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The evolution of digital manufacturing requires intelligent Question Answering (QA) systems that can seamlessly integrate and analyze complex multi-modal data, such as text, images, formulas, and tables. Conventional Retrieval Augmented…

计算工程、金融与科学 · 计算机科学 2026-01-27 Yunqing Li , Zihan Dong , Farhad Ameri , Jianbang Zhang

Listwise reranking is a key yet computationally expensive component in vision-centric retrieval and multimodal retrieval-augmented generation (M-RAG) over long documents. While recent VLM-based rerankers achieve strong accuracy, their…

信息检索 · 计算机科学 2026-05-13 Yiqun Sun , Pengfei Wei , Lawrence B. Hsieh

Existing approaches for open-domain question answering (QA) are typically designed for questions that require either single-hop or multi-hop reasoning, which make strong assumptions of the complexity of questions to be answered. Also,…

计算与语言 · 计算机科学 2021-05-25 Ping Nie , Yuyu Zhang , Arun Ramamurthy , Le Song

Graph Retrieval-Augmented Generation (Graph RAG) effectively builds a knowledge graph (KG) to connect disparate facts across a large document corpus. However, this broad-view approach often lacks the deep structured reasoning needed for…

计算与语言 · 计算机科学 2025-10-27 Jiaoyang Li , Junhao Ruan , Shengwei Tang , Saihan Chen , Kaiyan Chang , Yuan Ge , Tong Xiao , Jingbo Zhu

This paper presents the ISRGC-Q Challenge, built upon the Image Super-Resolution Generated Content Quality Assessment (ISRGen-QA) dataset, and organized as part of the Visual Quality Assessment (VQualA) Competition at the ICCV 2025…

In this work, we tackle the challenge of disambiguating queries in retrieval-augmented generation (RAG) to diverse yet answerable interpretations. State-of-the-arts follow a Diversify-then-Verify (DtV) pipeline, where diverse…

计算与语言 · 计算机科学 2025-03-05 Youngwon Lee , Seung-won Hwang , Ruofan Wu , Feng Yan , Danmei Xu , Moutasem Akkad , Zhewei Yao , Yuxiong He

This paper presents EasyRAG, a simple, lightweight, and efficient retrieval-augmented generation framework for automated network operations. Our framework has three advantages. The first is accurate question answering. We designed a…

计算与语言 · 计算机科学 2024-10-16 Zhangchi Feng , Dongdong Kuang , Zhongyuan Wang , Zhijie Nie , Yaowei Zheng , Richong Zhang

Open-domain question answering (QA) aims to find the answer to a question from a large collection of documents.Though many models for single-document machine comprehension have achieved strong performance, there is still much room for…

计算与语言 · 计算机科学 2020-06-11 Mantong Zhou , Zhouxing Shi , Minlie Huang , Xiaoyan Zhu

Selective retrieval aims to make retrieval-augmented generation (RAG) more efficient and reliable by skipping retrieval when an LLM's parametric knowledge suffices. Despite promising results, existing methods are constrained by a binary…

计算与语言 · 计算机科学 2026-01-07 Di Wu , Jia-Chen Gu , Kai-Wei Chang , Nanyun Peng

Often questions provided to open-domain question answering systems are ambiguous. Traditional QA systems that provide a single answer are incapable of answering ambiguous questions since the question may be interpreted in several ways and…

计算与语言 · 计算机科学 2022-11-30 Poojitha Nandigam , Nikhil Rayaprolu , Manish Shrivastava

Retrieval-Augmented Generation (RAG) has shown substantial promise in improving factual accuracy by grounding model responses with external knowledge relevant to queries. However, most existing approaches are limited to a text-only corpus,…

计算与语言 · 计算机科学 2026-05-19 Woongyeong Yeo , Kangsan Kim , Soyeong Jeong , Jinheon Baek , Sung Ju Hwang

The retrieval augmented generation (RAG) framework addresses an ambiguity in user queries in QA systems by retrieving passages that cover all plausible interpretations and generating comprehensive responses based on the passages. However,…

计算与语言 · 计算机科学 2025-02-10 Yeonjun In , Sungchul Kim , Ryan A. Rossi , Md Mehrab Tanjim , Tong Yu , Ritwik Sinha , Chanyoung Park

Multi-hop question answering (QA) requires models to retrieve and reason over multiple pieces of evidence. While Retrieval-Augmented Generation (RAG) has made progress in this area, existing methods often suffer from two key limitations:…

计算与语言 · 计算机科学 2025-04-01 Yuelyu Ji , Rui Meng , Zhuochun Li , Daqing He

Retrieval-Augmented Generation (RAG) systems enhance large language models (LLMs) by integrating external knowledge sources, enabling more accurate and contextually relevant responses tailored to user needs. However, existing RAG systems…

信息检索 · 计算机科学 2025-04-29 Zirui Guo , Lianghao Xia , Yanhua Yu , Tu Ao , Chao Huang

Recent literature highlights the potential of graph-based approaches within large language model (LLM) retrieval-augmented generation (RAG) pipelines for answering queries of varying complexity, particularly those that fall outside the…

信息检索 · 计算机科学 2026-04-24 Isabela Iacob , Melisa Marian , Gheorghe Cosmin Silaghi

Retrieval-augmented generation (RAG) improves large language model reliability by grounding generated responses in external evidence. However, RAG performance depends on the relevance of retrieved passages, the quality of evidence ranking,…

信息检索 · 计算机科学 2026-05-05 Fariba Afrin Irany , Sampson Akwafuo

In this work, we address the challenge of multilingual category relevance judgment in e-commerce search, where traditional ensemble-based systems improve accuracy but at the cost of heavy training, inference, and maintenance complexity. To…

信息检索 · 计算机科学 2026-01-12 Haotao Xie , Ruilin Chen , Yicheng Wu , Zhan Zhao , Yuanyuan Liu

Evaluating the quality of retrieval-augmented generation (RAG) and document reranking systems remains challenging due to the lack of scalable, user-centric, and multi-perspective evaluation tools. We introduce RankArena, a unified platform…

信息检索 · 计算机科学 2025-08-08 Abdelrahman Abdallah , Mahmoud Abdalla , Bhawna Piryani , Jamshid Mozafari , Mohammed Ali , Adam Jatowt

Can democratized information gatekeepers and community note writers effectively decide what scientific information to amplify? Lacking domain expertise, such gatekeepers rely on automated reasoning agents that use RAG to ground evidence to…

We present BioRAGent, an interactive web-based retrieval-augmented generation (RAG) system for biomedical question answering. The system uses large language models (LLMs) for query expansion, snippet extraction, and answer generation while…

计算与语言 · 计算机科学 2024-12-18 Samy Ateia , Udo Kruschwitz