English
Related papers

Related papers: Generative Language-Grounded Policy in Vision-and-…

200 papers

In the Vision-and-Language Navigation (VLN) task, the agent is required to navigate to a destination following a natural language instruction. While learning-based approaches have been a major solution to the task, they suffer from high…

Artificial Intelligence · Computer Science 2024-08-13 Zhaohuan Zhan , Lisha Yu , Sijie Yu , Guang Tan

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…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Sonia Raychaudhuri , Saim Wani , Shivansh Patel , Unnat Jain , Angel X. Chang

Vision-and-language navigation (VLN) agents are trained to navigate in real-world environments by following natural language instructions. A major challenge in VLN is the limited availability of training data, which hinders the models'…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Zi-Yi Dou , Feng Gao , Nanyun Peng

Commanding a robot to navigate with natural language instructions is a long-term goal for grounded language understanding and robotics. But the dominant language is English, according to previous studies on vision-language navigation (VLN).…

Computation and Language · Computer Science 2020-12-08 An Yan , Xin Eric Wang , Jiangtao Feng , Lei Li , William Yang Wang

Vision-language navigation (VLN) requires an agent to execute actions following human instructions. Existing VLN models are optimized through expert demonstrations by supervised behavioural cloning or incorporating manual reward…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Rui Liu , Wenguan Wang , Yi Yang

Vision language navigation is the task that requires an agent to navigate through a 3D environment based on natural language instructions. One key challenge in this task is to ground instructions with the current visual information that the…

Computation and Language · Computer Science 2021-04-21 Jialu Li , Hao Tan , Mohit Bansal

Vision-Language Navigation (VLN) tasks require an agent to follow human language instructions to navigate in previously unseen environments. This challenging field involving problems in natural language processing, computer vision,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Wansen Wu , Tao Chang , Xinmeng Li

Vision-Language Navigation (VLN) is a task where agents learn to navigate following natural language instructions. The key to this task is to perceive both the visual scene and natural language sequentially. Conventional approaches exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Fengda Zhu , Yi Zhu , Xiaojun Chang , Xiaodan Liang

Embodied navigation requires robots to understand and interact with the environment based on given tasks. Vision-Language Navigation (VLN) is an embodied navigation task, where a robot navigates within a previously seen and unseen…

Robotics · Computer Science 2024-09-10 Muraleekrishna Gopinathan , Jumana Abu-Khalaf , David Suter , Martin Masek

Most existing works in vision-and-language navigation (VLN) focus on either discrete or continuous environments, training agents that cannot generalize across the two. The fundamental difference between the two setups is that discrete…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yicong Hong , Zun Wang , Qi Wu , Stephen Gould

Vision-language navigation (VLN) is a critical domain within embedded intelligence, requiring agents to navigate 3D environments based on natural language instructions. Traditional VLN research has focused on improving environmental…

Artificial Intelligence · Computer Science 2024-09-24 Zhiyuan Li , Yanfeng Lv , Ziqin Tu , Di Shang , Hong Qiao

In recent years, there has been an increasing demand for customizable 3D virtual spaces. Due to the significant human effort required to create these virtual spaces, there is a need for efficiency in virtual space creation. While existing…

Human-Computer Interaction · Computer Science 2024-05-15 Yuichi Sasazawa , Yasuhiro Sogawa

Vision and language navigation (VLN) is a challenging visually-grounded language understanding task. Given a natural language navigation instruction, a visual agent interacts with a graph-based environment equipped with panorama images and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Raphael Schumann , Stefan Riezler

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…

Computer Vision and Pattern Recognition · Computer Science 2022-08-26 Shizhe Chen , Pierre-Louis Guhur , Makarand Tapaswi , Cordelia Schmid , Ivan Laptev

Training end-to-end policies from image data to directly predict navigation actions for robotic systems has proven inherently difficult. Existing approaches often suffer from either the sim-to-real gap during policy transfer or a limited…

Robotics · Computer Science 2026-03-17 Lazar Milikic , Manthan Patel , Jonas Frey

Vision-and-Language Navigation (VLN) is a task that an agent is required to follow a language instruction to navigate to the goal position, which relies on the ongoing interactions with the environment during moving. Recent…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Chuang Lin , Yi Jiang , Jianfei Cai , Lizhen Qu , Gholamreza Haffari , Zehuan Yuan

Recently, visual-language navigation (VLN) -- entailing robot agents to follow navigation instructions -- has shown great advance. However, existing literature put most emphasis on interpreting instructions into actions, only delivering…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Xiaohan Wang , Wenguan Wang , Jiayi Shao , Yi Yang

Vision-language Navigation (VLN) requires an agent to understand visual observations and language instructions to navigate in unseen environments. Most existing approaches rely on static scene assumptions and struggle to generalize in…

Robotics · Computer Science 2026-03-24 Xiangchen Liu , Hanghan Zheng , Jeil Jeong , Minsung Yoon , Lin Zhao , Zhide Zhong , Haoang Li , Sung-Eui Yoon

As deep learning continues to make progress for challenging perception tasks, there is increased interest in combining vision, language, and decision-making. Specifically, the Vision and Language Navigation (VLN) task involves navigating to…

Artificial Intelligence · Computer Science 2019-03-06 Chih-Yao Ma , Zuxuan Wu , Ghassan AlRegib , Caiming Xiong , Zsolt Kira

Vision-language navigation (VLN) requires an agent to navigate through an 3D environment based on visual observations and natural language instructions. It is clear that the pivotal factor for successful navigation lies in the comprehensive…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Rui Liu , Wenguan Wang , Yi Yang