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Optimization of Generator Based on Gaussian Process Regression Model with Conditional Likelihood Lower Bound Search

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CES Transactions on Electrical Machines and Systems 2024年第1期8卷 32-42页

作者： Xiao Liu Pingting Lin Fan Bu shaoling Zhuang Shoudao huang CES&IEEE the College of Electrical and Information Engineering Hunan UniversityChangsha 410082China CES

The noise that comes from finite element simulation often causes the model to fall into the local optimal solution and over fitting during optimization of ***,this paper proposes a Gaussian Process Regression(GPR)model based on Conditional Likelihood Lower Bound Search(CLLBS)to optimize the design of the generator,which can filter the noise in the data and search for global optimization by combining the Conditional Likelihood Lower Bound Search *** the efficiency optimization of 15 kW Permanent Magnet Synchronous Motor as an ***,this method uses the elementary effect analysis to choose the sensitive variables,combining the evolutionary algorithm to design the super Latin cube sampling plan;Then the generator-converter system is simulated by establishing a co-simulation platform to obtain data.A Gaussian process regression model combing the method of the conditional likelihood lower bound search is established,which combined the chi-square test to optimize the accuracy of the model ***,after the model reaches the accuracy,the Pareto frontier is obtained through the NSGA-II algorithm by considering the maximum output torque as a ***,the constrained optimization is transformed into an unconstrained optimizing problem by introducing maximum constrained improvement expectation(CEI)optimization method based on the re-interpolation model,which cross-validated the optimization results of the Gaussian process regression *** above method increase the efficiency of generator by 0.76%and 0.5%respectively;And this method can be used for rapid modeling and multi-objective optimization of generator systems.

关键词： Generator optimization Gaussian Process Regression(GPR) Conditional Likelihood Lower Bound Search(CLLBS) Constraint improvement expectation(CEI) Finite element calculation

2022年长沙市重点行业工作场所职业病危害因素监测分析

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职业与健康 2024年第5期40卷 603-608页

作者：黄邵玲李杰金若刚郑水林肖湘阳罗磊长沙市疾病预防控制中心职业卫生与放射卫生科湖南长沙410004

目的分析长沙市重点行业企业的职业病防治情况及危害因素水平,为制定长沙市职业病防治策略提供数据支持。方法从“工作场所职业病危害因素监测系统”中收集2022年长沙市重点行业用人单位职业病防治情况和主动监测数据,并进行分析整理。... 详细信息

目的分析长沙市重点行业企业的职业病防治情况及危害因素水平,为制定长沙市职业病防治策略提供数据支持。方法从“工作场所职业病危害因素监测系统”中收集2022年长沙市重点行业用人单位职业病防治情况和主动监测数据,并进行分析整理。结果监测的546家重点行业企业中,大、中、小、微企业数量分别为5、38、260、243家,其中小微型占92.13%,27086名劳动者接触职业病危害因素。重点行业企业职业卫生知识培训率、各类防护设施设置率、防毒与防噪个人防护用品的发放率、职业健康检查开展率和职业病危害因素定期检测率均以小、微型企业较低(均P95%),粉尘中矽尘和物理因素中噪声的合格率较低,分别为53.70%和78.60%。矽尘超标岗位主要集中在采矿业、建筑用石加工、其他建筑材料、各类玻璃及制品制造和陶瓷制品制造等行业;化学毒物超标岗位主要在化学原料、印刷、家具制造、金属制品、通用设备和汽车制造业;噪声危害较严重行业包括采矿、金属制品、通用设备、汽车制造和非金属矿物制品业。结论2022年长沙市重点行业企业的职业病危害现状严峻,应进一步加强企业职业病防治责任意识与能力,加大职业卫生监管执法力度,重点加强重点行业矽尘和噪声等危害因素的监管,特别是小微型企业,同时广泛开展科普宣传教育、提升劳动者主动防护意识,从而预防职业病的发生。

关键词：重点行业职业病危害因素监测分析

E3 ubiquitin ligase PbrATL18 is a positive factor in pear resistance to drought and Colletotrichum fructicola infection

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Horticultural Plant Journal 2024年第3期10卷 698-712页

作者： Likun Lin Qiming Chen Kaili Yuan Caihua Xing Qinghai Qiao Xiaosan huang shaoling Zhang State Key Laboratory of Crop Genetics and Germplasm Enhancement/College of Horticulture Nanjing Agricultural UniversityNanjingJiangsu210095China

The Arabidopsis Toxicos en Levadura(ATL)protein is a subfamily of the E3 ubiquitin ligases,which exists widely in plants and is extensively involved in plant growth and *** the ATL family has been identified in other species,such as Arabidopsis,Oryza sativa,and grapevine,few reports on pear ATL gene families have been *** this study,92 PbrATL genes were identified and analyzed from the Pyrus breschneideri *** analysis and phylogenetic tree generation divided them into nine subgroups,and chromosome localization analysis showed that the 92 PbrATL genes were distributed in 16 of 17 pear *** data and quantitative real-time polymerase chain reaction(qRT-PCR)experiments demonstrated that PbrATL18,PbrATL41,and PbrATL88 were involved in both pear drought resistance and Colletotrichum fructicola *** addition,Arabidopsis thaliana overexpressing PbrATL18 showed greater resistance to drought stress than the wild type(WT),and PbrATL18-silenced pear seedlings showed greater sensitivity to drought and *** infection than the ***18 regulated plant resistance by regulating chitinase(CHI),phenylalanine ammonia-lyase(PAL),polyphenol oxidase(PPO),catalase(CAT),peroxidase(POD),and superoxide dismutase(SOD)*** study provided a reference for further exploring the functions of the PbrATL gene in drought resistance and *** infection.

关键词： Pear Colletotrichum fructicola Arabidopsis Toxicos en Levadura(ATL) Drought stress

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对开放存取及其版权保护的探究

图书馆学研究 2009年第5期 87-90页

作者：黄少玲广东机电职业技术学院图书馆

本文在简要介绍开放存取概念、运行模式的基础上,全面分析其版权管理的特点,并参照国内实例探讨知识产权解决方案,深入研究其发展过程中面临的各种问题及解决对策。

关键词：开放存取版权保护许可协议

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高等院校图书馆阅读指导之读书活动研究

图书馆 2009年第4期 90-91页

作者：黄少玲广东机电职业技术学院图书馆广东广州510515

本文通过对高校图书馆阅读指导工作的实践和研究状况的综合分析,对高校图书馆阅读指导活动这个主题进行一定程度的研究和探讨,以推动阅读活动的有效开展。

关键词：高校图书馆大学生阅读指导读书活动

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信息共享空间及其建设研究

图书馆学研究 2009年第3期 86-89页

作者：黄少玲广东机电职业技术学院图书馆

本文在详细分析信息共享空间的基本概念、服务理念的基础上,全面论述了信息共享空间的功能优势,并从资源、空间和人员三方面深入探讨了信息共享空间的创建过程,还系统分析了在建设中可能面临的问题与挑战。

关键词：信息共享空间 IC 高校图书馆服务

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高校经济困难学生资助工作的德育考量

思想教育研究 2009年第8期 77-80页

作者：黄少玲深圳大学学生工作处广东深圳518060

经济困难学生资助问题十分重要。目前高校的资助工作偏重于日常的资助管理,存在德育缺位现象,影响了经济困难学生主体性的发挥。应坚持"助育结合,在助困中育人"的新理念,采取助人自助、扶贫先扶心、环境化贫等措施以解决学生深层次需要... 详细信息

经济困难学生资助问题十分重要。目前高校的资助工作偏重于日常的资助管理,存在德育缺位现象,影响了经济困难学生主体性的发挥。应坚持"助育结合,在助困中育人"的新理念,采取助人自助、扶贫先扶心、环境化贫等措施以解决学生深层次需要,激发学生主体性意识,从而促进经济困难学生全面发展与健康成长成才。

关键词：高校经济困难学生资助德育

An innovative three-layer strategy in response to a quartan malaria outbreak among forest goers in Hainan Island,China:a retrospective study

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Infectious Diseases of Poverty 2022年第5期11卷 101-102页

作者： Yuchun Li Yingjuan huang Renqiang Chen Weizhen huang Huanzhi Xu Rongshen Ye shaoling huang Ji Zhen Xiaodan Wen Guoyi Wang Yong Liu Haishan Li Zaichun Zheng Jian Wang Guoshen Wang Chong Chen Wen Zeng Feng Meng Xiaoming huang Guangze Wang Bing Yang Yan Chen Hainan Provincial Center for Disease Control and Prevention No.40 Haifu RoadHaikou 570203People’s Republic of China 不详

Background:An outbreak of Plasmodium malariae infection among forest goers in Sanya City of Hainan Island,China was reported in *** response to this outbreak,an innovative three-layer strategy(TLS)targeted forest goers was adapted based on the 1-3-7 *** text:Key elements of TLS are:(i)The village with fve malaria cases and adjacent villages were set as the frst *** residents including forest goers were taken as the high-risk population(HRP).Active case detection(ACD)by blood smear microscopy and PCR was selected as the primary measure,and passive case detection(PCD)as complementary *** case was identifed under TLS implementation.(ii)The township with cases(Gaofeng Town)and the nearby towns were chosen as the second *** forest goers were screened by ACD,while PCD as a routine screening method.7831 blood smears collected by ACD and PCD and tested with negative results.(iii)The city with cases(Sanya City)and others 12 counties/county-level cities were selected as the third *** cases were monitored passively.A total of 77,555 blood slides were screened by PCD with zero positive *** each layer,the malaria vector mosquitoes were monitored using light traps,cattle-baited/human-bait *** minimus(dominant species),*** and *** were *** control measures mainly include insecticide residual spraying and long-lasting insecticide *** capacity of clinicians,public health practitioners and laboratory technicians has been improved through *** 2016‒2018,TLS and chemoprophylaxis were implemented in the same *** the frst layer,all residents were monitored by ACD,and malaria chemoprophylaxis were distributed,89.5%of forest goers were using chemoprophylaxis against *** blood smears(3126 by ACD plus 1516 by PCD)were with zero positive *** and ACD were ofered to forest goers once a year,and PCD in residents as a complementary measure in the second and th

关键词： Malaria Three-layer strategy Outbreak Elimination Hainan China

The osteoclastic activity in apical distal region of molar mesial roots affects orthodontic tooth movement and root resorption in rats

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International Journal of Oral Science 2024年第2期16卷 322-332页

作者： Wenhao Zheng Xiaofeng Lu Guangjin Chen Yufeng Shen Xiaofei huang Jinfeng Peng Jiajia Wang Ying Yin Wencheng Song Mengru Xie shaoling Yu Lili Chen Department of Stomatology Union HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhanChina School of Stomatology Tongji Medical CollegeHuazhong University of Science and TechnologyWuhanChina Hubei Province Key Laboratory of Oral and Maxillofacial Development and Regeneration WuhanChina Department of Stomatology The First Affiliated HospitalSchool of MedicineShihezi UniversityShiheziChina

The utilization of optimal orthodontic force is crucial to prevent undesirable side effects and ensure efficient tooth movement during orthodontic ***,the sensitivity of existing detection techniques is not sufficient,and the criteria for evaluating optimal force have not been yet ***,by employing 3D finite element analysis methodology,we found that the apical distal region(A-D region)of mesial roots is particularly sensitive to orthodontic force in ***-resistant acidic phosphatase(TRAP)-positive osteoclasts began accumulating in the A-D region under the force of 40 grams(g),leading to alveolar bone resorption and tooth *** the force reached 80 g,TRAP-positive osteoclasts started appearing on the root surface in the A-D ***,micro-computed tomography revealed a significant root resorption at 80 ***,the A-D region was identified as a major contributor to whole root *** was determined that 40 g is the minimum effective force for tooth movement with minimal side effects according to the analysis of tooth movement,inclination,and *** findings suggest that the A-D region with its changes on the root surface is an important consideration and sensitive indicator when evaluating orthodontic forces for a rat ***,our investigations into this region would aid in offering valuable implications for preventing and minimizing root resorption during patients’orthodontic treatment.

关键词： movement roots offering