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Related papers: AgentGrounder: Zero-Shot 3D Visual Pointcloud Grou…

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We investigate transductive zero-shot point cloud semantic segmentation, where the network is trained on seen objects and able to segment unseen objects. The 3D geometric elements are essential cues to imply a novel 3D object type. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Runnan Chen , Xinge Zhu , Nenglun Chen , Wei Li , Yuexin Ma , Ruigang Yang , Wenping Wang

Open-vocabulary 3D object detection (OV-3DDet) aims to localize and recognize both seen and previously unseen object categories within any new 3D scene. While language and vision foundation models have achieved success in handling various…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Pengkun Jiao , Na Zhao , Jingjing Chen , Yu-Gang Jiang

Vision-and-Language Navigation (VLN) requires an embodied agent to ground complex natural-language instructions into long-horizon navigation in unseen environments. While Vision-Language Models (VLMs) offer strong 2D semantic understanding,…

Robotics · Computer Science 2026-03-19 Zihao Xin , Wentong Li , Yixuan Jiang , Ziyuan Huang , Bin Wang , Piji Li , Jianke Zhu , Jie Qin , Shengjun Huang

3D vision-language grounding, which focuses on aligning language with the 3D physical environment, stands as a cornerstone in the development of embodied agents. In comparison to recent advancements in the 2D domain, grounding language in…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Baoxiong Jia , Yixin Chen , Huangyue Yu , Yan Wang , Xuesong Niu , Tengyu Liu , Qing Li , Siyuan Huang

Generalization is a pivotal challenge for agents following natural language instructions. To approach this goal, we leverage a vision-language model (VLM) for visual grounding and transfer its vision-language knowledge into reinforcement…

Artificial Intelligence · Computer Science 2024-08-06 Haobin Jiang , Zongqing Lu

3D visual grounding has made notable progress in localizing objects within complex 3D scenes. However, grounding referring expressions beyond objects in 3D scenes remains unexplored. In this paper, we introduce Anywhere3D-Bench, a holistic…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Tianxu Wang , Zhuofan Zhang , Ziyu Zhu , Yue Fan , Jing Xiong , Pengxiang Li , Xiaojian Ma , Qing Li

Graphical User Interface (GUI) grounding plays a crucial role in enhancing the capabilities of Vision-Language Model (VLM) agents. While general VLMs, such as GPT-4V, demonstrate strong performance across various tasks, their proficiency in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Anthony Nguyen

Recent advancements in Video Question Answering (VideoQA) have introduced LLM-based agents, modular frameworks, and procedural solutions, yielding promising results. These systems use dynamic agents and memory-based mechanisms to break down…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Tony Montes , Fernando Lozano

Mapping and understanding complex 3D environments is fundamental to how autonomous systems perceive and interact with the physical world, requiring both precise geometric reconstruction and rich semantic comprehension. While existing 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Naman Patel , Prashanth Krishnamurthy , Farshad Khorrami

Recent open-world 3D representation learning methods using Vision-Language Models (VLMs) to align 3D point cloud with image-text information have shown superior 3D zero-shot performance. However, CAD-rendered images for this alignment often…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Ye Mao , Junpeng Jing , Krystian Mikolajczyk

Embodied outdoor scene understanding forms the foundation for autonomous agents to perceive, analyze, and react to dynamic driving environments. However, existing 3D understanding is predominantly based on 2D Vision-Language Models (VLMs),…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Runwei Guan , Jianan Liu , Ningwei Ouyang , Shaofeng Liang , Daizong Liu , Xiaolou Sun , Lianqing Zheng , Ming Xu , Yutao Yue , Guoqiang Mao , Hui Xiong

Open-vocabulary 3D visual grounding aims to localize target objects based on free-form language queries, which is crucial for embodied AI applications such as autonomous navigation, robotics, and augmented reality. Learning 3D language…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Zhenyang Liu , Sixiao Zheng , Siyu Chen , Cairong Zhao , Longfei Liang , Xiangyang Xue , Yanwei Fu

Visual Language Models (VLMs) have increasingly become the main paradigm for understanding indoor scenes, but they still struggle with metric and spatial reasoning. Current approaches rely on end-to-end video understanding or large-scale…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Fernando Ropero , Erkin Turkoz , Daniel Matos , Junqing Du , Antonio Ruiz , Yanfeng Zhang , Lu Liu , Mingwei Sun , Yongliang Wang

Remote sensing visual grounding (RSVG) aims to localize objects in remote sensing images based on free-form natural language expressions. Existing approaches are typically constrained to closed-set vocabularies, limiting their applicability…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Ke Li , Di Wang , Ting Wang , Fuyu Dong , Yiming Zhang , Luyao Zhang , Xiangyu Wang , Shaofeng Li , Quan Wang

We propose Attention Grounder (AttnGrounder), a single-stage end-to-end trainable model for the task of visual grounding. Visual grounding aims to localize a specific object in an image based on a given natural language text query. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Vivek Mittal

Current open-vocabulary scene graph generation algorithms highly rely on both 3D scene point cloud data and posed RGB-D images and thus have limited applications in scenarios where RGB-D images or camera poses are not readily available. To…

Robotics · Computer Science 2024-09-17 Yifan Xu , Ziming Luo , Qianwei Wang , Vineet Kamat , Carol Menassa

Visual grounding in 3D is the key for embodied agents to localize language-referred objects in open-world environments. However, existing benchmarks are limited to indoor focus, single-platform constraints, and small scale. We introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Rong Li , Yuhao Dong , Tianshuai Hu , Ao Liang , Youquan Liu , Dongyue Lu , Liang Pan , Lingdong Kong , Junwei Liang , Ziwei Liu

Affordance prediction, which identifies interaction regions on objects based on language instructions, is critical for embodied AI. Prevailing end-to-end models couple high-level reasoning and low-level grounding into a single monolithic…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Zixin Zhang , Kanghao Chen , Hanqing Wang , Hongfei Zhang , Harold Haodong Chen , Chenfei Liao , Litao Guo , Ying-Cong Chen

We introduce V-Agent, a novel multi-agent platform designed for advanced video search and interactive user-system conversations. By fine-tuning a vision-language model (VLM) with a small video preference dataset and enhancing it with a…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 SunYoung Park , Jong-Hyeon Lee , Youngjune Kim , Daegyu Sung , Younghyun Yu , Young-rok Cha , Jeongho Ju

With the rapid progress of foundation models and robotics, vision-language navigation (VLN) has emerged as a key task for embodied agents with broad practical applications. We address VLN in continuous environments, a particularly…

Robotics · Computer Science 2025-09-26 Boqi Li , Siyuan Li , Weiyi Wang , Anran Li , Zhong Cao , Henry X. Liu