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Vision-and-Language Navigation (VLN) is a task where agents must decide how to move through a 3D environment to reach a goal by grounding natural language instructions to the visual surroundings. One of the problems of the VLN task is data…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Tsu-Jui Fu , Xin Eric Wang , Matthew Peterson , Scott Grafton , Miguel Eckstein , William Yang Wang

Recent embodied navigation approaches leveraging Vision-Language Models (VLMs) demonstrate strong generalization in versatile Vision-Language Navigation (VLN). However, reliable path planning in complex environments remains challenging due…

Unmanned Aerial Vehicle (UAV) Vision-and-Language Navigation (VLN) is vital for applications such as disaster response, logistics delivery, and urban inspection. However, existing methods often struggle with insufficient multimodal fusion,…

Computation and Language · Computer Science 2025-05-20 Hengxing Cai , Jinhan Dong , Jingjun Tan , Jingcheng Deng , Sihang Li , Zhifeng Gao , Haidong Wang , Zicheng Su , Agachai Sumalee , Renxin Zhong

Recent progress in large vision-language models has driven improvements in language-based semantic navigation, where an embodied agent must reach a target object described in natural language. Yet we still lack a clear, language-focused…

Vision-and-Language Navigation (VLN) requires agents to navigate photo-realistic environments following natural language instructions. Current methods predominantly rely on imitation learning, which suffers from limited generalization and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Jiangyang Li , Cong Wan , SongLin Dong , Chenhao Ding , Qiang Wang , Zhiheng Ma , Yihong Gong

Leveraging multimodal large language models (MLLMs) to develop embodied agents offers significant promise for addressing complex real-world tasks. However, current evaluation benchmarks remain predominantly language-centric or heavily…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Dwip Dalal , Utkarsh Mishra , Narendra Ahuja , Nebojsa Jojic

Vision-and-language navigation (VLN) enables the agent to navigate to a remote location in 3D environments following the natural language instruction. In this field, the agent is usually trained and evaluated in the navigation simulators,…

Robotics · Computer Science 2024-10-15 Zihan Wang , Xiangyang Li , Jiahao Yang , Yeqi Liu , Shuqiang Jiang

Vision-and-Language Navigation in Continuous Environments (VLN-CE) is a navigation task that requires an agent to follow a language instruction in a realistic environment. The understanding of environments is a crucial part of the VLN-CE…

Computer Vision and Pattern Recognition · Computer Science 2023-01-12 Ting Wang , Zongkai Wu , Feiyu Yao , Donglin Wang

Real-world navigation often involves dealing with unexpected obstructions such as closed doors, moved objects, and unpredictable entities. However, mainstream Vision-and-Language Navigation (VLN) tasks typically assume instructions…

Robotics · Computer Science 2024-08-01 Haodong Hong , Sen Wang , Zi Huang , Qi Wu , Jiajun Liu

Vision-and-Language Navigation (VLN) task aims to enable AI agents to accurately understand and follow natural language instructions to navigate through real-world environments, ultimately reaching specific target locations. We recognise a…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Qi Chen , Dileepa Pitawela , Chongyang Zhao , Gengze Zhou , Hsiang-Ting Chen , Qi Wu

Being able to perceive the semantics and the spatial structure of the environment is essential for visual navigation of a household robot. However, most existing works only employ visual backbones pre-trained either with independent images…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Yicong Hong , Yang Zhou , Ruiyi Zhang , Franck Dernoncourt , Trung Bui , Stephen Gould , Hao Tan

Vision-and-language navigation is one of the core tasks in embodied intelligence, requiring an agent to autonomously navigate in an unfamiliar environment based on natural language instructions. However, existing methods often fail to match…

Artificial Intelligence · Computer Science 2025-10-01 Dongsheng Yang , Meiling Zhu , Yinfeng Yu

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…

Robotics · Computer Science 2025-08-12 Yunpeng Gao , Zhigang Wang , Pengfei Han , Linglin Jing , Dong Wang , Bin Zhao

Vision-and-language navigation (VLN) simulates a visual agent that follows natural-language navigation instructions in real-world scenes. Existing approaches have made enormous progress in navigation in new environments, such as beam…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Qi Zheng , Daqing Liu , Chaoyue Wang , Jing Zhang , Dadong Wang , Dacheng Tao

Recent efforts to enable visual navigation using large language models have mainly focused on developing complex prompt systems. These systems incorporate instructions, observations, and history into massive text prompts, which are then…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Yao-Hung Hubert Tsai , Vansh Dhar , Jialu Li , Bowen Zhang , Jian Zhang

Vision-and-Language Navigation (VLN) is a core task where embodied agents leverage their spatial mobility to navigate in 3D environments toward designated destinations based on natural language instructions. Recently, video-language large…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Zihan Wang , Seungjun Lee , Gim Hee Lee

Vision-language navigation (VLN) is a challenging task due to its large searching space in the environment. To address this problem, previous works have proposed some methods of fine-tuning a large model that pretrained on large-scale…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Xiwen Liang , Fengda Zhu , Lingling Li , Hang Xu , Xiaodan Liang

Vision-and-language navigation (VLN) is a key task in Embodied AI, requiring agents to navigate diverse and unseen environments while following natural language instructions. Traditional approaches rely heavily on historical observations as…

Foundation models have revolutionized robotics by providing rich semantic representations without task-specific training. While many approaches integrate pretrained vision-language models (VLMs) with specialized navigation architectures,…

Visual target navigation is a critical capability for autonomous robots operating in unknown environments, particularly in human-robot interaction scenarios. While classical and learning-based methods have shown promise, most existing…

Robotics · Computer Science 2025-05-07 Bangguo Yu , Qihao Yuan , Kailai Li , Hamidreza Kasaei , Ming Cao