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This paper explores minimum sensing navigation of robots in environments cluttered with obstacles. The general objective is to find a path plan to a goal region that requires minimal sensing effort. In [1], the information-geometric RRT*…

Robotics · Computer Science 2023-03-14 Ali Reza Pedram , Takashi Tanaka

Safe path planning is critical for bipedal robots to operate in safety-critical environments. Common path planning algorithms, such as RRT or RRT*, typically use geometric or kinematic collision check algorithms to ensure collision-free…

Robotics · Computer Science 2022-10-10 Chengyang Peng , Octavian Donca , Ayonga Hereid

To operate with limited sensor horizons in unpredictable environments, autonomous robots use a receding-horizon strategy to plan trajectories, wherein they execute a short plan while creating the next plan. However, creating safe,…

Robotics · Computer Science 2020-04-24 Shreyas Kousik , Sean Vaskov , Fan Bu , Matthew Johnson-Roberson , Ram Vasudevan

Recently, the concept of homotopic trajectory planning has emerged as a novel solution to navigation in large-scale obstacle environments for swarm robotics, offering a wide ranging of applications. However, it lacks an efficient homotopic…

Robotics · Computer Science 2025-01-17 Pengda Mao , Shuli Lv , Quan Quan

We present the barycentric Lagrange dual tree traversal (BLDTT) fast summation method for particle interactions. The scheme replaces well-separated particle-particle interactions by adaptively chosen particle-cluster, cluster-particle, and…

Computational Physics · Physics 2021-06-02 Leighton Wilson , Nathan Vaughn , Robert Krasny

This paper proposes a solution to the problem of smooth path planning for mobile robots in dynamic and unknown environments. A novel concept of Time-Warped Grid is introduced to predict the pose of obstacles in the environment and avoid…

Robotics · Computer Science 2019-03-19 Siavash Farzan , Guilherme N. DeSouza

Sampling-based path planning algorithms suffer from heavy reliance on uniform sampling, which accounts for unreliable and time-consuming performance, especially in complex environments. Recently, neural-network-driven methods predict…

Robotics · Computer Science 2023-08-17 Yuan Huang , Cheng-Tien Tsao , Tianyu Shen , Hee-Hyol Lee

Researchers are exploring Augmented Reality (AR) interfaces for online robot programming to streamline automation and user interaction in variable manufacturing environments. This study introduces an AR interface for online programming and…

Robotics · Computer Science 2024-06-06 Kaveh Malek , Claus Danielson , Fernando Moreu

This study investigates the application of unmanned aerial vehicles (UAVs) in public management, focusing on optimizing path planning to address challenges such as energy consumption, obstacle avoidance, and airspace constraints. As UAVs…

Robotics · Computer Science 2025-08-21 Zhanxi Xie , Baili Lu , Yanzhao Gu , Zikun Li , Junhao Wei , Ngai Cheong

In prioritized planning for vehicles, vehicles plan trajectories in parallel or in sequence. Parallel prioritized planning offers approximately consistent computation time regardless of the number of vehicles but struggles to guarantee…

Robotics · Computer Science 2024-09-10 Jianye Xu , Patrick Scheffe , Bassam Alrifaee

Parallel parameterized complexity theory studies how fixed-parameter tractable (fpt) problems can be solved in parallel. Previous theoretical work focused on parallel algorithms that are very fast in principle, but did not take into account…

Data Structures and Algorithms · Computer Science 2019-02-21 Max Bannach , Malte Skambath , Till Tantau

The problem of counting collisions or interactions is common in areas as computer graphics and scientific simulations. Since it is a major bottleneck in applications of these areas, a lot of research has been carried out on such subject,…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-09-04 Matheus Henrique Junqueira Saldanha , Paulo Sérgio Lopes de Souza

Perfect synchronization in distributed machine learning problems is inefficient and even impossible due to the existence of latency, package losses and stragglers. We propose a Robust Fully-Asynchronous Stochastic Gradient Tracking method…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-30 Zehan Zhu , Ye Tian , Yan Huang , Jinming Xu , Shibo He

Modern sampling-based motion planning algorithms typically take between hundreds of milliseconds to dozens of seconds to find collision-free motions for high degree-of-freedom problems. This paper presents performance improvements of more…

Robotics · Computer Science 2023-10-02 Wil Thomason , Zachary Kingston , Lydia E. Kavraki

This paper focuses on the motion planning problem for the systems exhibiting both continuous and discrete behaviors, which we refer to as hybrid dynamical systems. Firstly, the motion planning problem for hybrid systems is formulated using…

Robotics · Computer Science 2024-06-05 Nan Wang , Ricardo G. Sanfelice

This paper is about generating motion plans for high degree-of-freedom systems that account for collisions along the entire body. A particular class of mathematical programs with complementarity constraints become useful in this regard.…

Recurrent neural networks (RNN) have been successfully applied to various sequential decision-making tasks, natural language processing applications, and time-series predictions. Such networks are usually trained through back-propagation…

Machine Learning · Computer Science 2019-12-02 Julia El Zini , Yara Rizk , Mariette Awad

Integrating artificial intelligence (AI) into sampling-based motion planning provides new possibilities for improving autonomous navigation efficiency. In this paper, three algorithms, namely RRT*, Neural RRT*, and Neural Informed RRT*, are…

Robotics · Computer Science 2026-05-28 Hichem Cheriet , Badra Khellat Kihel , Samira Chouraqui

Diffusion-based planners have emerged as a promising approach for human-like trajectory generation in autonomous driving. Recent works incorporate reinforcement fine-tuning to enhance the robustness of diffusion planners through…

Data association is an essential part in the tracking-by-detection based Multi-Object Tracking (MOT). Most trackers focus on how to design a better data association strategy to improve the tracking performance. The rule-based handcrafted…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Song Guo , Rujie Liu , Narishige Abe