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Large vision-and-language models (VLMs) trained to match images with text on large-scale datasets of image-text pairs have shown impressive generalization ability on several vision and language tasks. Several recent works, however, showed…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Navid Rajabi , Jana Kosecka

Multimodal reasoning in Large Language Models (LLMs) struggles with incomplete knowledge and hallucination artifacts, challenges that textual Knowledge Graphs (KGs) only partially mitigate due to their modality isolation. While Multimodal…

计算机视觉与模式识别 · 计算机科学 2025-11-24 Junming Liu , Siyuan Meng , Yanting Gao , Song Mao , Pinlong Cai , Guohang Yan , Yirong Chen , Zilin Bian , Ding Wang , Botian Shi

Remote Sensing Visual Grounding (RSVG) aims to localize target objects in large-scale aerial imagery based on natural language descriptions. Owing to the vast spatial scale and high semantic ambiguity of remote sensing scenes, these…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Shiqi Huang , Shuting He , Bihan Wen

Current multimodal large language models (MLLMs) face significant challenges in visual document understanding (VDU) tasks due to the high resolution, dense text, and complex layouts typical of document images. These characteristics demand a…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jiaxin Zhang , Wentao Yang , Songxuan Lai , Zecheng Xie , Lianwen Jin

Vision-language models (VLMs) lag behind text-only language models on mathematical reasoning when the same problems are presented as images rather than text. We empirically characterize this as a modality gap: the same question in text form…

人工智能 · 计算机科学 2026-03-18 Saeed Khaki , Ashudeep Singh , Nima Safaei , Kamal Ginotra

Scientific documents contain complex multimodal structures, which makes evidence localization and scientific reasoning in Document Visual Question Answering particularly challenging. However, most existing benchmarks evaluate models only at…

数据库 · 计算机科学 2026-03-31 Wenhan Yu , Zhaoxi Zhang , Wang Chen , Guanqiang Qi , Weikang Li , Lei Sha , Deguo Xia , Jizhou Huang

Understanding images and text together is an important aspect of cognition and building advanced Artificial Intelligence (AI) systems. As a community, we have achieved good benchmarks over language and vision domains separately, however…

计算机视觉与模式识别 · 计算机科学 2020-11-19 Shailaja Keyur Sampat , Yezhou Yang , Chitta Baral

Visual grounding, the task of localizing objects described by natural-language expressions, is a foundational capability for agricultural AI systems, enabling applications such as selective weeding, disease monitoring, and targeted…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Haocheng Li , Juepeng Zheng , Zenghao Yang , Kaiqi Du , Guilong Xiao , Gengmeng Pu , Haohuan Fu , Jianxi Huang

Document Visual Question Answering (DocVQA) remains challenging for existing Vision-Language Models (VLMs), especially under complex reasoning and multi-step workflows. Current approaches struggle to decompose intricate questions into…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Aymen Lassoued , Mohamed Ali Souibgui , Yousri Kessentini

Visual retrieval-augmented generation (VRAG) augments vision-language models (VLMs) with external visual knowledge to ground reasoning and reduce hallucinations. Yet current VRAG systems often fail to reliably perceive and integrate…

计算与语言 · 计算机科学 2025-10-14 Yubo Sun , Chunyi Peng , Yukun Yan , Shi Yu , Zhenghao Liu , Chi Chen , Zhiyuan Liu , Maosong Sun

In this paper, we present a neat yet effective transformer-based framework for visual grounding, namely TransVG, to address the task of grounding a language query to the corresponding region onto an image. The state-of-the-art methods,…

计算机视觉与模式识别 · 计算机科学 2022-01-17 Jiajun Deng , Zhengyuan Yang , Tianlang Chen , Wengang Zhou , Houqiang Li

Multimodal large language models often struggle with faithful reasoning in complex visual scenes, where intricate entities and relations require precise visual grounding at each step. This reasoning unfaithfulness frequently manifests as…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Chuhan Wang , Xintong Li , Jennifer Yuntong Zhang , Junda Wu , Chengkai Huang , Lina Yao , Julian McAuley , Jingbo Shang

We present a new method, PARsing And visual GrOuNding (ParaGon), for grounding natural language in object placement tasks. Natural language generally describes objects and spatial relations with compositionality and ambiguity, two major…

机器人学 · 计算机科学 2023-03-14 Zirui Zhao , Wee Sun Lee , David Hsu

3D visual grounding aims to identify and localize objects in a 3D space based on textual descriptions. However, existing methods struggle with disentangling targets from anchors in complex multi-anchor queries and resolving inconsistencies…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Ronggang Huang , Haoxin Yang , Yan Cai , Xuemiao Xu , Huaidong Zhang , Shengfeng He

Open-vocabulary 3D visual grounding and reasoning aim to localize objects in a scene based on implicit language descriptions, even when they are occluded. This ability is crucial for tasks such as vision-language navigation and autonomous…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Zhenyang Liu , Yikai Wang , Sixiao Zheng , Tongying Pan , Longfei Liang , Yanwei Fu , Xiangyang Xue

Visual Grounding (VG) aims at localizing target objects from an image based on given expressions and has made significant progress with the development of detection and vision transformer. However, existing VG methods tend to generate…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Menghao Li , Chunlei Wang , Wenquan Feng , Shuchang Lyu , Guangliang Cheng , Xiangtai Li , Binghao Liu , Qi Zhao

Visual grounding, a crucial vision-language task involving the understanding of the visual context based on the query expression, necessitates the model to capture the interactions between objects, as well as various spatial and attribute…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Haozhan Shen , Tiancheng Zhao , Mingwei Zhu , Jianwei Yin

Document Visual Question Answering (VQA) requires models to not only extract accurate textual answers but also precisely localize them within document images, a capability critical for interpretability in high-stakes applications. However,…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Ahmad Mohammadshirazi , Pinaki Prasad Guha Neogi , Dheeraj Kulshrestha , Rajiv Ramnath

Visual document understanding is a complex task that involves analyzing both the text and the visual elements in document images. Existing models often rely on manual feature engineering or domain-specific pipelines, which limit their…

Existing Large Vision-Language Models (LVLMs) excel at matching concepts across multi-modal inputs but struggle with compositional concepts and high-level relationships between entities. This paper introduces Progressive multi-granular…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Quang-Hung Le , Long Hoang Dang , Ngan Le , Truyen Tran , Thao Minh Le