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Aerial Vision-and-Language Navigation (VLN) is a novel task enabling Unmanned Aerial Vehicles (UAVs) to navigate in outdoor environments through natural language instructions and visual cues. However, it remains challenging due to the…

机器人学 · 计算机科学 2025-08-12 Yunpeng Gao , Zhigang Wang , Pengfei Han , Linglin Jing , Dong Wang , Bin Zhao

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),…

机器人学 · 计算机科学 2025-08-08 Weifan Zhang , Tingguang Li , Yuzhen Liu

In the Vision-and-Language Navigation (VLN) task an embodied agent navigates a 3D environment, following natural language instructions. A challenge in this task is how to handle 'off the path' scenarios where an agent veers from a reference…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Sonia Raychaudhuri , Saim Wani , Shivansh Patel , Unnat Jain , Angel X. Chang

While Vision-Language Models (VLMs) enable high-level semantic reasoning for end-to-end autonomous driving, particularly in unstructured environments, existing off-road datasets suffer from language annotations that are weakly aligned with…

机器人学 · 计算机科学 2026-04-24 Byounggun Park , Soonmin Hwang

Developing agents capable of navigating to a target location based on language instructions and visual information, known as vision-language navigation (VLN), has attracted widespread interest. Most research has focused on ground-based…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Xiangyu Wang , Donglin Yang , Ziqin Wang , Hohin Kwan , Jinyu Chen , Wenjun Wu , Hongsheng Li , Yue Liao , Si Liu

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…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Dujun Nie , Xianda Guo , Yiqun Duan , Ruijun Zhang , Long Chen

Vision-Language Models (VLMs) have advanced rapidly in multimodal perception and language understanding, yet it remains unclear whether they can reliably ground language into spatially coherent, plausibly executable actions in 3D digital…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Niyati Rawal , Sushant Ravva , Shah Alam Abir , Saksham Jain , Aman Chadha , Vinija Jain , Suranjana Trivedy , Amitava Das

Vision-and-Language Navigation (VLN) tasks require an agent to follow textual instructions to navigate through 3D environments. Traditional approaches use supervised learning methods, relying heavily on domain-specific datasets to train VLN…

机器人学 · 计算机科学 2025-02-12 Yanyuan Qiao , Wenqi Lyu , Hui Wang , Zixu Wang , Zerui Li , Yuan Zhang , Mingkui Tan , Qi Wu

We propose the zero-shot Vision-and-Language Navigation with Collision Mitigation (VLN-CM), which takes these considerations. VLN-CM is composed of four modules and predicts the direction and distance of the next movement at each step. We…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Seongjun Jeong , Gi-Cheon Kang , Joochan Kim , Byoung-Tak Zhang

Vision-and-language navigation (VLN) is a trending topic which aims to navigate an intelligent agent to an expected position through natural language instructions. This work addresses the task of VLN from a previously-ignored aspect, namely…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Xinzhe Zhou , Wei Liu , Yadong Mu

Enabling robotic assistants to navigate complex environments and locate objects described in free-form language is a critical capability for real-world deployment. While foundation models, particularly Vision-Language Models (VLMs), offer…

机器人学 · 计算机科学 2026-04-16 Naoki Yokoyama , Sehoon Ha

Vision-and-Language Navigation (VLN) in continuous environments requires agents to interpret natural language instructions while navigating unconstrained 3D spaces. Existing VLN-CE frameworks rely on a two-stage approach: a waypoint…

机器人学 · 计算机科学 2025-06-18 Xiangyu Shi , Zerui Li , Wenqi Lyu , Jiatong Xia , Feras Dayoub , Yanyuan Qiao , Qi Wu

Object Goal Navigation (ObjectNav) challenges robots to find objects in unseen environments, demanding sophisticated reasoning. While Vision-Language Models (VLMs) show potential, current ObjectNav methods often employ them superficially,…

机器人学 · 计算机科学 2025-06-23 Mobin Habibpour , Fatemeh Afghah

Vision-language navigation (VLN) is the task of navigating an embodied agent to carry out natural language instructions inside real 3D environments. In this paper, we study how to address three critical challenges for this task: the…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Xin Wang , Qiuyuan Huang , Asli Celikyilmaz , Jianfeng Gao , Dinghan Shen , Yuan-Fang Wang , William Yang Wang , Lei Zhang

Vision-Language Navigation (VLN) approaches have currently followed two primary paradigms: the end-to-end Vision-Language Model (VLM) policy fine-tuned on navigation trajectories to directly predict actions, and the zero-shot modular…

机器人学 · 计算机科学 2026-05-19 Jingzhi Huang , Junkai Huang , Wenxuan Song , Haoyang Yang , Hailong Huang , Haoang Li , Yi Wang

Aerial vision-and-language navigation (Aerial VLN) aims to enable unmanned aerial vehicles (UAVs) to interpret natural language instructions and autonomously navigate complex three-dimensional environments by grounding language in visual…

机器人学 · 计算机科学 2026-04-10 Xingyu Xia , Lekai Zhou , Yujie Tang , Xiaozhou Zhu , Hai Zhu , Wen Yao

We present a novel high-level planning framework that leverages vision-language models (VLMs) to improve autonomous navigation in unknown indoor environments with many dead ends. Traditional exploration methods often take inefficient routes…

机器人学 · 计算机科学 2025-10-14 D. Schwartz , K. Kondo , J. P. How

Vision-and-Language Navigation (VLN) is a natural language grounding task where agents have to interpret natural language instructions in the context of visual scenes in a dynamic environment to achieve prescribed navigation goals.…

计算与语言 · 计算机科学 2019-06-03 Haoshuo Huang , Vihan Jain , Harsh Mehta , Jason Baldridge , Eugene Ie

In vision-and-language navigation (VLN), an embodied agent is required to navigate in realistic 3D environments following natural language instructions. One major bottleneck for existing VLN approaches is the lack of sufficient training…

计算机视觉与模式识别 · 计算机科学 2022-08-26 Shizhe Chen , Pierre-Louis Guhur , Makarand Tapaswi , Cordelia Schmid , Ivan Laptev

In a busy city street, a pedestrian surrounded by distractions can pick out a single sign if it is relevant to their route. Artificial agents in outdoor Vision-and-Language Navigation (VLN) are also confronted with detecting supervisory…

机器学习 · 计算机科学 2022-11-21 Jason Armitage , Leonardo Impett , Rico Sennrich