SMOOTH

作品数：571被引量：1023H指数：13
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Navigation for autonomous vehicles via fast-stable and smooth reinforcement learning
《Science China(Technological Sciences)》2024年第2期423-434,共12页ZHANG RuiXian YANG JiaNan LIANG Ye LU ShengAo DONG YiFei YANG BaoQing ZHANG LiXian 
supported by the National Natural Science Foundation of China(Grant Nos.62225305 and 12072088);the Fundamental Research Funds for the Central Universities,China(Grant Nos.HIT.OCEF.2022047,HIT.BRET.2022004 and HIT.DZIJ.2023049);the Grant JCKY2022603C016,State Key Laboratory of Robotics and System(HIT);the Heilongjiang Touyan Team。
This paper investigates the navigation problem of autonomous vehicles based on reinforcement learning(RL)with both stability and smoothness guarantees.By introducing a data-based Lyapunov function,the stability criter...
关键词：autonomous vehicles NAVIGATION reinforcement learning SMOOTHNESS stability 
A 3-DOF piezoelectric robot with continuous walking gait aiming at cross-scale smooth motion被引量：1
《Science China(Technological Sciences)》2023年第1期233-242,共10页YU HongPeng LIU YingXiang DENG Jie ZHANG ShiJing CHEN WeiShan 
supported by the National Natural Science Foundation of China (Grant Nos. U1913215 and 51975144)。
Piezoelectric robots play important roles in the field of micromanipulation, but it is difficult for them to generate steady precision motion at any moment. In order to eliminate the changing inertial force and improv...
关键词：piezoelectric robot continuous walking gait cross-scale displacement cross-scale velocity smooth motion constant speed 
Multi-attribute smooth graph convolutional network for multispectral points classification被引量：3
《Science China(Technological Sciences)》2021年第11期2509-2522,共14页WANG QingWang GU YanFeng YANG Min WANG Chen 
supported by the Key Research and Development Project of Ministry of Science and Technology(Grant No.2017YFC1405100);in part by the National Natural Science Foundation of Key International Cooperation(Grant No.61720106002)。
Multispectral points, as a new data source containing both spectrum and spatial geometry, opens the door to three-dimensional(3D) land cover classification at a finer scale. In this paper, we model the multispectral p...
关键词：multispectral points multi-attribute graph construction smooth graph convolution graph convolutional network(GCN) 3D land cover classification 
An on-line tool path smoothing algorithm for 6R robot manipulator with geometric and dynamic constraints被引量：1
《Science China(Technological Sciences)》2021年第9期1907-1919,共13页SUN HongWei YANG JiXiang LI DingWei DING Han 
This work was supported by the National Natural Science Foundation of China(Grant No.51535004);the Fundamental Research Funds for the Central Universities(Grant No.2020kfyXJJS064)。
The tool path smoothness of the industrial robot directly influences the dynamic performance of its motion control. Therefore, it is important to smooth the path that is composed of small linear segments, in order to ...
关键词：ROBOTS tool path corner smooth FIR filter KINEMATICS 
Two-phase smooth particle hydrodynamics modeling of air-water interface in aerated flows
《Science China(Technological Sciences)》2017年第3期479-490,共12页YANG HuiXia LI Ran LIN PengZhi WAN Hang FENG JingJie 
supported by the Introduction of Talent Scientific Research Fund of Guizhou University;the National Key Research and Development Plan(Grant No.2016YFC0401710);the National Natural Science Foundation of China(Grant No.51279115)
Abstracted/indexed in：Science Citation Index,Science Citation Index Expanded（SciSearch）,Journal Citation Reports/Science Edition,SCOPUS,INSPEC,Zentralblatt Math,Chemical Abstracts Service（CAS）,Google Scholar,CSA,...
关键词：aerated flow dam break density difference hydraulic jump INTERFACE smoothed particle hydrodynamics 
Achievement of a near-perfect smooth silicon surface被引量：5
《Science China(Technological Sciences)》2013年第11期2847-2853,共7页LI Jing LIU YuHong DAI YuanJing YUE DaChuan LU XinChun LUO JianBin 
supported by the Science Fund for Creative Research Groups(Grant No.51021064);the National Natural Science Foundation of China(Grant No.51205226)
During the ultra large scale integration （ULSI） process, the surface roughness of the polished silicon wafer plays an important role in the quality and rate of production of devices. In this work, the effects of oxi...
关键词：silicon CMP AFM ROUGHNESS 
Experimental investigation on propagating characteristics of sinusoidal unsteady flow in open-channel with smooth bed被引量：4
《Science China(Technological Sciences)》2012年第7期2028-2038,共11页HU Jiang YANG ShengFa FU XuHui 
supported by the National Key Technology R & D Programof China (Grant No. 2011BAB09B01);the Chongqing Natural Science Foundation of China (Grant No. cstc2011jjA1167)
A high accuracy experimental system has been established for unsteady open-channel flow.Then 40 experiments were conducted to study the propagating characteristics of unsteady open-channel flow.From the experimental d...
关键词：open-channel unsteady flow propagating characteristic experimental investigation 
Friction resistance for gas flow in smooth microtubes被引量：2
《Science China(Technological Sciences)》2000年第2期171-177,共7页杜东兴 李志信 过增元 
A new tube-cutting method was used to measure the pressure and Mach number distribution along a microtube of 108.3 μm. Experiments were also performed concerning the average Fanning friction factors of five kinds of ...
关键词：MICROTUBES GAS FLOW FRICTION resistance. 
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