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Vision-Language Navigation (VLN) tasks often leverage panoramic RGB and depth inputs to provide rich spatial cues for action planning, but these sensors can be costly or less accessible in real-world deployments. Recent approaches based on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Shuo Wang , Yongcai Wang , Zhaoxin Fan , Yucheng Wang , Maiyue Chen , Kaihui Wang , Zhizhong Su , Wanting Li , Xudong Cai , Yeying Jin , Deying Li

Real-time path planning in outdoor environments still challenges modern robotic systems due to differences in terrain traversability, diverse obstacles, and the necessity for fast decision-making. Established approaches have primarily…

Robotics · Computer Science 2024-05-24 Pascal Roth , Julian Nubert , Fan Yang , Mayank Mittal , Marco Hutter

Navigation presents a significant challenge for persons with visual impairments (PVI). While traditional aids such as white canes and guide dogs are invaluable, they fall short in delivering detailed spatial information and precise guidance…

Integrating large language models (LLMs) into embodied AI models is becoming increasingly prevalent. However, existing zero-shot LLM-based Vision-and-Language Navigation (VLN) agents either encode images as textual scene descriptions,…

Artificial Intelligence · Computer Science 2025-09-30 Yue Zhang , Tianyi Ma , Zun Wang , Yanyuan Qiao , Parisa Kordjamshidi

Large Vision-Language Models (VLMs) have demonstrated potential in enhancing mobile robot navigation in human-centric environments by understanding contextual cues, human intentions, and social dynamics while exhibiting reasoning…

Robotics · Computer Science 2025-06-18 Amirreza Payandeh , Anuj Pokhrel , Daeun Song , Marcos Zampieri , Xuesu Xiao

We introduce a neural architecture for navigation in novel environments. Our proposed architecture learns to map from first-person views and plans a sequence of actions towards goals in the environment. The Cognitive Mapper and Planner…

Computer Vision and Pattern Recognition · Computer Science 2019-02-08 Saurabh Gupta , Varun Tolani , James Davidson , Sergey Levine , Rahul Sukthankar , Jitendra Malik

We present a target-driven navigation system to improve mapless visual navigation in indoor scenes. Our method takes a multi-view observation of a robot and a target as inputs at each time step to provide a sequence of actions that move the…

Robotics · Computer Science 2022-05-10 Qiaoyun Wu , Xiaoxi Gong , Kai Xu , Dinesh Manocha , Jingxuan Dong , Jun Wang

Humans are expert explorers. Understanding the computational cognitive mechanisms that support this efficiency can advance the study of the human mind and enable more efficient exploration algorithms. We hypothesize that humans explore new…

Machine Learning · Computer Science 2022-03-21 Sugandha Sharma , Aidan Curtis , Marta Kryven , Josh Tenenbaum , Ila Fiete

The research field of Embodied AI has witnessed substantial progress in visual navigation and exploration thanks to powerful simulating platforms and the availability of 3D data of indoor and photorealistic environments. These two factors…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Roberto Bigazzi , Federico Landi , Marcella Cornia , Silvia Cascianelli , Lorenzo Baraldi , Rita Cucchiara

Exploring an unfamiliar indoor environment and avoiding obstacles is challenging for visually impaired people. Currently, several approaches achieve the avoidance of static obstacles based on the mapping of indoor scenes. To solve the issue…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Wenyan Ou , Jiaming Zhang , Kunyu Peng , Kailun Yang , Gerhard Jaworek , Karin Müller , Rainer Stiefelhagen

In the Vision-and-Language Navigation task, the embodied agent follows linguistic instructions and navigates to a specific goal. It is important in many practical scenarios and has attracted extensive attention from both computer vision and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-27 Sinan Tan , Mengmeng Ge , Di Guo , Huaping Liu , Fuchun Sun

Virtual reality (VR) offers immersive visualization and intuitive interaction. We leverage VR to enable any biomedical professional to deploy a deep learning (DL) model for image classification. While DL models can be powerful tools for…

Machine Learning · Computer Science 2022-06-22 Kevin C. VanHorn , Meyer Zinn , Murat Can Cobanoglu

Robots navigating in human environments should use language to ask for assistance and be able to understand human responses. To study this challenge, we introduce Cooperative Vision-and-Dialog Navigation, a dataset of over 2k embodied,…

Computation and Language · Computer Science 2019-10-15 Jesse Thomason , Michael Murray , Maya Cakmak , Luke Zettlemoyer

Indoor navigation remains a complex challenge due to the absence of reliable GPS signals and the architectural intricacies of large enclosed environments. This study presents an indoor localization and navigation approach that integrates…

Machine Learning · Computer Science 2025-08-12 Keyan Rahimi , Md. Wasiul Haque , Sagar Dasgupta , Mizanur Rahman

Vision-and-Language Navigation (VLN) agents are tasked with navigating an unseen environment using natural language instructions. In this work, we study if visual representations of sub-goals implied by the instructions can serve as…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Akhil Perincherry , Jacob Krantz , Stefan Lee

Mobile robots are increasingly required to navigate and interact within unknown and unstructured environments to meet human demands. Demand-driven navigation (DDN) enables robots to identify and locate objects based on implicit human…

Artificial Intelligence · Computer Science 2025-08-18 Yuehao Huang , Liang Liu , Shuangming Lei , Yukai Ma , Hao Su , Jianbiao Mei , Pengxiang Zhao , Yaqing Gu , Yong Liu , Jiajun Lv

A navigable agent needs to understand both high-level semantic instructions and precise spatial perceptions. Building navigation agents centered on Multimodal Large Language Models (MLLMs) demonstrates a promising solution due to their…

Robotics · Computer Science 2026-02-18 Zerui Li , Hongpei Zheng , Fangguo Zhao , Aidan Chan , Jian Zhou , Sihao Lin , Shijie Li , Qi Wu

To solve tasks in complex environments, robots need to learn from experience. Deep reinforcement learning is a common approach to robot learning but requires a large amount of trial and error to learn, limiting its deployment in the…

Robotics · Computer Science 2022-06-29 Philipp Wu , Alejandro Escontrela , Danijar Hafner , Ken Goldberg , Pieter Abbeel

Mapless navigation has emerged as a promising approach for enabling autonomous robots to navigate in environments where pre-existing maps may be inaccurate, outdated, or unavailable. In this work, we propose an image-based local…

Robotics · Computer Science 2023-10-24 Durgakant Pushp , Zheng Chen , Chaomin Luo , Jason M. Gregory , Lantao Liu

In visual semantic navigation, the robot navigates to a target object with egocentric visual observations and the class label of the target is given. It is a meaningful task inspiring a surge of relevant research. However, most of the…

Artificial Intelligence · Computer Science 2021-09-21 Xinzhu Liu , Di Guo , Huaping Liu , Fuchun Sun