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Related papers: TriHelper: Zero-Shot Object Navigation with Dynami…

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We introduce TriSearch, a reinforcement learning framework for optimizing objectives over triangulations of a polytope via bistellar flips. The key idea is a circuit-supported subtriangulation action representation: feasible flips are…

Machine Learning · Computer Science 2026-05-29 Yiran Wang , Guido Montúfar

Mapping and understanding complex 3D environments is fundamental to how autonomous systems perceive and interact with the physical world, requiring both precise geometric reconstruction and rich semantic comprehension. While existing 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Naman Patel , Prashanth Krishnamurthy , Farshad Khorrami

Automatic target recognition (ATR) plays a critical role in tasks such as navigation and surveillance, where safety and accuracy are paramount. In extreme use cases, such as military applications, these factors are often challenged due to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Yasiru Ranasinghe , Vibashan VS , James Uplinger , Celso De Melo , Vishal M. Patel

Real-world robots localize objects from natural-language instructions while scenes around them keep changing. Yet most of the existing 3D visual grounding (3DVG) method still assumes a reconstructed and up-to-date point cloud, an assumption…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Miao Hu , Zhiwei Huang , Tai Wang , Jiangmiao Pang , Dahua Lin , Nanning Zheng , Runsen Xu

Human-object interaction (HOI) detection plays a key role in high-level visual understanding, facilitating a deep comprehension of human activities. Specifically, HOI detection aims to locate the humans and objects involved in interactions…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Yuxiao Wang , Yu Lei , Li Cui , Weiying Xue , Qi Liu , Zhenao Wei

Robot navigation methods allow mobile robots to operate in applications such as warehouses or hospitals. While the environment in which the robot operates imposes requirements on its navigation behavior, most existing methods do not allow…

Autonomous platforms operating in the oceans require accurate navigation to successfully complete their mission. In this regard, the initial heading estimation accuracy and the time required to achieve it play a critical role. The initial…

Robotics · Computer Science 2026-04-02 Zeev Yampolsky , Felipe O. Silva , Adriano Frutuoso , Itzik Klein

The real world is messy and unstructured. Uncovering critical information often requires active, goal-driven exploration. It remains to be seen whether Vision-Language Models (VLMs), which recently emerged as a popular zero-shot tool in…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Adam Pardyl , Dominik Matuszek , Mateusz Przebieracz , Marek Cygan , Bartosz Zieliński , Maciej Wołczyk

We propose a new method for improving zero-shot ObjectNav that aims to utilize potentially available environmental percepts for navigational assistance. Our approach takes into account that the ground agent may have limited and sometimes…

Robotics · Computer Science 2024-10-03 Vishnu Sashank Dorbala , Vishnu Dutt Sharma , Pratap Tokekar , Dinesh Manocha

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

Zero-Shot Object Navigation in unknown environments poses significant challenges for Unmanned Aerial Vehicles (UAVs) due to the conflict between high-level semantic reasoning requirements and limited onboard computational resources. To…

Robotics · Computer Science 2026-02-04 Weiqi Gai , Yuman Gao , Yuan Zhou , Yufan Xie , Zhiyang Liu , Yuze Wu , Xin Zhou , Fei Gao , Zhijun Meng

Navigating to instance-level targets in complex environments is a challenging problem. Many existing zero-shot methods achieve strong performance by modeling the entire environment and leveraging large language models for scene…

Robotics · Computer Science 2026-05-20 Jingyu Li , Zhe Liu , Wenxiao Wu , Li Zhang

Robotic guidance systems have shown promise in supporting blind and visually impaired (BVI) individuals with wayfinding and obstacle avoidance. However, most existing systems assume a clear path and do not support a critical aspect of…

Robotics · Computer Science 2026-03-17 Shaojun Cai , Nuwan Janaka , Ashwin Ram , Janidu Shehan , Yingjia Wan , Kotaro Hara , David Hsu

In this paper, different techniques of few-shot, zero-shot, and regular object detection have been investigated. The need for few-shot learning and zero-shot learning techniques is crucial and arises from the limitations and challenges in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Maged Badawi , Mohammedyahia Abushanab , Sheethal Bhat , Andreas Maier

Collaborative trajectory prediction can comprehensively forecast the future motion of objects through multi-view complementary information. However, it encounters two main challenges in multi-drone collaboration settings. The expansive…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Zhechao Wang , Peirui Cheng , Mingxin Chen , Pengju Tian , Zhirui Wang , Xinming Li , Xue Yang , Xian Sun

Off-road traversability segmentation enables autonomous navigation with applications in search-and-rescue, military operations, wildlife exploration, and agriculture. Current frameworks struggle due to significant variations in unstructured…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Sattwik Sahu , Agamdeep Singh , Karthik Nambiar , Srikanth Saripalli , P. B. Sujit

We consider the problem of creating assistants that can help agents solve new sequential decision problems, assuming the agent is not able to specify the reward function explicitly to the assistant. Instead of acting in place of the agent…

Machine Learning · Computer Science 2022-12-01 Sebastiaan De Peuter , Samuel Kaski

Embodied navigation presents a core challenge for intelligent robots, requiring the comprehension of visual environments, natural language instructions, and autonomous exploration. Existing models often fall short in offering a unified…

Robotics · Computer Science 2026-01-08 Xinda Xue , Junjun Hu , Minghua Luo , Shichao Xie , Jintao Chen , Zixun Xie , Kuichen Quan , Wei Guo , Mu Xu , Zedong Chu

ObjectGoal Navigation (ObjectNav) is an embodied task wherein agents are to navigate to an object instance in an unseen environment. Prior works have shown that end-to-end ObjectNav agents that use vanilla visual and recurrent modules, e.g.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Joel Ye , Dhruv Batra , Abhishek Das , Erik Wijmans

Objective-oriented navigation(ObjNav) enables robot to navigate to target object directly and autonomously in an unknown environment. Effective perception in navigation in unknown environment is critical for autonomous robots. While…

Robotics · Computer Science 2025-10-29 Zecheng Yin , Hao Zhao , Zhen Li