113 Hits in 6.3 sec

Relative Position and Posture Detection of Hydraulic Support Based on Particle Swarm Optimization

Kuidong Gao, Wenbo Xu, Hongyang Zhang, Yi Zhang, Qingliang Zeng, Liqing Sun
2020 IEEE Access  
The research on the relative position and posture detection of hydraulic support provides a reliable method to monitor the support working status.  ...  Finally, to test the monitoring effect of the detection device on the hydraulic support, we carry out the relative position and posture detection experiment of the canopy.  ...  ACCURACY TESTING OF RELATIVE POSITION AND POSTURE DETECTION BASED ON PARTICLE SWARM OPTIMIZATION ALGORITHMS A.  ... 
doi:10.1109/access.2020.3035576 fatcat:7q6c4dmnvjbi5dodg62g4eupgu

Heuristic EPnP-Based Pose Estimation for Underground Machine Tracking

Lingling Su, Xianhua Zheng, Yongshi Song, Ge Liu, Nana Chen, Shang Feng, Lin Zhang
2022 Symmetry  
Pose estimation is one of the most complicated and compromising problems for underground mining machine tracking, and it is particularly important for hydraulic support autonomous following mining machine  ...  The optimized algorithm is integrated into the AFM policy-making system to estimate the relative pose (R-Pose) estimation between hydraulic support and the mining machine's shearer drum.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/sym14020385 fatcat:gf3olnpsprfkxb2ng2viy7fy4u

Front Matter: Volume 9903

2016 Seventh International Symposium on Precision Mechanical Measurements  
Utilization of CIDs allows articles to be fully citable as soon as they are published online, and connects the same identifier to all online and print versions of the publication.  ...  .  The last two digits indicate publication order within the volume using a Base 36 numbering system employing both numerals and letters. These two-number sets start with 00, 01, 02, 03, 04,  ...  on network [9903-121] 9903 22 Mutation particle swarm optimization of the BP-PID controller for piezoelectric ceramics [9903-123] 9903 23 Noise analysis of infrared touch overlay and its application  ... 
doi:10.1117/12.2235358 fatcat:tqezp6susvbpfcqsjpafhde6qq

Exoskeleton Follow-Up Control Based on Parameter Optimization of Predictive Algorithm

Shijia Zha, Tianyi Li, Lidan Cheng, Jihua Gu, Wei Wei, Xichuan Lin, Shaofei Gu, Jose Merodio
2021 Applied Bionics and Biomechanics  
The prediction of sensor data can help the exoskeleton control system to get the human motion intention and target position in advance, so as to reduce the human-machine interaction force.  ...  The simulation results showed that the algorithm can predict the joint angle of the human body and can be used for the follow-up control of the swinging legs of the exoskeleton.  ...  Acknowledgments This research is partly supported by the Natural Science Research General Program of Higher Education of Jiangsu Province (16KJB510040).  ... 
doi:10.1155/2021/8850348 pmid:33552233 pmcid:PMC7843196 fatcat:mx3zv7b5hbgr7bpyys7jbibhdy

Intelligent Injection Molding on Sensing, Optimization, and Control

Peng Zhao, Jianfeng Zhang, Zhengyang Dong, Junye Huang, Hongwei Zhou, Jianzhong Fu, Lih-Sheng Turng
2020 Advances in Polymer Technology  
This paper reviews recent studies on methods for the detection of relevant physical variables, optimization of process parameters, and control strategies of machine variables in the molding process.  ...  Therefore, sensing, optimization, and control of the injection molding process have a crucial influence on product quality and have become an active research field with abundant literature.  ...  Hence, one can optimize the process parameters and obtain an optimized product quality with the application of intelligent iterative algorithms such as genetic algorithms and particle swarm optimization  ... 
doi:10.1155/2020/7023616 fatcat:b2mker6tobebpnro7wtjzj5jmm

Travel Dynamics Analysis and Intelligent Path Rectification Planning of a Roadheader on a Roadway

Xiaodong Ji, Minjun Zhang, Yuanyuan Qu, Hai Jiang, Miao Wu
2021 Energies  
The roadheader dynamic model and grid model were then used to propose a path rectification planning and tracking algorithm based on particle swarm optimization of the actual roadway conditions and roadheader  ...  The results presented here can provide theoretical and technical support for the structural optimization and intelligent travel control of roadheaders.  ...  detection techniques of obstacles to driving based on LiDAR [17] .  ... 
doi:10.3390/en14217201 fatcat:ldibkzidhfbnncc7t5ixf67wuu

Research on the Stationarity of Hexapod Robot Posture Adjustment

Lei Zhang, Fucai Wang, Zenghui Gao, Shuangshuang Gao, Chenghang Li
2020 Sensors  
Based on the designed mapping model, the smooth adjustment of the posture can be achieved by the smooth adjustment of the support legs.  ...  Therefore, when the position of the foot end of the support leg is unchanged, a unique set of joint angles can be obtained with the change of body posture at a certain moment.  ...  [12] took the Messor robot as their research object, proposed an attitude optimization algorithm based on particle swarm optimization algorithm, and combined body motion planning to achieve body attitude  ... 
doi:10.3390/s20102859 pmid:32443508 pmcid:PMC7287624 fatcat:4smxxlz5lja6fhnhesef6hhkcu

Material Innovation of Animation Modeling Design Based on Visual Symbol Theory

Xuerui Cao, Xin Ning
2022 Wireless Communications and Mobile Computing  
GA performs data training of multiple components; selection and crossover operations are carried out continuously according to the fitness threshold; and the particle swarm optimization strategy is added  ...  Character modeling is an important link in animation design, and it is one of the keys to determining whether an animation is successful or not, as well as determining the value of animation and related  ...  Acknowledgments is study was supported by e study School level scientific research projects by "Application of Shaanxi dough modeling arts plastic arts elements in animation modeling (Grant No.  ... 
doi:10.1155/2022/6189010 fatcat:g37xfxpw7nbuxomyhqtoquz3dm

2019 Index IEEE Robotics and Automation Letters Vol. 4

2019 IEEE Robotics and Automation Letters  
Fahmi, S., +, LRA July 2019 2553-2560 Whole-Body Locomotion and Posture Control on a Torque-Controlled Hydraulic Rover.  ...  Compensation for Hydraulic Hybrid Servo Booster Applied to Hydraulic Manipulator; LRA April 2019 942-949 Hyon, S., Ida, Y., Ishikawa, J., and Hiraoka, M., Whole-Body Locomotion and Posture Control on  ... 
doi:10.1109/lra.2019.2955867 fatcat:ckastwefh5chhamsravandtnx4

2020 Index IEEE Robotics and Automation Letters Vol. 5

2020 IEEE Robotics and Automation Letters  
., +, LRA April 2020 1047-1054 Automatic Normal Positioning of Robotic Ultrasound Probe Based Only on Confidence Map Optimization and Force Measurement.  ...  ., +, LRA April 2020 1095-1102 Automatic Normal Positioning of Robotic Ultrasound Probe Based Only on Confidence Map Optimization and Force Measurement.  ... 
doi:10.1109/lra.2020.3032821 fatcat:qrnouccm7jb47ipq6w3erf3cja

Active Assistive Design and Multiaxis Self-Tuning Control of a Novel Lower Limb Rehabilitation Exoskeleton

Cheng-Tang Pan, Ming-Chan Lee, Jhih-Syuan Huang, Chun-Chieh Chang, Zheng-Yu Hoe, Kuan-Ming Li
2022 Machines  
Motors and harmonic drives were installed on the joints of the hip and knee to operate the exoskeleton.  ...  The LLRE-II weighs less than 16 kg and has four degrees of freedom on each leg, including the waist, hip, knee, and ankle, which ensures fitted wear and comfort.  ...  Conflicts of Interest: The authors declare no conflict of interest. Machines 2022, 10, 318  ... 
doi:10.3390/machines10050318 fatcat:4eeooxapsvc35czitgulofwogq

Upper Limb Bionic Orthoses: General Overview and Forecasting Changes

Gustaw Rzyman, Jacek Szkopek, Grzegorz Redlarski, Aleksander Palkowski
2020 Applied Sciences  
Moreover, current technical solutions, as well as forecasts on improvement, for exoskeletons are presented and reviewed.  ...  Here, we present the state-of-the-art and prospects for development of mechanical design, actuator technology, control systems, sensor systems, and machine learning methods in rehabilitation engineering  ...  In research associated with balance assistance of a hip exoskeleton robot the control strategy is based on sensors data as interaction force between exoskeleton and human thigh (force sensors), posture  ... 
doi:10.3390/app10155323 fatcat:y5rfcuxmh5aihfhlrqbfij2b5a

Jumping Locomotion Strategies: From Animals to Bioinspired Robots

Xiaojuan Mo, Wenjie Ge, Marco Miraglia, Francesco Inglese, Donglai Zhao, Cesare Stefanini, Donato Romano
2020 Applied Sciences  
Based on this, the developmental trends of bioinspired jumping robots are predicted.  ...  In this paper, the state of the art of jumping robots has been systematically analyzed, based on their biological model, including invertebrates (e.g., jumping spiders, locusts, fleas, crickets, cockroaches  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/app10238607 fatcat:ajfztjqtbjdmhkbirs5sltgioi

Mechanism design and analysis of a proposed wheelchair-exoskeleton hybrid robot for assisting human movement

Zhibin Song, Chuanyin Tian, Jian S. Dai
2019 Mechanical Sciences  
The kinematics and statics of every configuration are discussed in detail, to obtain the most reasonable dimensions using the particle swarm optimization algorithm.  ...  The mechanism is designed based on the analysis of functional requirements, and distributed synthesis of the mechanism is adopted.  ...  This research is supported by Tianjin Municipal Science and Technology Department Program (Grant no. 17JCZDJC30300), the Natural Science Foundation of China (Project No. 51475322, 51535008, 51775367, 51721003  ... 
doi:10.5194/ms-10-11-2019 fatcat:qghuppbrrnadvbu57gmt4jqeqq

Sliding bifurcations in resonant inverters

Enrique Ponce, Luis Benadero, Abdelali El Aroudi, Luis Martinez-Salamero
2017 2017 14th International Multi-Conference on Systems, Signals & Devices (SSD)  
In the magnetic circuit optimization, three based Particle Swarm Optimization (PSO) multi-objective optimization algorithms were applied: Multi-Objective Particle Swarm Optimizer (OMOPSO), Speed-constrained  ...  The main posture prediction solution is focused on optimizing the manipulability and the human performance of the leg.  ... 
doi:10.1109/ssd.2017.8167001 dblp:conf/IEEEssd/PonceBAM17 fatcat:6lbol63imjffhezjv6yc6cnheu
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