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Trajectory planning involves generating a series of space points to be followed in the near future. However, due to the complex and uncertain nature of the driving environment, it is impractical for autonomous vehicles~(AVs) to exhaustively…

Robotics · Computer Science 2024-09-23 Ren Xin , Jie Cheng , Sheng Wang , Ming Liu

We propose an end-to-end deep learning model for translating free-form natural language instructions to a high-level plan for behavioral robot navigation. We use attention models to connect information from both the user instructions and a…

Computation and Language · Computer Science 2018-10-02 Xiaoxue Zang , Ashwini Pokle , Marynel Vázquez , Kevin Chen , Juan Carlos Niebles , Alvaro Soto , Silvio Savarese

Path recommendation (PR) aims to generate travel paths that are customized to a user's specific preferences and constraints. Conventional approaches often employ explicit optimization objectives or specialized machine learning…

Information Retrieval · Computer Science 2025-08-21 Steeve Cuthbert Marcelyn , Yucen Gao , Yuzhe Zhang , Xiaofeng Gao

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 present a multi-modal trajectory generation and selection algorithm for real-world mapless outdoor navigation in human-centered environments. Such environments contain rich features like crosswalks, grass, and curbs, which are easily…

Robotics · Computer Science 2025-05-19 Daeun Song , Jing Liang , Xuesu Xiao , Dinesh Manocha

In this paper, we propose a novel trajectory learning method that exploits motion trajectories on topological map using recurrent neural network for temporally consistent geolocalization of object. Inspired by human's ability to both be…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Bing Zha , Alper Yilmaz

Visual navigation for robotics is inspired by the human ability to navigate environments using visual cues and memory, eliminating the need for detailed maps. In unseen, unmapped, or GPS-denied settings, traditional metric map-based methods…

Robotics · Computer Science 2026-04-27 Faith Johnson , Bryan Bo Cao , Shubham Jain , Ashwin Ashok , Kristin Dana

Vision-Language Navigation (VLN) requires agents to follow natural language instructions in partially observed 3D environments, motivating map representations that aggregate spatial context beyond local perception. However, most existing…

Legged robots, particularly quadrupeds, offer promising navigation capabilities, especially in scenarios requiring traversal over diverse terrains and obstacle avoidance. This paper addresses the challenge of enabling legged robots to…

Robotics · Computer Science 2023-10-12 Jianwei Liu , Shirui Lyu , Denis Hadjivelichkov , Valerio Modugno , Dimitrios Kanoulas

Vision-and-Language navigation (VLN) requires an agent to navigate in unseen environment by following natural language instruction. For task completion, the agent needs to align and integrate various navigation modalities, including…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Mengfei Du , Binhao Wu , Jiwen Zhang , Zhihao Fan , Zejun Li , Ruipu Luo , Xuanjing Huang , Zhongyu Wei

Sampling-based algorithms for robot path planning offer probabilistic completeness and strong empirical convergence properties across environments with diverse obstacle configurations. However, in practice, these methods often require many…

Robotics · Computer Science 2026-05-26 Hichem Cheriet , Badra Khellat Kihel , Samira Chouraqui , Bara J. Emran

Aerial outdoor semantic navigation requires robots to explore large, unstructured environments to locate target objects. Recent advances in semantic navigation have demonstrated open-set object-goal navigation in indoor settings, but these…

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

Visual navigation takes inspiration from humans, who navigate in previously unseen environments using vision without detailed environment maps. Inspired by this, we introduce a novel no-RL, no-graph, no-odometry approach to visual…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Faith Johnson , Bryan Bo Cao , Ashwin Ashok , Shubham Jain , Kristin Dana

The prediction of humans' short-term trajectories has advanced significantly with the use of powerful sequential modeling and rich environment feature extraction. However, long-term prediction is still a major challenge for the current…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Hung Tran , Vuong Le , Truyen Tran

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

A robust drift-safe rendezvous trajectory optimization tool is developed in this work, with applications to orbital rendezvous and proximity operations. The method is based on direct collocation and utilizes a sequential convex programming…

Systems and Control · Electrical Eng. & Systems 2024-01-23 Andrew W. Berning , Ethan R. Burnett , Stefan Bieniawski

Existing work on vision and language navigation mainly relies on navigation-related losses to establish the connection between vision and language modalities, neglecting aspects of helping the navigation agent build a deep understanding of…

Computation and Language · Computer Science 2024-02-06 Yue Zhang , Quan Guo , Parisa Kordjamshidi

Safe and high-speed navigation is a key enabling capability for real world deployment of robotic systems. A significant limitation of existing approaches is the computational bottleneck associated with explicit mapping and the limited field…

Robotics · Computer Science 2020-12-23 Kapil D. Katyal , Adam Polevoy , Joseph Moore , Craig Knuth , Katie M. Popek

Accurate short-horizon trajectory prediction is crucial for safe and reliable autonomous driving. However, existing vision-language models (VLMs) often fail to accurately understand driving scenes and generate trustworthy trajectories. To…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Yujin Wang , Tianyi Wang , Quanfeng Liu , Wenxian Fan , Junfeng Jiao , Christian Claudel , Yunbing Yan , Bingzhao Gao , Jianqiang Wang , Hong Chen
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