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Navigation and motion control of a robot to a destination are tasks that have historically been performed with the assumption that contact with the environment is harmful. This makes sense for rigid-bodied robots where obstacle collisions…

机器人学 · 计算机科学 2021-02-10 Joseph D. Greer , Laura H. Blumenschein , Ron Alterovitz , Elliot W. Hawkes , Allison M. Okamura

Uncertainty is prevalent in robotics. Due to measurement noise and complex dynamics, we cannot estimate the exact system and environment state. Since conservative motion planners are not guaranteed to find a safe control strategy in a…

机器人学 · 计算机科学 2023-09-22 Laura Lützow , Yue Meng , Andres Chavez Armijos , Chuchu Fan

We present a path planning framework that takes into account the human's safety perception in the presence of a flying robot. The framework addresses two objectives: (i) estimation of the uncertain parameters of the proposed safety…

机器人学 · 计算机科学 2019-03-14 Hyung-Jin Yoon , Christopher Widdowson , Thiago Marinho , Ranxiao Frances Wang , Naira Hovakimyan

In recent decades, global path planning of robot has seen significant advancements. Both heuristic search-based methods and probability sampling-based methods have shown capabilities to find feasible solutions in complex scenarios. However,…

机器人学 · 计算机科学 2025-08-19 Zong Chen , Yiqun Li

Obtaining solutions to Optimal Transportation (OT) problems is typically intractable when the marginal spaces are continuous. Recent research has focused on approximating continuous solutions with discretization methods based on i.i.d.…

最优化与控制 · 数学 2021-02-17 Junqi Wang , Pei Wang , Patrick Shafto

In this paper, we present a novel approach to efficiently generate collision-free optimal trajectories for multiple non-holonomic mobile robots in obstacle-rich environments. Our approach first employs a graph-based multi-agent path planner…

机器人学 · 计算机科学 2021-01-29 Juncheng Li , Maopeng Ran , Lihua Xie

Finite element methods have been successfully used to develop physics-based models of soft robots that capture the nonlinear dynamic behavior induced by continuous deformation. These high-fidelity models are therefore ideal for designing…

机器人学 · 计算机科学 2021-03-29 Sander Tonkens , Joseph Lorenzetti , Marco Pavone

Path Planning and target searching in a three-dimensional environment is a challenging task in the field of robotics. It is an optimization problem as the path from source to destination has to be optimal. This paper aims to generate a…

人工智能 · 计算机科学 2019-11-07 Devansh Verma , Priyansh Saxena , Ritu Tiwari

The dynamical formulation of optimal transport, also known as Benamou-Brenier formulation or Computational Fluid Dynamics formulation, amounts to write the optimal transport problem as the optimization of a convex functional under a PDE…

数值分析 · 数学 2020-05-25 Hugo Lavenant

In order for automated mobile vehicles to navigate in the real world with minimal collision risks, it is necessary for their planning algorithms to consider uncertainties from measurements and environmental disturbances. In this paper, we…

机器人学 · 计算机科学 2022-12-19 Nathan Goulet , Qian Wang , Beshah Ayalew

Planning collision-free motions for robots with many degrees of freedom is challenging in environments with complex obstacle geometries. Recent work introduced the idea of speeding up the planning by encoding prior experience of successful…

机器人学 · 计算机科学 2024-05-28 Johannes Tenhumberg , Darius Burschka , Berthold Bäuml

This paper considers an optimization problem for a dynamical system whose evolution depends on a collection of binary decision variables. We develop scalable approximation algorithms with provable suboptimality bounds to provide…

最优化与控制 · 数学 2016-10-31 Insoon Yang , Samuel A. Burden , Ram Rajagopal , S. Shankar Sastry , Claire J. Tomlin

This paper proposes novel algorithm for non-convex multimodal constrained optimisation problems. It is based on sequential solving restrictions of problem to sections of feasible set by random subspaces (in general, manifolds) of low…

最优化与控制 · 数学 2023-03-28 Dmitry A. Pasechnyuk , Alexander Gornov

Stable dynamical systems are a flexible tool to plan robotic motions in real-time. In the robotic literature, dynamical system motions are typically planned without considering possible limitations in the robot's workspace. This work…

机器人学 · 计算机科学 2020-03-26 Matteo Saveriano , Dongheui Lee

Soft robot serial chain manipulators with the capability for growth, stiffness control, and discrete joints have the potential to approach the dexterity of traditional robot arms, while improving safety, lowering cost, and providing an…

Characterizing the risk of operations is a fundamental requirement in robotics, and a crucial ingredient of safe planning. The problem is multifaceted, with multiple definitions arising in the vast recent literature fitting different…

机器人学 · 计算机科学 2024-10-03 Lorenzo Paiola , Giorgio Grioli , Antonio Bicchi

A novel multi-robot path planning approach is presented in this paper. Based on the standard Dijkstra, the algorithm looks for the optimal paths for a formation of robots, taking into account the possibility of split and merge. The…

机器人学 · 计算机科学 2019-01-23 Estefanía Pereyra , Gastón Araguás , Miroslav Kulich

The goal of robust motion planning consists of designing open-loop controls which optimally steer a system to a specific target region while mitigating uncertainties and disturbances which affect the dynamics. Recently, stochastic optimal…

最优化与控制 · 数学 2023-03-03 Clara Leparoux , Riccardo Bonalli , Bruno Hérissé , Frédéric Jean

Soft-growing robots are innovative devices that feature plant-inspired growth to navigate environments. Thanks to their embodied intelligence of adapting to their surroundings and the latest innovation in actuation and manufacturing, it is…

机器人学 · 计算机科学 2025-01-24 Fabio Stroppa

Applying intelligent robot arms in dynamic uncertain environments (i.e., flexible production lines) remains challenging, which requires efficient algorithms for real time trajectory generation. The motion planning problem for robot…

机器人学 · 计算机科学 2020-08-11 Weiye Zhao , Suqin He , Chengtao Wen , Changliu Liu