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This paper proposes two novel path planning algorithms, Roadmap Hybrid A* and Waypoints Hybrid A*, for car-like autonomous vehicles in logistics and industrial contexts with obstacles (e.g., pallets or containers) and narrow corridors.…

Robotics · Computer Science 2023-04-28 Alessandro Bonetti , Simone Guidetti , Lorenzo Sabattini

The growing availability of building operational data motivates the use of reinforcement learning (RL), which can learn control policies directly from data and cope with the complexity and uncertainty of large-scale building clusters.…

Artificial Intelligence · Computer Science 2026-03-30 Borui Zhang , Nariman Mahdavi , Subbu Sethuvenkatraman , Shuang Ao , Flora Salim

Navigating indoor environments presents significant challenges for visually impaired individuals due to complex layouts and the absence of GPS signals. This paper introduces a novel system that provides turn-by-turn navigation inside…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Santosh Srinivasaiah , Sai Kumar Nekkanti , Rohith Reddy Nedhunuri

Recent advances in large language models (LLMs) have empowered AI agents capable of performing various sequential decision-making tasks. However, effectively guiding LLMs to perform well in unfamiliar domains like web navigation, where they…

Computation and Language · Computer Science 2024-12-04 Yao Fu , Dong-Ki Kim , Jaekyeom Kim , Sungryull Sohn , Lajanugen Logeswaran , Kyunghoon Bae , Honglak Lee

Efficient path planning in robotics, particularly within large-scale, complex environments, remains a significant hurdle. While Large Language Models (LLMs) offer strong reasoning capabilities, their high computational cost and limited…

Achieving full automation in self-driving vehicles remains a challenge, especially in dynamic urban environments where navigation requires real-time adaptability. Existing systems struggle to handle navigation plans when faced with…

Robotics · Computer Science 2025-05-23 Augusto Luis Ballardini , Miguel Ángel Sotelo

Traditional robot navigation systems primarily utilize occupancy grid maps and laser-based sensing technologies, as demonstrated by the popular move_base package in ROS. Unlike robots, humans navigate not only through spatial awareness and…

Robotics · Computer Science 2025-07-22 Fujing Xie , Jiajie Zhang , Sören Schwertfeger

3D Visual Grounding (3DVG) focuses on locating objects in 3D scenes based on natural language descriptions, serving as a fundamental task for embodied AI and robotics. Recent advances in Multi-modal Large Language Models (MLLMs) have…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Beining Xu , Siting Zhu , Zhao Jin , Junxian Li , Hesheng Wang

Path planning for wheeled mobile robots is a critical component in the field of automation and intelligent transportation systems. Car-like vehicles, which have non-holonomic constraints on their movement capability impose additional…

Robotics · Computer Science 2024-11-28 Lukas Schichler , Karin Festl , Selim Solmaz , Daniel Watzenig

Spatial intelligence is a critical frontier for Multimodal Large Language Models (MLLMs), empowering them to comprehend the physical world. Drawing inspiration from human perception mechanisms, prior studies attempt to construct a spatial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yibin Huang , Wang Xu , Wanyue Zhang , Helu Zhi , Jingjing Huang , Yangbin Xu , Yangang Sun , Conghui Zhu , Tiejun Zhao

This paper addresses the high demand in advanced intelligent robot navigation for a more holistic understanding of spatial environments, by introducing a novel system that harnesses the capabilities of Large Language Models (LLMs) to…

Robotics · Computer Science 2025-03-20 Yao Cheng , Zhe Han , Fengyang Jiang , Huaizhen Wang , Fengyu Zhou , Qingshan Yin , Lei Wei

Autonomous path planning requires a synergy between global reasoning and geometric precision, especially in complex or cluttered environments. While classical A* is valued for its optimality, it incurs prohibitive computational and memory…

Artificial Intelligence · Computer Science 2026-01-23 Minh Hieu Ha , Khanh Ly Ta , Hung Phan , Tung Doan , Tung Dao , Dao Tran , Huynh Thi Thanh Binh

Automatically generating interactive 3D indoor scenes from natural language is crucial for virtual reality, gaming, and embodied AI. However, existing LLM-based approaches often suffer from spatial errors and collisions, in part because…

Artificial Intelligence · Computer Science 2026-05-01 Song Tang , Kaiyong Zhao , Yuliang Li , Qingsong Yan , Penglei Sun , Junyi Zou , Qiang Wang , Xiaowen Chu

We present a method for generating, predicting, and using Spatiotemporal Occupancy Grid Maps (SOGM), which embed future semantic information of real dynamic scenes. We present an auto-labeling process that creates SOGMs from noisy real…

Robotics · Computer Science 2022-08-29 Hugues Thomas , Jian Zhang , Timothy D. Barfoot

Autonomous indoor mobile robots can navigate reliably to metric coordinates using established frameworks such as ROS 2 Navigation 2, yet they lack the ability to interpret natural language instructions that express intent rather than…

Robotics · Computer Science 2026-05-05 Bogdan Felician Abaza , Andrei-Alexandru Staicu , Cristian Vasile Doicin

This paper introduces an innovative approach to road network generation through the utilization of a multi-modal Large Language Model (LLM). Our model is specifically designed to process aerial images of road layouts and produce detailed,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-19 Sumedh Rasal , Sanjay Kumar Boddhu

Vision-and-Language Navigation (VLN) requires an agent to follow natural-language instructions and navigate through previously unseen environments. Recent approaches increasingly employ large language models (LLMs) as high-level navigators…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Shutian Gu , Chengkai Huang , Ruoyu Wang , Lina Yao

Humans have the remarkable ability to navigate through unfamiliar environments by solely relying on our prior knowledge and descriptions of the environment. For robots to perform the same type of navigation, they need to be able to…

Robotics · Computer Science 2023-06-21 Harel Biggie , Ajay Narasimha Mopidevi , Dusty Woods , Christoffer Heckman

Vision-and-language navigation requires an agent to navigate through a real 3D environment following natural language instructions. Despite significant advances, few previous works are able to fully utilize the strong correspondence between…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Yicong Hong , Cristian Rodriguez-Opazo , Qi Wu , Stephen Gould