English
Related papers

Related papers: Knowledge-Aware Diverse Reranking for Cross-Source…

200 papers

Financial analysts face significant challenges extracting information from lengthy 10-K reports, which often exceed 100 pages. This paper presents a Retrieval-Augmented Generation (RAG) system designed to answer questions about S&P 500…

Computation and Language · Computer Science 2026-04-29 Zhiyuan Cheng , Longying Lai , Yue Liu , Kai Cheng , Xiaoxi Qi

Retrieval-Augmented Generation (RAG) has emerged as a powerful paradigm for enhancing the performance of large language models (LLMs) by integrating external knowledge into the generation process. A key component of RAG pipelines is the…

Computation and Language · Computer Science 2025-04-07 Yuwei An , Yihua Cheng , Seo Jin Park , Junchen Jiang

Multimodal document question answering requires retrieving dispersed evidence from visually rich long documents and performing reliable reasoning over heterogeneous information. Existing multimodal RAG systems remain limited by two…

Information Retrieval · Computer Science 2026-03-18 Jiashu Yang , Chi Zhang , Abudukelimu Wuerkaixi , Xuxin Cheng , Cao Liu , Ke Zeng , Xu Jia , Xunliang Cai

Knowledge-intensive visual question answering requires models to effectively use external knowledge to help answer visual questions. A typical pipeline includes a knowledge retriever and an answer generator. However, a retriever that…

Computation and Language · Computer Science 2024-07-18 Haoyang Wen , Honglei Zhuang , Hamed Zamani , Alexander Hauptmann , Michael Bendersky

We present an open deep research system for long-form question answering, selected as a winning system in the text-to-text track of the MMU-RAG competition at NeurIPS 2025. The system combines an open-source large language model (LLM) with…

Computation and Language · Computer Science 2025-12-16 Ikuya Yamada , Wataru Ikeda , Ko Yoshida , Mengyu Ye , Hinata Sugimoto , Masatoshi Suzuki , Hisanori Ozaki , Jun Suzuki

Retrieval-Augmented Generation (RAG) has demonstrated strong effectiveness in knowledge-intensive tasks by grounding language generation in external evidence. Despite its success, many existing RAG systems are built based on a…

Computation and Language · Computer Science 2026-04-27 Lichang Song , Ting Long , Yi Chang

Multimodal Retrieval-Augmented Generation (MMRAG) has been introduced to enhance Multimodal Large Language Models by incorporating externally retrieved multimodal knowledge, but it introduces two challenges: Parametric-Retrieved Knowledge…

Computation and Language · Computer Science 2025-06-06 Yang Tian , Fan Liu , Jingyuan Zhang , Victoria W. , Yupeng Hu , Liqiang Nie

The question-answering system for Life science research, which is characterized by the rapid pace of discovery, evolving insights, and complex interactions among knowledge entities, presents unique challenges in maintaining a comprehensive…

Computation and Language · Computer Science 2024-08-15 Chengrui Wang , Qingqing Long , Meng Xiao , Xunxin Cai , Chengjun Wu , Zhen Meng , Xuezhi Wang , Yuanchun Zhou

With the rapid development of large-scale language models, Retrieval-Augmented Generation (RAG) has been widely adopted. However, existing RAG paradigms are inevitably influenced by erroneous retrieval information, thereby reducing the…

Information Retrieval · Computer Science 2024-05-30 Ridong Wu , Shuhong Chen , Xiangbiao Su , Yuankai Zhu , Yifei Liao , Jianming Wu

Real-world live retrieval-augmented generation (RAG) systems face significant challenges when processing user queries that are often noisy, ambiguous, and contain multiple intents. While RAG enhances large language models (LLMs) with…

Computation and Language · Computer Science 2025-06-27 Guanting Dong , Xiaoxi Li , Yuyao Zhang , Mengjie Deng

We introduce StratRAG, an open-source retrieval evaluation dataset for benchmarking Retrieval-Augmented Generation (RAG) systems on multi-hop reasoning tasks under realistic, noisy document-pool conditions. Derived from HotpotQA (distractor…

Information Retrieval · Computer Science 2026-04-28 Aryan Patodiya

Retrieval-augmented generation (RAG) effectively addresses issues of static knowledge and hallucination in large language models. Existing studies mostly focus on question scenarios with clear user intents and concise answers. However, it…

Computation and Language · Computer Science 2025-02-18 Shuting Wang , Xin Yu , Mang Wang , Weipeng Chen , Yutao Zhu , Zhicheng Dou

This paper presents the solution of our team APEX in the Meta KDD CUP 2024: CRAG Comprehensive RAG Benchmark Challenge. The CRAG benchmark addresses the limitations of existing QA benchmarks in evaluating the diverse and dynamic challenges…

Information Retrieval · Computer Science 2024-09-25 Jie Ouyang , Yucong Luo , Mingyue Cheng , Daoyu Wang , Shuo Yu , Qi Liu , Enhong Chen

Multi-hop question answering (QA) requires reasoning across multiple documents, yet existing retrieval-augmented generation (RAG) approaches address this either through graph-based methods requiring additional online processing or iterative…

Computation and Language · Computer Science 2026-03-18 Zhenghua Bao , Yi Shi

Recently, Retrieval Augmented Generation (RAG) has shifted focus to multi-retrieval approaches to tackle complex tasks such as multi-hop question answering. However, these systems struggle to decide when to stop searching once enough…

Information Retrieval · Computer Science 2026-04-23 Gabriel Iturra-Bocaz , Petra Galuscakova

Automatic question answering is an important yet challenging task in E-commerce given the millions of questions posted by users about the product that they are interested in purchasing. Hence, there is a great demand for automatic answer…

Computation and Language · Computer Science 2025-07-14 Anand A. Rajasekar , Nikesh Garera

Retrieval-Augmented Generation (RAG) in open-domain settings faces significant challenges regarding irrelevant information in retrieved documents and the alignment of generated answers with user intent. We present HiFi-RAG (Hierarchical…

Computation and Language · Computer Science 2025-12-30 Cattalyya Nuengsigkapian

Existing retrieval-augmented generation (RAG) systems are primarily designed under the assumption that each query has a single correct answer. This overlooks common information-seeking scenarios with multiple plausible answers, where…

Computation and Language · Computer Science 2026-02-03 Tianyi Hu , Niket Tandon , Akhil Arora

The cold-start problem remains a critical challenge in real-world recommender systems, as new items with limited interaction data or insufficient information are frequently introduced. Despite recent advances leveraging external knowledge…

Information Retrieval · Computer Science 2025-11-26 Wooseong Yang , Weizhi Zhang , Yuqing Liu , Yuwei Han , Yu Wang , Junhyun Lee , Philip S. Yu

Search systems often employ a re-ranking pipeline, wherein documents (or passages) from an initial pool of candidates are assigned new ranking scores. The process enables the use of highly-effective but expensive scoring functions that are…

Information Retrieval · Computer Science 2022-08-19 Sean MacAvaney , Nicola Tonellotto , Craig Macdonald