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Object navigation is a core capability of embodied intelligence, enabling an agent to locate target objects in unknown environments. Recent advances in vision-language models (VLMs) have facilitated zero-shot object navigation (ZSON).…

Robotics · Computer Science 2026-02-13 Wancai Zheng , Hao Chen , Xianlong Lu , Linlin Ou , Xinyi Yu

Following human instructions to explore and search for a specified target in an unfamiliar environment is a crucial skill for mobile service robots. Most of the previous works on object goal navigation have typically focused on a single…

Robotics · Computer Science 2024-11-19 Bangguo Yu , Yuzhen Liu , Lei Han , Hamidreza Kasaei , Tingguang Li , Ming Cao

Object goal navigation (ObjectNav) in unseen environments is a fundamental task for Embodied AI. Agents in existing works learn ObjectNav policies based on 2D maps, scene graphs, or image sequences. Considering this task happens in 3D…

Robotics · Computer Science 2023-04-03 Jiazhao Zhang , Liu Dai , Fanpeng Meng , Qingnan Fan , Xuelin Chen , Kai Xu , He Wang

We present an optimization study of the Vision-Language Frontier Maps (VLFM) applied to the Object Goal Navigation task in robotics. Our work evaluates the efficiency and performance of various vision-language models, object detectors,…

Robotics · Computer Science 2025-07-03 Dmytro Kuzmenko , Nadiya Shvai

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…

Robotics · Computer Science 2026-04-16 Naoki Yokoyama , Sehoon Ha

Cooperative visual semantic navigation is a foundational capability for aerial robot teams operating in unknown environments. However, achieving robust open-vocabulary object-goal navigation remains challenging due to the computational…

Robotics · Computer Science 2026-03-17 MoniJesu Wonders James , Amir Atef Habel , Aleksey Fedoseev , Dzmitry Tsetserokou

We consider the problem of object goal navigation in unseen environments. Solving this problem requires learning of contextual semantic priors, a challenging endeavour given the spatial and semantic variability of indoor environments.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Georgios Georgakis , Bernadette Bucher , Karl Schmeckpeper , Siddharth Singh , Kostas Daniilidis

With the rise of automation, unmanned vehicles became a hot topic both as commercial products and as a scientific research topic. It composes a multi-disciplinary field of robotics that encompasses embedded systems, control theory, path…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Daniel V. Ruiz , Eduardo Todt

In this paper, we propose a general framework for universal zero-shot goal-oriented navigation. Existing zero-shot methods build inference framework upon large language models (LLM) for specific tasks, which differs a lot in overall…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Hang Yin , Xiuwei Xu , Lingqing Zhao , Ziwei Wang , Jie Zhou , Jiwen Lu

Object-goal navigation has traditionally been limited to ground robots with closed-set object vocabularies. Existing multi-agent approaches depend on precomputed probabilistic graphs tied to fixed category sets, precluding generalization to…

Robotics · Computer Science 2026-03-20 MoniJesu James , Amir Atef Habel , Aleksey Fedoseev , Dzmitry Tsetserokou

In the realm of household robotics, the Zero-Shot Object Navigation (ZSON) task empowers agents to adeptly traverse unfamiliar environments and locate objects from novel categories without prior explicit training. This paper introduces…

Robotics · Computer Science 2024-02-07 Pengying Wu , Yao Mu , Bingxian Wu , Yi Hou , Ji Ma , Shanghang Zhang , Chang Liu

Although learning-based vision-and-language navigation (VLN) agents can learn spatial knowledge implicitly from large-scale training data, zero-shot VLN agents lack this process, relying primarily on local observations for navigation, which…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Jiwen Zhang , Zejun Li , Siyuan Wang , Xiangyu Shi , Zhongyu Wei , Qi Wu

The zero-shot object navigation (ZSON) in unknown open-ended environments coupled with semantically novel target often suffers from the significant decline in performance due to the neglect of high-dimensional implicit scene information and…

Robotics · Computer Science 2025-06-09 Chongshang Yan , Jiaxuan He , Delun Li , Yi Yang , Wenjie Song

Zero-shot object-goal navigation aims to find target objects in unseen environments using only egocentric observation. Recent methods leverage foundation models' comprehension and reasoning capabilities to enhance navigation performance.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Leyuan Fang , Zan Mao , Zijing Wang , Yinlong Yan

Understanding and following natural language instructions while navigating through complex, real-world environments poses a significant challenge for general-purpose robots. These environments often include obstacles and pedestrians, making…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Xiwen Liang , Liang Ma , Shanshan Guo , Jianhua Han , Hang Xu , Shikui Ma , Xiaodan Liang

In reinforcement learning for visual navigation, it is common to develop a model for each new task, and train that model from scratch with task-specific interactions in 3D environments. However, this process is expensive; massive amounts of…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Ziad Al-Halah , Santhosh K. Ramakrishnan , Kristen Grauman

Home-assistant robots have been a long-standing research topic, and one of the biggest challenges is searching for required objects in housing environments. Previous object-goal navigation requires the robot to search for a target object…

Robotics · Computer Science 2023-03-14 Hongyi Chen , Ruinian Xu , Shuo Cheng , Patricio A. Vela , Danfei Xu

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

Recent advancements in Generative AI, particularly in Large Language Models (LLMs) and Large Vision-Language Models (LVLMs), offer new possibilities for integrating cognitive planning into robotic systems. In this work, we present a novel…

Robotics · Computer Science 2024-11-06 Arjun P S , Andrew Melnik , Gora Chand Nandi

Navigation is a fundamental capability in embodied AI, representing the intelligence required to perceive and interact within physical environments following language instructions. Despite significant progress in large Vision-Language…