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particle swarm optimization with a leader and followers

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progress in Natural science:Materials International 2008年第11期18卷 1437-1443页

作者： Junwei Wang Dingwei Wang Institute of Systems engineering,college of information science and engineering,northeastern university,shenyang 110004,china Institute of Systems engineering College of Information Science and Engineering Northeastern University Shenyang 110004 China

referring to the flight mechanism of wild goose flock,we propose a novel version of particle Swarm Optimization(pSO)with a leader and *** is referred to as Goose Team Optimization(GTO).The basic features of goose team flight such as goose role division, parallel principle,aggregate principle and separate principle are implemented in the recommended *** GTO,a team is formed by the particles with a leader and some *** role of the leader is to determine the search *** followers decide their flying modes according to their distances to the leader ***,a wide area can be explored and the particle collision can be really *** GTO is applied to four benchmark examples of complex nonlinear functions,it has a better computation perfor- mance than the standard pSO.

关键词： particle swarm optimization Goose team optimization role division parallel principle Aggregate principle Separate principle

Ternary-phase layered cathodes toward ultra-stable and highrate sodium ion storage

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rare Metals 2024年第4期43卷 1589-1598页

作者： wen-Ji Yin pei-dan Su Qi Lu Xiao-Qiong li Ji-Ming peng Teng-Fei Zhou Ge-Meng liang Yu-liang Cao hong-Qiang Wang Qing-Yu li Si-Jiang Hu guangxi Key Laboratory of Low Carbon Energy Materials School of Chemistry and Pharmaceutical SciencesGuangxi Normal UniversityGuilin541004China Institutes of physical science and information Technology Anhui UniversityHefei230601China Department of Chemistry and pharmaceutical sciences Guilin Normal CollegeGuilin541199China college of Chemistry and Chemical engineering Huanggang Normal UniversityHuanggang438000China School of Chemical engineering and Advanced Materials The University of AdelaideAdelaide5005Australia engineering research Center of Organosilicon Compounds and Materials of Ministry of Education College of Chemistry and Molecular SciencesWuhan UniversityWuhan430072China

With the shortage of lithium resources,sodiumion batteries(SIBs)are considered one of the most promising candidates for lithium-ion batteries.p2-type and O3-type layered oxides are one of the few cathodes that can access high energy ***,they usually exhibit structural change,capacity decay,and slow Na ion ***,we present layered ternary-phase cathodes with p2,p3 and O3 phases by a lattice doping strategy,which is demonstrated by X-ray diffraction(XrD)*** the characteristics of p2,p3 and O3 phases,the layered composites show performance improvement during long-term battery *** particular,Na_(0.7)li_(0.1)Co_(0.3-)Fe_(0.3)Mn_(0.3)O_(2)(NLCFM)delivers a reversible capacity of120.1 mAh·g^(-1)at 0.1C(1.0C=175 mA·g^(-1))with a superior capacity retention of 72.5%after 1000 cycles *** work offers insights into the development of advanced cathode materials for SIBs.

关键词： Sodium-ion battery Cathode material Layered oxides Lattice doping Mixed phase

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Differential diagnosis of Crohn’s disease and intestinal tuberculosis based on ATr-FTIr spectroscopy combined with machine learning

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World Journal of Gastroenterology 2024年第10期30卷 1377-1392页

作者： Yuan-peng li Tian-Yu Lu Fu-rong Huang Wei-Min Zhang Zhen-Qiang Chen pei-wen guang liang-Yu Deng Xin-Hao yang college of physical science and Technology Guangxi Normal UniversityGuilinGuangxi 541004China Department of Gastroenterology The Affiliated Hospital of South University of Science and TechnologyShenzhen 518000Guangdong ProvinceChina Department of Optoelectronic engineering Jinan UniversityGuangzhou 510632Guangdong ProvinceChina Department of Gastroenterology Integrated Hospital of Traditional Chinese MedicineSouthern Medical UniversityGuangzhou 510632Guangdong ProvinceChina

BACKGrOUND Crohn’s disease(CD)is often misdiagnosed as intestinal tuberculosis(ITB).However,the treatment and prognosis of these two diseases are dramatically ***,it is important to develop a method to identify CD and ITB with high accuracy,specificity,and *** To develop a method to identify CD and ITB with high accuracy,specificity,and *** A total of 72 paraffin wax-embedded tissue sections were pathologically and clinically diagnosed as CD or *** wax-embedded tissue sections were attached to a metal coating and measured using attenuated total reflectance fourier transform infrared spectroscopy at mid-infrared wavelengths combined with XGBoost for differential *** The results showed that the paraffin wax-embedded specimens of CD and ITB were significantly different in their spectral signals at 1074 cm^(-1) and 1234 cm^(-1) bands,and the differential diagnosis model based on spectral characteristics combined with machine learning showed accuracy,specificity,and sensitivity of 91.84%,92.59%,and 90.90%,respectively,for the differential diagnosis of CD and *** information on the mid-infrared region can reveal the different histological components of CD and ITB at the molecular level,and spectral analysis combined with machine learning to establish a diagnostic model is expected to become a new method for the differential diagnosis of CD and ITB.

关键词： Infrared spectroscopy Machine learning Intestinal tuberculosis Crohn’s disease Differential diagnosis Inflammatory bowel disease

Finite frequency H∞ filtering for uncertain discrete-time switched linear systems

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progress in Natural science:Materials International 2009年第11期19卷 1625-1633页

作者： Dawei Ding~(a,*),guanghong yang~(a,b) a college of information science and engineering,northeastern university,shenyang 110004,china b Key Laboratory of Integrated Automation of process Industry,Ministry of Education,northeastern university,shenyang 110004,china college of information science and engineering Northeastern University Shenyang 110004 China Key Laboratory of Integrated Automation of process Industry Ministry of Education Northeastern University Shenyang 110004 China

This paper is concerned with the problem of robust H∞filtering for discrete-time switched linear systems with polytopic uncertainties in the finite frequency *** on the generalized Kalman-Yakubovich-popov(GKYp) lemma and switched parameter-dependent Lyapunov functions,a switched full-order filter is designed such that the corresponding filtering error system is asymptotically stable and satisfies a prescribed finite frequency H∞performance *** with the existing full frequency approaches,the proposed finite frequency one receives better results for the cases in which the frequency ranges of noises are known.A numerical example is given to illustrate the effectiveness of the proposed method.

关键词： Switched systems Filtering Finite frequency GKYp lemma linear matrix inequalities(LMIs)

Quantized H∞ Control for Networked Control Systems with random Delays

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Quantized H∞ Control for Networked Control Systems with Ran...

2009中国控制与决策会议

作者： dan-li wen~(1,2),guang-hong yang~1 1.college of information science and engineering,northeastern university,shenyang,110004,p.r.china. 2.shenyang normal university,shenyang,110034,p.r.china

This paper is concerned with the quantized state feedback Hcontrol problem for networked control systems with random communication *** quantizer considered here is dynamic and composed of an adjustable"zoom"parameter and a static *** using a quantized random delay model,the effect of the quantization and the random delays on the system performance is studied.A quantized Hcontrol strategy is derived,with a condition on the quantizer range and error bound satisfied,such that the quantized closed-loop system is exponentially mean-square stable and with a prescribed Hperformance *** example is presented to illustrate the effectiveness of the proposed method.

关键词： Networked control systems Quantization random delays H∞ control State feedback

H∞ State Feedback Control for Networked Control Systems with random Communication Delays

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H∞ State Feedback Control for Networked Control Systems wit...

2010 Chinese Control and Decision Conference

作者： dan-li wen~(1,2),guang-hong yang~2 1.shenyang normal university,shenyang,110034,p.r.china. 2.college of information science and engineering,northeastern university,shenyang,110004,p.r.china.

This paper is concerned with Hstate feedback control problem for networked control systems with random communication *** the random communication delays exist both from the sensor to the controller and from the controller to the actuator which are modeled as a function of stochastic variables satisfying Bernoulli distributed white *** using a novel model with random delays,the effect of the random delays on the system performance is *** state feedback controller is designed to stabilize the closed-loop system with random delays and with a prescribed Hperformance *** example is presented to illustrate the effectiveness of the proposed method.

关键词： Networked control systems random communication delays State feedback H∞control

Selective Ensemble Extreme Learning Machine Modeling of Effluent Quality in Wastewater Treatment plants

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International Journal of Automation and computing 2012年第6期9卷 627-633页

作者： li-Jie Zhao 1,2 Tian-You Chai 2 De-Cheng Yuan 1 1.college of information engineering,shenyang university of Chemical Technology,shenyang 110042,china 2 State Key Laboratory of Synthetical Automation for process Industries,northeastern university,shenyang 110189,china college of information engineering Shenyang University of Chemical Technology Shenyang China State Key Laboratory of Synthetical Automation for process Industries Northeastern University Shenyang China

real-time and reliable measurements of the effluent quality are essential to improve operating efficiency and reduce energy consumption for the wastewater treatment *** to the low accuracy and unstable performance of the traditional effluent quality measurements,we propose a selective ensemble extreme learning machine modeling method to enhance the effluent quality *** learning machine algorithm is inserted into a selective ensemble frame as the component model since it runs much faster and provides better generalization performance than other popular learning *** extreme learning machine models overcome variations in different trials of simulations for single *** ensemble based on genetic algorithm is used to further exclude some bad components from all the available ensembles in order to reduce the computation complexity and improve the generalization *** proposed method is verified with the data from an industrial wastewater treatment plant,located in shenyang,*** results show that the proposed method has relatively stronger generalization and higher accuracy than partial least square,neural network partial least square,single extreme learning machine and ensemble extreme learning machine model.

关键词： Wastewater treatment process effluent quality prediction extreme learning machine selective ensemble model genetic algorithm.

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Fabrication of patterned transparent conductive glass via laser metal transfer for efficient electrical heating and antibacteria

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Nano research 2024年第3期17卷 1578-1584页

作者： Xiaoyan liu Ting Zhang Mengchen Xu yang li Haiqing Wang Yuke Chen Xuzihan Zhang Zenan Wang Xiaoyan li Weijia Zhou hong liu Institute for Advanced Interdisciplinary research(iAIr) School of Chemistry and Chemical EngineeringUniversity of JinanJinan 250022China School of physics and Technology University of JinanJinan 250024China Department of Endodontics School and Hospital of StomatologyCheeloo College of MedicineShandong University&Shandong Key Laboratory of Oral Tissue Regeneration&Shandong Engineering Laboratory for Dental Materials and Oral Tissue RegenerationJinan 250012China School of information science and engineering University of JinanJinan 250022China Shenzhen Institute of Advanced Technology Chinese Academy of SciencesShenzhen 518055China

Vapor deposition and three-dimensional(3D)printing technology are considered to be conventional methods to achieve patterned metal film preparation through the assistance of masks and high ***,there are still some challenges in fabricating metal films in template-free and normal temperature *** this work,we report a flexible and rapid laser metal transfer(LMT)technique for fabricating the various metal films(Cu,Ni,Sn,Al,Fe,and Ag)with different patterns without templates on arbitrary substrates(glass,polyimide(pI)films,and aluminum nitride(AlN)ceramic).Especially,the obtained transparent conductive glass displays high transmittance(more than 90%)and adjustable resistances(≈5Ω).According to the Joule effect,the interface resistance between Cu particles and copper oxide coating produces the high temperature approximately 280℃ at 2 V in a short time(≈60 s)and remains stable at 120℃ over 12 *** last,the multifunctional glass with Cu patterns also shows excellent bactericidal activity(≈95%).This work demonstrates that laser metal transfer is an exceeding effective means of fabricating the micro/nano structures with potential applications in functional devices.

关键词： laser metal transfer(LMT) transparent conductive glass electrical heating copper pattern antibacterial

H∞ Control for Networked Control System with random Consecutive packet Dropout

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H∞ Control for Networked Control System with Random Consecu...

第二十九届中国控制会议

作者： wen dan-li 1,2,yang guang-hong 2 1.shenyang normal university,shenyang 110034,p.r.china.2.college of information science and engineering,northeastern university,shenyang 110004,p.r.china.

This paper is concerned with state feedback H∞control problem for networked control systems with random con-secutive packet *** the packet dropouts exist both from the sensor to the controller and from the controller to the actuator which are modeled as a product of independent stochastic *** using a novel model,the effect of the random consecutive packet dropouts on the system performance is *** state feedback controller is designed to stabilize the closed-loop system exponentially mean-square stable and with a prescribed H∞performance *** example is presented to illustrate the effectiveness of the proposed method.

关键词： Networked Control Systems Novel Model random Consecutive packet Dropouts State Feedback H∞ Control