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Following human instructions to explore and search for a specified target in an unfamiliar environment is a crucial skill for mobile service robots. Most of the previous works on object goal navigation have typically focused on a single…

Robotics · Computer Science 2024-11-19 Bangguo Yu , Yuzhen Liu , Lei Han , Hamidreza Kasaei , Tingguang Li , Ming Cao

Recent advancements in 3D scene understanding have made significant strides in enabling interaction with scenes using open-vocabulary queries, particularly for VR/AR and robotic applications. Nevertheless, existing methods are hindered by…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Dianyi Yang , Xihan Wang , Yu Gao , Shiyang Liu , Bohan Ren , Yufeng Yue , Yi Yang

We address the challenge of task-oriented navigation in unstructured and unknown environments, where robots must incrementally build and reason on rich, metric-semantic maps in real time. Since tasks may require clarification or…

Robotics · Computer Science 2025-02-28 Dexter Ong , Yuezhan Tao , Varun Murali , Igor Spasojevic , Vijay Kumar , Pratik Chaudhari

Breakthrough progress in vision-based navigation through unknown environments has been achieved by using multimodal large language models (MLLMs). These models can plan a sequence of motions by evaluating the current view at each time step…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Wanrong Zheng , Yunhao Ge , Laurent Itti

3D Gaussian Splatting (3DGS) has recently emerged as a pioneering approach in explicit scene rendering and computer graphics. Unlike traditional neural radiance field (NeRF) methods, which typically rely on implicit, coordinate-based models…

Vision-and-Language Navigation (VLN) requires an agent to interpret natural language instructions and navigate complex environments. Current approaches often adopt a "black-box" paradigm, where a single Large Language Model (LLM) makes…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Chenghao Liu , Zhimu Zhou , Jiachen Zhang , Minghao Zhang , Songfang Huang , Huiling Duan

3D Gaussian Splatting (3DGS) is an emerging media representation that reconstructs real-world 3D scenes in high fidelity, enabling 6-degrees-of-freedom (6-DoF) navigation in virtual reality (VR). However, developing and evaluating…

Multimedia · Computer Science 2025-06-04 Zihao Ding , Cheng-Tse Lee , Mufeng Zhu , Tao Guan , Yuan-Chun Sun , Cheng-Hsin Hsu , Yao Liu

Gaussian Splatting has rapidly emerged as a transformative technique for real-time 3D scene representation, offering a highly efficient and expressive alternative to Neural Radiance Fields (NeRF). Its ability to render complex scenes with…

Graphics · Computer Science 2025-08-20 Mahmoud Chick Zaouali , Todd Charter , Yehor Karpichev , Brandon Haworth , Homayoun Najjaran

Visual navigation is an essential skill for home-assistance robots, providing the object-searching ability to accomplish long-horizon daily tasks. Many recent approaches use Large Language Models (LLMs) for commonsense inference to improve…

Robotics · Computer Science 2024-10-15 Xinxin Zhao , Wenzhe Cai , Likun Tang , Teng Wang

3D Visual Grounding (3DVG) aims to localize target objects within a 3D scene based on natural language queries. To alleviate the reliance on costly 3D training data, recent studies have explored zero-shot 3DVG by leveraging the extensive…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Zhao Jin , Rong-Cheng Tu , Jingyi Liao , Wenhao Sun , Xiao Luo , Shunyu Liu , Dacheng Tao

We propose NEDS-SLAM, a dense semantic SLAM system based on 3D Gaussian representation, that enables robust 3D semantic mapping, accurate camera tracking, and high-quality rendering in real-time. In the system, we propose a Spatially…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Yiming Ji , Yang Liu , Guanghu Xie , Boyu Ma , Zongwu Xie

Vision-and-Language Navigation (VLN) empowers agents to associate time-sequenced visual observations with corresponding instructions to make sequential decisions. However, generalization remains a persistent challenge, particularly when…

Robotics · Computer Science 2025-02-27 Zerui Li , Gengze Zhou , Haodong Hong , Yanyan Shao , Wenqi Lyu , Yanyuan Qiao , Qi Wu

Autonomous navigation under natural language instructions represents a crucial step toward embodied intelligence, enabling complex task execution in environments ranging from industrial facilities to domestic spaces. However,…

Robotics · Computer Science 2026-03-05 Hongyu Song , Rishabh Dev Yadav , Cheng Guo , Wei Pan

Language-driven object navigation requires agents to interpret natural language descriptions of target objects, which combine intrinsic and extrinsic attributes for instance recognition and commonsense navigation. Existing methods either…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Francesco Taioli , Shiping Yang , Sonia Raychaudhuri , Marco Cristani , Unnat Jain , Angel X Chang

Achieving unified 3D perception and reasoning across tasks such as segmentation, retrieval, and relation understanding remains challenging, as existing methods are either object-centric or rely on costly training for inter-object reasoning.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Yaxu Xie , Abdalla Arafa , Alireza Javanmardi , Christen Millerdurai , Jia Cheng Hu , Shaoxiang Wang , Alain Pagani , Didier Stricker

Recent advancements in camera-based occupancy prediction have focused on the simultaneous prediction of 3D semantics and scene flow, a task that presents significant challenges due to specific difficulties, e.g., occlusions and unbalanced…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Ziyue Zhu , Shenlong Wang , Jin Xie , Jiang-jiang Liu , Jingdong Wang , Jian Yang

Object goal navigation (ObjectNav) in unseen environments is a fundamental task for Embodied AI. Agents in existing works learn ObjectNav policies based on 2D maps, scene graphs, or image sequences. Considering this task happens in 3D…

Robotics · Computer Science 2023-04-03 Jiazhao Zhang , Liu Dai , Fanpeng Meng , Qingnan Fan , Xuelin Chen , Kai Xu , He Wang

This paper presents a novel masked attention-based 3D Gaussian Splatting (3DGS) approach to enhance robotic perception and object detection in industrial and smart factory environments. U2-Net is employed for background removal to isolate…

Graphics · Computer Science 2025-03-26 Jee Won Lee , Hansol Lim , SooYeun Yang , Jongseong Brad Choi

We introduce Go-SLAM, a novel framework that utilizes 3D Gaussian Splatting SLAM to reconstruct dynamic environments while embedding object-level information within the scene representations. This framework employs advanced object…

Robotics · Computer Science 2024-09-26 Phu Pham , Dipam Patel , Damon Conover , Aniket Bera

In this paper, we introduce \textbf{GS-SLAM} that first utilizes 3D Gaussian representation in the Simultaneous Localization and Mapping (SLAM) system. It facilitates a better balance between efficiency and accuracy. Compared to recent SLAM…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Chi Yan , Delin Qu , Dan Xu , Bin Zhao , Zhigang Wang , Dong Wang , Xuelong Li
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