English
Related papers

Related papers: CDS4RAG: Cyclic Dual-Sequential Hyperparameter Opt…

200 papers

Community Question Answering (CQA) platforms can be deemed as important knowledge bases in community, but effectively leveraging historical interactions and domain knowledge in real-time remains a challenge. Existing methods often…

Computation and Language · Computer Science 2025-07-02 Qinwen Chen , Wenbiao Tao , Zhiwei Zhu , Mingfan Xi , Liangzhong Guo , Yuan Wang , Wei Wang , Yunshi Lan

Retrieval-augmented generation (RAG) often falls short when retrieved context includes confusing semi-relevant passages, or when answering questions require deep contextual understanding and reasoning. We propose an efficient fine-tuning…

Computation and Language · Computer Science 2025-07-28 Mohammad Kachuee , Teja Gollapudi , Minseok Kim , Yin Huang , Kai Sun , Xiao Yang , Jiaqi Wang , Nirav Shah , Yue Liu , Aaron Colak , Anuj Kumar , Wen-tau Yih , Xin Luna Dong

Retrieval-augmented generation (RAG) enhances LLM reasoning in knowledge-intensive tasks, but existing RAG pipelines incur substantial retrieval and generation overhead when applied to large-scale entity matching. To address this…

Databases · Computer Science 2026-02-06 Chuangtao Ma , Zeyu Zhang , Arijit Khan , Sebastian Schelter , Paul Groth

Retrieval-augmented generation (RAG) equips large language models (LLMs) with reliable knowledge memory. To strengthen cross-text associations, recent research integrates graphs and hypergraphs into RAG to capture pairwise and multi-entity…

Information Retrieval · Computer Science 2026-02-10 Xingliang Hou , Yuyan Liu , Qi Sun , haoxiu wang , Hao Hu , Shaoyi Du , Zhiqiang Tian

The Retrieval-Augmented Generation (RAG) approach enhances question-answering systems and dialogue generation tasks by integrating information retrieval (IR) technologies with large language models (LLMs). This strategy, which retrieves…

Computation and Language · Computer Science 2025-09-15 Duolin Sun , Dan Yang , Yue Shen , Yihan Jiao , Zhehao Tan , Jie Feng , Lianzhen Zhong , Jian Wang , Peng Wei , Jinjie Gu

Retrieval-Augmented Generation (RAG) has become the standard paradigm for grounding Large Language Model outputs in external knowledge. Lumer et al. [1] presented the first systematic evaluation comparing vector-based agentic RAG against…

Information Retrieval · Computer Science 2026-04-17 Afshan Hashmi

Retrieval-Augmented Generation (RAG) systems commonly use chunking strategies for retrieval, which enhance large language models (LLMs) by enabling them to access external knowledge, ensuring that the retrieved information is up-to-date and…

Computation and Language · Computer Science 2025-07-15 Hai Toan Nguyen , Tien Dat Nguyen , Viet Ha Nguyen

Retrieval-Augmented Generation (RAG) has emerged as a widely adopted approach for enhancing LLMs in scenarios that demand extensive factual knowledge. However, current RAG evaluations concentrate primarily on correctness, which may not…

Computation and Language · Computer Science 2026-03-23 Vinh Nguyen , Cuong Dang , Jiahao Zhang , Hoa Tran , Minh Tran , Trinh Chau , Thai Le , Lu Cheng , Suhang Wang

Traditional Retrieval-Augmented Generation (RAG) approaches generally assume that retrieval and generation occur on powerful servers removed from the end user. While this reduces local hardware constraints, it introduces significant…

Information Retrieval · Computer Science 2026-04-17 Julian Killingback , Ofer Meshi , Henry Li , Hamed Zamani , Maryam Karimzadehgan

Retrieval-Augmented Generation (RAG) enhances the response quality and domain-specific performance of large language models (LLMs) by incorporating external knowledge to combat hallucinations. In recent research, graph structures have been…

Information Retrieval · Computer Science 2025-12-17 Hao Hu , Yifan Feng , Ruoxue Li , Rundong Xue , Xingliang Hou , Zhiqiang Tian , Yue Gao , Shaoyi Du

Large Language Models (LLMs) excel at reasoning and generation but are inherently limited by static pretraining data, resulting in factual inaccuracies and weak adaptability to new information. Retrieval-Augmented Generation (RAG) addresses…

Computation and Language · Computer Science 2025-11-03 Qi Luo , Xiaonan Li , Yuxin Wang , Tingshuo Fan , Yuan Li , Xinchi Chen , Xipeng Qiu

Retrieval augmented generation (RAG) enhances the accuracy and reliability of generative AI models by sourcing factual information from external databases, which is extensively employed in document-grounded question-answering (QA) tasks.…

Computation and Language · Computer Science 2024-07-29 Yuan Pu , Zhuolun He , Tairu Qiu , Haoyuan Wu , Bei Yu

Large Language Models (LLMs) augmented with Retrieval-Augmented Generation (RAG) techniques are revolutionizing applications across multiple domains, such as healthcare, finance, and customer service. Despite their potential, evaluating RAG…

Retrieval-Augmented Generation (RAG) has advanced significantly in recent years. The complexity of RAG systems, which involve multiple components-such as indexing, retrieval, and generation-along with numerous other parameters, poses…

Information Retrieval · Computer Science 2025-08-08 Lorenz Brehme , Thomas Ströhle , Ruth Breu

Motivated by the imperative for real-time responsiveness and data privacy preservation, large language models (LLMs) are increasingly deployed on resource-constrained edge devices to enable localized inference. To improve output quality,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-11 Guihang Hong , Tao Ouyang , Kongyange Zhao , Zhi Zhou , Xu Chen

Retrieval-Augmented Generation (RAG) systems commonly adopt retrieval fusion techniques such as multi-query retrieval and reciprocal rank fusion (RRF) to increase document recall, under the assumption that higher recall leads to better…

Information Retrieval · Computer Science 2026-03-03 Luigi Medrano , Arush Verma , Mukul Chhabra

Retrieval-augmented generation (RAG) enhances large language models with external knowledge, and tree-based RAG organizes documents into hierarchical indexes to support queries at multiple granularities. However, existing Tree-RAG methods…

Machine Learning · Computer Science 2026-05-04 Ziwen Zhao , Menglin Yang

Retrieval-augmented generation (RAG) systems address complex user requests by decomposing them into subqueries, retrieving potentially relevant documents for each, and then aggregating them to generate an answer. Efficiently selecting…

Artificial Intelligence · Computer Science 2025-10-22 Roxana Petcu , Kenton Murray , Daniel Khashabi , Evangelos Kanoulas , Maarten de Rijke , Dawn Lawrie , Kevin Duh

Despite their remarkable capabilities, large language models (LLMs) often produce responses containing factual inaccuracies due to their sole reliance on the parametric knowledge they encapsulate. Retrieval-Augmented Generation (RAG), an ad…

Computation and Language · Computer Science 2023-10-19 Akari Asai , Zeqiu Wu , Yizhong Wang , Avirup Sil , Hannaneh Hajishirzi

Retrieval Augmented Generation (RAG) systems deployed across organizational boundaries face fundamental tensions between security, accuracy, and efficiency. Current encryption methods expose plaintext during decryption, while federated…

Cryptography and Security · Computer Science 2026-04-13 Yu Liu , Kun Peng , Wenxiao Zhang , Fangfang Yuan , Cong Cao , Wenxuan Lu , Yanbing Liu