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In traditional topology optimization, the computing time required to iteratively update the material distribution within a design domain strongly depends on the complexity or size of the problem, limiting its application in real engineering…

计算工程、金融与科学 · 计算机科学 2024-05-14 Gabriel Garayalde , Matteo Torzoni , Matteo Bruggi , Alberto Corigliano

This paper aims to improve the path quality and computational efficiency of kinodynamic planners used for vehicular systems. It proposes a learning framework for identifying promising controls during the expansion process of sampling-based…

机器人学 · 计算机科学 2022-01-10 Seth Karten , Aravind Sivaramakrishnan , Edgar Granados , Troy McMahon , Kostas E. Bekris

Dynamic reconstruction has achieved remarkable progress, but there remain challenges in monocular input for more practical applications. The prevailing works attempt to construct efficient motion representations, but lack a unified…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Qisen Wang , Yifan Zhao , Jia Li

Dynamic programming on tree decompositions is a frequently used approach to solve otherwise intractable problems on instances of small treewidth. In recent work by Bodlaender et al., it was shown that for many connectivity problems, there…

数据结构与算法 · 计算机科学 2013-06-03 Stefan Fafianie , Hans L. Bodlaender , Jesper Nederlof

Automated extraction of individual plant branches from time-series imagery is essential for high-throughput phenotyping, yet it remains computationally challenging due to non-rigid growth dynamics and severe identity fragmentation within…

计算机视觉与模式识别 · 计算机科学 2025-12-18 Yueqianji Chen , Kevin Williams , John H. Doonan , Paolo Remagnino , Jo Hepworth

In recent years, there has been a rapid development of spatio-temporal prediction techniques in response to the increasing demands of traffic management and travel planning. While advanced end-to-end models have achieved notable success in…

机器学习 · 计算机科学 2023-11-09 Zhonghang Li , Lianghao Xia , Yong Xu , Chao Huang

Anytime sampling-based methods are an attractive technique for solving kino-dynamic motion planning problems. These algorithms scale well to higher dimensions and can efficiently handle state and control constraints. However, an intelligent…

机器人学 · 计算机科学 2021-03-08 Sagar Suhas Joshi , Seth Hutchinson , Panagiotis Tsiotras

Coordinated robotic manipulation of deformable linear objects (DLOs), such as ropes and cables, has been widely studied; however, handling hybrid assemblies composed of both deformable and rigid elements in constrained environments remains…

机器人学 · 计算机科学 2026-03-16 Anees Peringal , Anup Teejo Mathew , Panagiotis liatsis , Federico Renda

This paper presents a multi-contact approach to generalized humanoid fall mitigation planning that unifies inertial shaping, protective stepping, and hand contact strategies. The planner optimizes both the contact sequence and the robot…

机器人学 · 计算机科学 2018-10-16 Shihao Wang , Kris Hauser

With the field of rigid-body robotics having matured in the last fifty years, routing, planning, and manipulation of deformable objects have recently emerged as a more untouched research area in many fields ranging from surgical robotics to…

机器人学 · 计算机科学 2023-01-03 Azarakhsh Keipour , Maryam Bandari , Stefan Schaal

Stochastic programming can be applied to consider uncertainties in energy system optimization models for capacity expansion planning. However, these models become increasingly large and time-consuming to solve, even without considering…

最优化与控制 · 数学 2025-08-15 Shima Sasanpour , Manuel Wetzel , Karl-Kiên Cao , Hans Christian Gils , Andrés Ramos

We present a novel approach for generating motion primitives for kinodynamic motion planning using diffusion models. The motions generated by our approach are adapted to each problem instance by utilizing problem-specific parameters,…

机器人学 · 计算机科学 2025-03-11 Julius Franke , Akmaral Moldagalieva , Pia Hanfeld , Wolfgang Hönig

Task and Motion Planning (TAMP) integrates high-level task planning with low-level motion feasibility, but existing methods are costly in long-horizon problems due to excessive motion sampling. While LLMs provide commonsense priors, they…

机器人学 · 计算机科学 2026-03-06 Minseo Kwon , Young J. Kim

This paper presents a kinodynamic motion planner that is able to produce energy efficient motions by taking the full robot dynamics into account, and making use of gravity, inertia, and momentum to reduce the effort. Given a specific goal…

机器人学 · 计算机科学 2020-06-16 Mandy Xie , Frank Dellaert

Recent self-supervised advances in medical computer vision exploit global and local anatomical self-similarity for pretraining prior to downstream tasks such as segmentation. However, current methods assume i.i.d. image acquisition, which…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Mengwei Ren , Neel Dey , Martin A. Styner , Kelly Botteron , Guido Gerig

Vision Transformers (ViTs) have achieved remarkable success in computer vision tasks. However, their potential in rotation-sensitive scenarios has not been fully explored, and this limitation may be inherently attributed to the lack of…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Hongtian Yu , Yunjie Tian , Qixiang Ye , Yunfan Liu

We consider the coordinated vehicle platooning problem on a tree network with time constraints while the routes of vehicles are given. The problem is to coordinate the departure time of each vehicle to enable platoon formation hence…

最优化与控制 · 数学 2024-11-25 Fengqiao Luo

This paper aims to improve the path quality and computational efficiency of sampling-based kinodynamic planners for vehicular navigation. It proposes a learning framework for identifying promising controls during the expansion process of…

机器人学 · 计算机科学 2021-10-11 Aravind Sivaramakrishnan , Edgar Granados , Seth Karten , Troy McMahon , Kostas E. Bekris

Joint space trajectory optimization under end-effector task constraints leads to a challenging non-convex problem. Thus, a real-time adaptation of prior computed trajectories to perturbation in task constraints often becomes intractable.…

Motion Planning is necessary for robots to complete different tasks. Rapidly-exploring Random Tree (RRT) and its variants have been widely used in robot motion planning due to their fast search in state space. However, they perform not well…

机器人学 · 计算机科学 2022-05-19 Zhirui Sun , Jiankun Wang , Max Q. -H. Meng