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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

Large Vision-Language Models (LVLMs) have demonstrated remarkable performance across diverse tasks. Despite great success, recent studies show that LVLMs encounter substantial limitations when engaging with visual graphs. To study the…

Computation and Language · Computer Science 2025-06-09 Yingjie Zhu , Xuefeng Bai , Kehai Chen , Yang Xiang , Jun Yu , Min Zhang

Recent ObjectNav systems credit large language models (LLMs) for sizable zero-shot gains, yet it remains unclear how much comes from language versus geometry. We revisit this question by re-evaluating an instruction-guided pipeline,…

Robotics · Computer Science 2026-05-07 Matin Aghaei , Lingfeng Zhang , Mohammad Ali Alomrani , Mahdi Biparva , Yingxue Zhang

Graph neural networks (GNNs) have become the preferred models for node classification in graph data due to their robust capabilities in integrating graph structures and attributes. However, these models heavily depend on a substantial…

Machine Learning · Computer Science 2025-05-19 Taiyan Zhang , Renchi Yang , Yurui Lai , Mingyu Yan , Xiaochun Ye , Dongrui Fan

Optical Chemical Structure Recognition (OCSR) is essential for converting molecular images into machine-readable formats. While recent vision-language models (VLMs) have shown promise, their image-captioning approach often struggles with…

Artificial Intelligence · Computer Science 2026-01-14 Jingchao Wang , Yifan He , Haote Yang , Jiang Wu , Lingli Ge , Xingjian Wei , Yinfan Wang , Linye Li , Huijie Ao , Chengjin Liu , Bin Wang , Lijun Wu , Conghui He

Large Vision-Language Models (LVLMs) demonstrate a promising direction for assisting individuals with blindness or low-vision (BLV). Yet, measuring their true utility in real-world scenarios is challenging because evaluating whether their…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Eunki Kim , Na Min An , Wan Ju Kang , Sangryul Kim , James Thorne , Hyunjung Shim

Vision-Language Navigation (VLN) is a core challenge in embodied AI, requiring agents to navigate real-world environments using natural language instructions. Current language model-based navigation systems operate on discrete topological…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Zhangyang Qi , Zhixiong Zhang , Yizhou Yu , Jiaqi Wang , Hengshuang Zhao

Scene Graph Generation (SGG) encodes visual relationships between objects in images as graph structures. Thanks to the advances of Vision-Language Models (VLMs), the task of Open-Vocabulary SGG has been recently proposed where models are…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Maëlic Neau , Zoe Falomir , Cédric Buche , Akihiro Sugimoto

Vision-and-Language Navigation requires an embodied agent to navigate through unseen environments, guided by natural language instructions and a continuous video stream. Recent advances in VLN have been driven by the powerful semantic…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Shuang Zeng , Dekang Qi , Xinyuan Chang , Feng Xiong , Shichao Xie , Xiaolong Wu , Shiyi Liang , Mu Xu , Xing Wei , Ning Guo

Vision-and-Language Navigation (VLN) is a challenging task where an agent must understand language instructions and navigate unfamiliar environments using visual cues. The agent must accurately locate the target based on visual information…

Computer Vision and Pattern Recognition · Computer Science 2025-05-05 Yinfeng Yu , Dongsheng Yang

We consider the problem of Vision-and-Language Navigation (VLN). The majority of current methods for VLN are trained end-to-end using either unstructured memory such as LSTM, or using cross-modal attention over the egocentric observations…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Georgios Georgakis , Karl Schmeckpeper , Karan Wanchoo , Soham Dan , Eleni Miltsakaki , Dan Roth , Kostas Daniilidis

Autonomous navigation in unfamiliar environments often relies on geometric mapping and planning strategies that overlook rich semantic cues such as signs, room numbers, and textual labels. We propose a novel semantic navigation framework…

Robotics · Computer Science 2026-01-13 Jing Cao , Nishanth Kumar , Aidan Curtis

Aerial navigation is a fundamental yet underexplored capability in embodied intelligence, enabling agents to operate in large-scale, unstructured environments where traditional navigation paradigms fall short. However, most existing…

Robotics · Computer Science 2025-08-25 Jianqiang Xiao , Yuexuan Sun , Yixin Shao , Boxi Gan , Rongqiang Liu , Yanjing Wu , Weili Guan , Xiang Deng

We present a novel trajectory traversability estimation and planning algorithm for robot navigation in complex outdoor environments. We incorporate multimodal sensory inputs from an RGB camera, 3D LiDAR, and the robot's odometry sensor to…

Pre-trained large language models (LLMs) have demonstrated strong common-sense reasoning abilities, making them promising for robotic navigation and planning tasks. However, despite recent progress, bridging the gap between language…

Robotics · Computer Science 2025-12-29 Mingfeng Yuan , Letian Wang , Steven L. Waslander

Understanding the geometric and semantic structure of environments is essential for embodied navigation and reasoning. Existing semantic mapping methods trade off between explicit geometry and multi-scale semantics, and lack a native…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Sixian Zhang , Yiyao Wang , Xinhang Song , Keming Zhang , Zijian Xu , Shuqiang Jiang

Object-goal navigation is a challenging task that requires guiding an agent to specific objects based on first-person visual observations. The ability of agent to comprehend its surroundings plays a crucial role in achieving successful…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Nuo Xu , Wen Wang , Rong Yang , Mengjie Qin , Zheyuan Lin , Wei Song , Chunlong Zhang , Jason Gu , Chao Li

Embodied visual navigation remains a challenging task, as agents must explore unknown environments with limited knowledge. Existing zero-shot studies have shown that incorporating memory mechanisms to support goal-directed behavior can…

Robotics · Computer Science 2026-03-24 Ningnan Wang , Weihuang Chen , Liming Chen , Haoxuan Ji , Zhongyu Guo , Xuchong Zhang , Hongbin Sun

Vision-and-language navigation (VLN) is the task to enable an embodied agent to navigate to a remote location following the natural language instruction in real scenes. Most of the previous approaches utilize the entire features or…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Xiangyang Li , Zihan Wang , Jiahao Yang , Yaowei Wang , Shuqiang Jiang

Enabling robots to perform precise and generalized manipulation in unstructured environments remains a fundamental challenge in embodied AI. While Vision-Language Models (VLMs) have demonstrated remarkable capabilities in semantic reasoning…

Robotics · Computer Science 2025-10-10 Mingyang Sun , Jiude Wei , Qichen He , Donglin Wang , Cewu Lu , Jianhua Sun