agent's current reasoning state, leading to incoherent reasoning chains. We introduce Path-Constrained Retrieval (PCR), a…

Computation and Language · Computer Science 2025-11-25 Joseph Oladokun