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Real-time 3D mapping is a critical component in many important applications today including robotics, AR/VR, and 3D visualization. 3D mapping involves continuously fusing depth maps obtained from depth sensors in phones, robots, and…

Hardware Architecture · Computer Science 2022-10-18 Sankeerth Durvasula , Raymond Kiguru , Samarth Mathur , Jenny Xu , Jimmy Lin , Nandita Vijaykumar

Vision-and-Language Navigation (VLN) requires an embodied agent to navigate in a complex 3D environment according to natural language instructions. Recent progress in large language models (LLMs) has enabled language-driven navigation with…

Robotics · Computer Science 2026-01-27 Zijun Li , Shijie Li , Zhenxi Zhang , Bin Li , Shoujun Zhou

Object Goal Navigation-requiring an agent to locate a specific object in an unseen environment-remains a core challenge in embodied AI. Although recent progress in Vision-Language Model (VLM)-based agents has demonstrated promising…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Dujun Nie , Xianda Guo , Yiqun Duan , Ruijun Zhang , Long Chen

Visual navigation in unknown environments based solely on natural language descriptions is a key capability for intelligent robots. In this work, we propose a navigation framework built upon off-the-shelf Visual Language Models (VLMs),…

Robotics · Computer Science 2025-08-08 Weifan Zhang , Tingguang Li , Yuzhen Liu

Geospatial observations combined with computational models have become key to understanding the physical systems of our environment and enable the design of best practices to reduce societal harm. Cloud-based deployments help to scale up…

We consider the problem of vision-based pose estimation for autonomous systems. While deep neural networks have been successfully used for vision-based tasks, they inherently lack provable guarantees on the correctness of their output,…

Robotics · Computer Science 2026-01-27 Ulices Santa Cruz , Mahmoud Elfar , Yasser Shoukry

Visual navigation models based on deep learning can learn effective policies when trained on large amounts of visual observations through reinforcement learning. Unfortunately, collecting the required experience in the real world requires…

Robotics · Computer Science 2020-10-27 Marco Rosano , Antonino Furnari , Luigi Gulino , Giovanni Maria Farinella

The dominant paradigm for high-fidelity 3D generation relies on a VAE-Diffusion pipeline, where the VAE's reconstruction capability sets a firm upper bound on generation quality. A fundamental challenge limiting existing VAEs is the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Guan Luo , Xiu Li , Rui Chen , Xuanyu Yi , Jing Lin , Chia-Hao Chen , Jiahang Liu , Song-Hai Zhang , Jianfeng Zhang

Vision-based underwater robots can be useful in inspecting and exploring confined spaces where traditional sensors and preplanned paths cannot be followed. Sensor noise and situational change can cause significant uncertainty in…

Robotics · Computer Science 2025-07-16 Abhimanyu Bhowmik , Mohit Singh , Madhushree Sannigrahi , Martin Ludvigsen , Kostas Alexis

Virtual reality (VR) environments have greatly expanded opportunities for immersive exploration, yet physically navigating these digital spaces remains a significant challenge. In this paper, we present the conceptual framework of NAVIS…

Human-Computer Interaction · Computer Science 2024-11-11 Zhixun Lin , Wei He , Xinyi Liu , Mingchen Ye , Xiang Li , Ge Lin Kan

Embodied scene understanding requires not only comprehending visual-spatial information that has been observed but also determining where to explore next in the 3D physical world. Existing 3D Vision-Language (3D-VL) models primarily focus…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Ziyu Zhu , Xilin Wang , Yixuan Li , Zhuofan Zhang , Xiaojian Ma , Yixin Chen , Baoxiong Jia , Wei Liang , Qian Yu , Zhidong Deng , Siyuan Huang , Qing Li

Inspired by human behavior when traveling over unknown terrain, this study proposes the use of probing strategies and integrates them into a traversability analysis framework to address safe navigation on unknown rough terrain. Our…

Robust humanoid locomotion requires accurate and globally consistent perception of the surrounding 3D environment. However, existing perception modules, mainly based on depth images or elevation maps, offer only partial and locally…

Robotics · Computer Science 2025-11-19 Qingwei Ben , Botian Xu , Kailin Li , Feiyu Jia , Wentao Zhang , Jingping Wang , Jingbo Wang , Dahua Lin , Jiangmiao Pang

Determining the relative pose of a previously unseen object between two images is pivotal to the success of generalizable object pose estimation. Existing approaches typically predict 3D translation utilizing the ground-truth object…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Chen Zhao , Tong Zhang , Zheng Dang , Mathieu Salzmann

Simulating realistic environments for robots is widely recognized as a critical challenge in robot learning, particularly in terms of rendering and physical simulation. This challenge becomes even more pronounced in navigation tasks, where…

Robotics · Computer Science 2026-03-17 Jiahang Liu , Yuanxing Duan , Jiazhao Zhang , Minghan Li , Shaoan Wang , Zhizheng Zhang , He Wang

We present a neural rendering framework that maps a voxelized scene into a high quality image. Highly-textured objects and scene element interactions are realistically rendered by our method, despite having a rough representation as an…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Konstantinos Rematas , Vittorio Ferrari

Large language models have shown impressive results for multi-hop mathematical reasoning when the input question is only textual. Many mathematical reasoning problems, however, contain both text and image. With the ever-increasing adoption…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Mehran Kazemi , Hamidreza Alvari , Ankit Anand , Jialin Wu , Xi Chen , Radu Soricut

Embeddings from Visual-Language Models are increasingly utilized to represent semantics in robotic maps, offering an open-vocabulary scene understanding that surpasses traditional, limited labels. Embeddings enable on-demand querying by…

Robotics · Computer Science 2025-10-17 Matti Pekkanen , Francesco Verdoja , Ville Kyrki

Natural language applied to natural 2D images describes a fundamentally 3D world. We present the Voxel-informed Language Grounder (VLG), a language grounding model that leverages 3D geometric information in the form of voxel maps derived…

Computation and Language · Computer Science 2022-05-20 Rodolfo Corona , Shizhan Zhu , Dan Klein , Trevor Darrell

Remarkable advances have been achieved recently in learning neural representations that characterize object geometry, while generating textured objects suitable for downstream applications and 3D rendering remains at an early stage. In…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Alexey Bokhovkin , Shubham Tulsiani , Angela Dai