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Probabilistic movement primitive based motion learning for a lower limb exoskeleton with black-box optimization Research Article

Jiaqi WANG, Yongzhuo GAO, Dongmei WU, Wei DONG,wangjq@hit.edu.cn,gaoyongzhuo@hit.edu.cn,wdm@hit.edu.cn,dongwei@hit.edu.cn

Frontiers of Information Technology & Electronic Engineering 2023, Volume 24, Issue 1,   Pages 104-116 doi: 10.1631/FITEE.2200065

Abstract: When an exoskeleton is used to facilitate the wearer’s movement, a motion generation process often playsIn this paper, we first describe a novel motion modeling method based on probabilistic (ProMP) for a, which is a new and powerful representative tool for generating motion trajectories.The motion model is first learned by ProMP offline, which can generate reference trajectories for use

Keywords： Lower limb exoskeleton     Human-robot interaction     Motion learning     Trajectory generation     Movement primitive    

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Offline motion planning and simulation of two-robot welding coordination

Tie ZHANG, Fan OUYANG

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 1,   Pages 81-92 doi: 10.1007/s11465-012-0309-4

Abstract: After that, the non master/slave scheme is chosen for the motion planning, the non master/slave scheme

Keywords： complex curve seam     two robots     coordinated welding     motion planning    

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Evolutionary Decision-Making and Planning for Autonomous Driving Based on Safe and Rational Exploration and Exploitation

Kang Yuan,Yanjun Huang,Shuo Yang,Zewei Zhou,Yulei Wang,Dongpu Cao,Hong Chen,

Engineering doi: 10.1016/j.eng.2023.03.018

Abstract: Decision-making and motion planning are extremely important in autonomous driving to ensure safe drivingThis study proposes an online evolutionary decision-making and motion planning framework for autonomousFirst, a data-driven decision-making module based on deep reinforcement learning (DRL) is developed toThen, model predictive control (MPC) is employed to execute both longitudinal and lateral motion planningA motion envelope is established and embedded into a rational exploration and exploitation scheme, which

Keywords： Autonomous driving     Decision-making     Motion planning     Deep reinforcement learning     Model predictive control    

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Motion planning of a quadrotor robot game using a simulation-based projected policy iteration method Regular Papers

Li-dong ZHANG, Ban WANG, Zhi-xiang LIU, You-min ZHANG, Jian-liang AI

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 4,   Pages 525-537 doi: 10.1631/FITEE.1800571

Abstract: Recently, the state-of-the-art algorithms in reinforcement learning studies have been developed, providingspace and an approximate dynamic programming approach using a projected policy iteration method for learningthe utilities of game states and improving motion policies.Simulation results demonstrate that the proposed decision strategy can generate effective and efficient motion

Keywords： Reinforcement learning     Approximate dynamic programming     Decision making     Motion planning     Unmanned aerial    

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Synthesis of Intermittent-Motion Linkages with Slight Difference in Length Between Links

CHEN Xin-bo, YU Zhen

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 1,   Pages 76-79 doi: 10.1007/s11465-005-0007-6

Abstract:

The design of intermittent-motion linkages using traditional methods is usually complicated.In this paper, (1) a new method for realizing intermittent motion, using linkages with a slight differencein length between links, is studied; (2) some new types of intermittent-motion linkages and their softwarevisual analysis and design are developed; and (3) influences of some design parameters on intermittent-motionResults confirmed that the theory and the software are useful, making the synthesis of intermittent-motion

Keywords： synthesis     useful     intermittent     intermittent-motion     traditional    

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Design and modeling of continuum robot based on virtual-center of motion mechanism

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0739-6

Abstract: The flexural virtual-center of motion (VCM) mechanism can be machined integrally, and this way eliminatesFurthermore, the motion performance of the designed continuum robot is evaluated.

Keywords： VCM mechanism     continuum robot     flexural joint     pseudo-rigid body model     cable-driven    

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Electrical Drive — an Interface Among Information, Power and motion

Ma Xiaoliang

Strategic Study of CAE 2000, Volume 2, Issue 2,   Pages 83-86

Abstract:

Electrical drive is an interface among information, power and motion.

Keywords： electrical drive     interface     information     power     motion    

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Measurement and analysis of typical motion error traces from a circular test

LI Xiaoli, LIU Huanlao

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 146-150 doi: 10.1007/s11465-008-0033-2

Abstract: The typical motion errors represented by the corresponding Fourier components can thus be identified.

Keywords： machine compensation     direction     combination     desired     efficient    

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Floating production storage and offloading systems’ cost and motion performance: A systems thinking application

Rini NISHANTH, Andrew WHYTE, V. John KURIAN

Frontiers of Engineering Management 2018, Volume 5, Issue 3,   Pages 357-368 doi: 10.15302/J-FEM-2018022

Abstract: decision-making is charged to align different fit-for-use design specification options’ that address technical-motionCoupled dynamic analysis has been performed to generate FPSO motion in six degrees of freedom using SESAMA parametric study has been conducted by varying wave heights from 4 – 8 m to understand FPSO motionpaper is able to identify explicit factors affecting the choice of FPSO configurations in terms of motion

Keywords： FPSO     LCCA     spread/turret-mooring     DeepC     cost     motion     soft-systems    

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Novel probabilistic rolling regular tetrahedron mechanism

Yonghan GUAN, Yan’an YAO, Chao LIU, Ruiming LI

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 2,   Pages 363-378 doi: 10.1007/s11465-020-0628-9

Abstract: With recent relevant publications on stochastic motion robots in , , and other journals, research onHowever, theoretical and applied research on stochastic motion in the field of robotics and mechanismsface many challenges due to the uncertainty of stochastic motion.Currently, a large gap remains in the research of stochastic motion mechanism.

Keywords： mobile mechanism     probabilistic motion     rolling mechanism     stochastic motion    

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Features of seismic hazard in large dam projects and strong motion monitoring of large dams

Martin WIELAND,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 56-64 doi: 10.1007/s11709-010-0005-6

Abstract: Finally, the need for strong motion instrumentation of large dams is discussed.located in areas of high seismicity, and dams showing signs of abnormal behavior be equipped with strong motion

Keywords： seismic hazard     arch dam     concrete face rockfill dam     strong motion instrumentation     reservoir-triggered    

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A filtering-based bridge weigh-in-motion system on a continuous multi-girder bridge considering the influence

Hanli WU, Hua ZHAO, Jenny LIU, Zhentao HU

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1232-1246 doi: 10.1007/s11709-020-0653-0

Abstract: Bridge weigh-in-motion (BWIM) system as a high performance and cost-effective technology has been extensively

Keywords： bridge weigh-in-motion     continuous bridge     fast Fourier transform     influence line     axle weight calculation    

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Analysis of the kinematic characteristics of a high-speed parallel robot with Schönflies motion: Mobility

Fugui XIE,Xin-Jun LIU

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 2,   Pages 135-143 doi: 10.1007/s11465-016-0389-7

Abstract:

This study introduces a high-speed parallel robot with Schönflies motion.defined based on the reciprocal product in screw theory and the virtual coefficient by considering motion

Keywords： parallel robot     mobility     inverse kinematics     singularity     transmission performance    

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Motion control of multi-actuator hydraulic systems for mobile machineries: Recent advancements and future

Bing XU, Min CHENG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 2,   Pages 151-166 doi: 10.1007/s11465-018-0470-5

Abstract:

This paper presents a survey of recent advancements and upcoming trends in motion control technologiesHowever, motion control technologies of multi-actuator hydraulic systems have faced increasing challengesFinally, challenges and opportunities of advanced motion control technologies are presented by providing

Keywords： motion control     electrohydraulic control     energy efficiency     mobile machineries    

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Efficient Configuration Space Construction and Optimization for Motion Planning Article

Jia Pan, Dinesh Manocha

Engineering 2015, Volume 1, Issue 1,   Pages 46-57 doi: 10.15302/J-ENG-2015009

Abstract: of high-dimensional configuration spaces; and ② how to efficiently perform geometric proximity and motionWe present new configuration space construction algorithms based on machine learning and geometric approximationnearest neighbor and parallel collision detection algorithms and use these algorithms to accelerate motion

Keywords： configuration space     motion planning     GPU parallel algorithm    

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Title Author Date Type Operation

Probabilistic movement primitive based motion learning for a lower limb exoskeleton with black-box optimization

Jiaqi WANG, Yongzhuo GAO, Dongmei WU, Wei DONG,wangjq@hit.edu.cn,gaoyongzhuo@hit.edu.cn,wdm@hit.edu.cn,dongwei@hit.edu.cn

Journal Article

Offline motion planning and simulation of two-robot welding coordination

Tie ZHANG, Fan OUYANG

Journal Article

Evolutionary Decision-Making and Planning for Autonomous Driving Based on Safe and Rational Exploration and Exploitation

Kang Yuan,Yanjun Huang,Shuo Yang,Zewei Zhou,Yulei Wang,Dongpu Cao,Hong Chen,

Journal Article

Motion planning of a quadrotor robot game using a simulation-based projected policy iteration method

Li-dong ZHANG, Ban WANG, Zhi-xiang LIU, You-min ZHANG, Jian-liang AI

Journal Article

Synthesis of Intermittent-Motion Linkages with Slight Difference in Length Between Links

CHEN Xin-bo, YU Zhen

Journal Article

Design and modeling of continuum robot based on virtual-center of motion mechanism

Journal Article

Electrical Drive — an Interface Among Information, Power and motion

Ma Xiaoliang

Journal Article

Measurement and analysis of typical motion error traces from a circular test

LI Xiaoli, LIU Huanlao

Journal Article

Floating production storage and offloading systems’ cost and motion performance: A systems thinking application

Rini NISHANTH, Andrew WHYTE, V. John KURIAN

Journal Article

Novel probabilistic rolling regular tetrahedron mechanism

Yonghan GUAN, Yan’an YAO, Chao LIU, Ruiming LI

Journal Article

Features of seismic hazard in large dam projects and strong motion monitoring of large dams

Martin WIELAND,

Journal Article

A filtering-based bridge weigh-in-motion system on a continuous multi-girder bridge considering the influence

Hanli WU, Hua ZHAO, Jenny LIU, Zhentao HU

Journal Article

Analysis of the kinematic characteristics of a high-speed parallel robot with Schönflies motion: Mobility

Fugui XIE,Xin-Jun LIU

Journal Article

Motion control of multi-actuator hydraulic systems for mobile machineries: Recent advancements and future

Bing XU, Min CHENG

Journal Article

Efficient Configuration Space Construction and Optimization for Motion Planning

Jia Pan, Dinesh Manocha

Journal Article