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Related papers: VISA: Retrieval Augmented Generation with Visual S…

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This paper presents an advancement in Question-Answering (QA) systems using a Retrieval Augmented Generation (RAG) framework to enhance information extraction from PDF files. Recognizing the richness and diversity of data within…

Computation and Language · Computer Science 2026-04-08 Thi Thu Uyen Hoang , Meenakshi Rajendran , Kun Zhang , Yuhan Wu , Viet Anh Nguyen

As vision-language models (VLMs) become increasingly integrated into daily life, the need for accurate visual culture understanding is becoming critical. Yet, these models frequently fall short in interpreting cultural nuances effectively.…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Jiaang Li , Yifei Yuan , Wenyan Li , Mohammad Aliannejadi , Daniel Hershcovich , Anders Søgaard , Ivan Vulić , Wenxuan Zhang , Paul Pu Liang , Yang Deng , Serge Belongie

Retrieval-Augmented Generation (RAG) has become a core paradigm in document question answering tasks. However, existing methods have limitations when dealing with multimodal documents: one category of methods relies on layout analysis and…

Computation and Language · Computer Science 2026-03-09 Wang Chen , Wenhan Yu , Guanqiang Qi , Weikang Li , Yang Li , Lei Sha , Deguo Xia , Jizhou Huang

We propose Generation-Augmented Retrieval (GAR) for answering open-domain questions, which augments a query through text generation of heuristically discovered relevant contexts without external resources as supervision. We demonstrate that…

Computation and Language · Computer Science 2021-08-10 Yuning Mao , Pengcheng He , Xiaodong Liu , Yelong Shen , Jianfeng Gao , Jiawei Han , Weizhu Chen

Visual Question Answering requires models to generate accurate answers by integrating visual and textual understanding. However, VQA models still struggle with hallucinations, producing convincing but incorrect answers, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Nobin Sarwar

Vision-Language Models (VLMs) have enabled substantial progress in video understanding by leveraging cross-modal reasoning capabilities. However, their effectiveness is limited by the restricted context window and the high computational…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Zeyu Xu , Junkang Zhang , Qiang Wang , Yi Liu

Attributing answers to source documents is an approach used to enhance the verifiability of a model's output in retrieval augmented generation (RAG). Prior work has mainly focused on improving and evaluating the attribution quality of large…

Computation and Language · Computer Science 2025-07-15 Amin Abolghasemi , Leif Azzopardi , Seyyed Hadi Hashemi , Maarten de Rijke , Suzan Verberne

Text-to-3D generation approaches have advanced significantly by leveraging pretrained 2D diffusion priors, producing high-quality and 3D-consistent outputs. However, they often fail to produce out-of-domain (OOD) or rare concepts, yielding…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Yosef Dayani , Omer Benishu , Sagie Benaim

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…

Information Retrieval · Computer Science 2025-04-29 Zirui Guo , Lianghao Xia , Yanhua Yu , Tu Ao , Chao Huang

Large Vision-Language Models (LVLMs) have made remarkable strides in multimodal tasks such as visual question answering, visual grounding, and complex reasoning. However, they remain limited by static training data, susceptibility to…

Artificial Intelligence · Computer Science 2025-08-27 Chan-Wei Hu , Yueqi Wang , Shuo Xing , Chia-Ju Chen , Suofei Feng , Ryan Rossi , Zhengzhong Tu

Visual evidence selection is a critical component of multimodal retrieval-augmented generation (RAG), yet existing methods typically rely on semantic relevance or surface-level similarity, which are often misaligned with the actual utility…

Computation and Language · Computer Science 2026-05-14 Weiqing Luo , Zongye Hu , Xiao Wang , Zhiyuan Yu , Haofeng Zhang , Ziyi Huang

Advancements in model algorithms, the growth of foundational models, and access to high-quality datasets have propelled the evolution of Artificial Intelligence Generated Content (AIGC). Despite its notable successes, AIGC still faces…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Penghao Zhao , Hailin Zhang , Qinhan Yu , Zhengren Wang , Yunteng Geng , Fangcheng Fu , Ling Yang , Wentao Zhang , Jie Jiang , Bin Cui

Retrieval-augmented generation combined with reinforcement learning has shown promise for grounding large language models in trustworthy medical evidence. However, existing methods rely on exact-match binary rewards, which in clinical…

Artificial Intelligence · Computer Science 2026-05-28 Yuwei Miao , Gen Li , Yunsheng Zeng , Xiandong Li , Yujin Wang , Siyu Chen , Luning Wang , Yunhao Qiao , Junfeng Wang , Jianwei Lv , Bo Yuan

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,…

Computation and Language · Computer Science 2025-02-10 Yeonjun In , Sungchul Kim , Ryan A. Rossi , Md Mehrab Tanjim , Tong Yu , Ritwik Sinha , Chanyoung Park

Naive Retrieval-Augmented Generation (RAG) focuses on individual documents during retrieval and, as a result, falls short in handling networked documents which are very popular in many applications such as citation graphs, social media, and…

Machine Learning · Computer Science 2025-07-15 Yuntong Hu , Zhihan Lei , Zheng Zhang , Bo Pan , Chen Ling , Liang Zhao

In this study, we introduce a novel method called group-wise \textbf{VI}sual token \textbf{S}election and \textbf{A}ggregation (VISA) to address the issue of inefficient inference stemming from excessive visual tokens in multimoal large…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Pengfei Jiang , Hanjun Li , Linglan Zhao , Fei Chao , Ke Yan , Shouhong Ding , Rongrong Ji

Retrieval-Augmented Generation (RAG) has emerged as a powerful paradigm for enhancing large language models (LLMs) by retrieving relevant documents from an external corpus. However, existing RAG systems primarily focus on unimodal text…

Computation and Language · Computer Science 2025-10-21 Chenghao Zhang , Guanting Dong , Xinyu Yang , Zhicheng Dou

Retrieval-augmented generation (RAG) is a powerful technique that enhances downstream task execution by retrieving additional information, such as knowledge, skills, and tools from external sources. Graph, by its intrinsic "nodes connected…

Medical question answering requires extensive access to specialized conceptual knowledge. The current paradigm, Retrieval-Augmented Generation (RAG), acquires expertise medical knowledge through large-scale corpus retrieval and uses this…

Computation and Language · Computer Science 2025-02-20 Sichu Liang , Linhai Zhang , Hongyu Zhu , Wenwen Wang , Yulan He , Deyu Zhou

In retrieval-augmented generation (RAG) question answering systems, generating citations for large language model (LLM) outputs enhances verifiability and helps users identify potential hallucinations. However, we observe two problems in…

Computation and Language · Computer Science 2025-10-21 Guo Chen , Qiuyuan Li , Qiuxian Li , Hongliang Dai , Xiang Chen , Piji Li