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44篇 您的检索式:作者名="Li Yonggui"
    题名 作者 年代 出处 被引量
1Development of image-based wheat spike counter through a Faster R-CNN algorithm and application for genetic studies显示文摘Spike number(SN) per unit area is one of the major determinants of grain yield in wheat. Development of high-throughput techniques to count SN from large populations enables rapid and cost-effective selection and facilitates genetic studies. In the present study, we used a deep-learning algorithm, i.e., Faster Region-based Convolutional Neural Networks(Faster R-CNN) on Red-Green-Blue(RGB) images to explore the possibility of image-based detection of SN and its application to identify the loci underlying SN. A doubled haploid population of 101 lines derived from the Yangmai 16/Zhongmai 895 cross was grown at two sites for SN phenotyping and genotyped using the high-density wheat 660 K SNP array.Analysis of manual spike number(MSN) in the field, image-based spike number(ISN), and verification of spike number(VSN) by Faster R-CNN revealed significant variation(P < 0.001) among genotypes, with high heritability ranged from 0.71 to 0.96. The coefficients of determination(R^(2)) between ISN and VSN was 0.83, which was higher than that between ISN and MSN(R^(2)= 0.51), and between VSN and MSN(R^(2)= 0.50). Results showed that VSN data can effectively predict wheat spikes with an average accuracy of 86.7% when validated using MSN data. Three QTL Qsnyz.caas-4 DS, Qsnyz.caas-7 DS, and QSnyz.caas-7 DL were identified based on MSN, ISN and VSN data, while QSnyz.caas-7 DS was detected in all the three data sets. These results indicate that using Faster R-CNN model for image-based identification of SN per unit area is a precise and rapid phenotyping method, which can be used for genetic studies of SN in wheat.Lei Li Muhammad Adeel Hassan Shurong Yang Furong Jing Mengjiao Yang Awais Rasheed Jiankang Wang Xianchun Xia Zhonghu He Yonggui Xiao 2022The Crop Journal2022,10,5:5
2Lodging resistance and yield potential of winter wheat:effect of planting density and genotype显示文摘Improved lodging resistance is important for achieving high yield in irrigated environments.This study was conducted to determine genotypic variation in lodging resistance and related morphological traits among winter wheat cultivars planted at two densities,and to identify key traits associated with lodging resistance.Lodging performance of 28 genotypes,including 24 released cultivars and four advanced lines,was evaluated at 250 plants per square meter and 500 plants per square meter in Shandong province during the 2008–2009 and 2009–2010 crop seasons.At the higher density,the average grain yield was 2.6%higher,even though lodging score rose by as much as 136%.The higher planting density increased lodging through increased leaf area index(LAI),plant height,center of gravity and length of basal internodes,and reduced grain weight per spike and diameter of the lower two stem internodes.LAI,center of gravity and diameter of first internodes,as the important indicators for lodging resistance,were significantly correlated with lodging score,with R=0.62,0.59 and–0.52(P<0.01),respectively.Plant pushing resistance was significantly associated with diameter and length of the first internodes(R=0.71–0.77,P<0.01),indicating it could be used to assess the strength of the lower stem.Higher planting density could be used to select genotypes with lodging resistance in irrigated environments.Cultivars carrying high plant density tolerance and high yield potential,such as Jimai 22 and Liangxing 66,were recommended as leading cultivars for production as well as elite crossing parents for further increasing yield potential in the Yellow and Huai Valleys Winter Wheat Zone in China.Yonggui XIAO Jianjun LIU Haosheng LI Xinyou CAO Xianchun XIA Zhonghu HE 2015Frontiers of Agricultural Science and Engineering2015,2,2:5
3Altered functional connectivity networks of hippocampal subregions in remitted late-onset depression:a longitudinal resting-state study显示文摘在迟了生活的消沉(LLD ) 的海马趾的畸形的地区性的特性在以前的研究被表明了。在这研究,我们寻求了检验功能的连接(FC ) 在汇寄的迟了发作的消沉(rLOD ) 的海马趾的分区的模式, LLD 的一种特殊子类型。十四个 rLOD 病人和 18 健康控制象功能的磁性的回声成像在基线并且在 21 月后续扫描的休息状态一样经历了临床、认知的评估。每马头鱼尾的怪兽被划分成三部分,角 ammonis (CA ) ,有牙齿的回转,和 subicular 建筑群,然后六个基于种子的海马趾的分区网络被建立。六个网络的纵的变化直接随着时间的过去在 rLOD 和控制组之间被比较。从基线到后续,在左 CA 的连接给更大的衰落看到双边的以后的 cingulate cortex/precuneus (PCC/PCUN ) ,但是出现的 rLOD 组与正面的外皮(双边的中间的前额的 cortex/anterior cingulate 外皮和增补马达区域) 增加了恰好海马趾的分区网络的连接。进一步的关联词分析表明在在左 CA 和 PCC/PCUN 之间的 FC 的纵的变化断然在标志位形式测试与纵的变化被相关( r = 0.624 , P = 0.017 )并且位跨度测试( r = 0.545 , P = 0.044 )在 rLOD 组得分。这些结果可以提供卓见进在 rLOD 病人位于认知机能障碍下面的 neurobiological 机制。Zan Wang Yonggui Yuan Feng Bai Hao Shu Jiayong You Lingjiang Li Zhijun Zhang 2015Neuroscience Bulletin2015,31,1:4
4Stability of Coupled Impulsive Markovian Jump Reaction-Diffusion Systems on Networks显示文摘This paper is devoted to the investigation of stability for a class of coupled impulsive Markovian jump reaction-diffusion systems on networks(CIMJRDSNs). By using graph theory, a systematic method is provided to construct global Lyapunov functions for the CIMJRDSNs. Based on Lyapunov functions and stochastic analysis method, some novel stability principles associated with the topology property of the networks are established.LI Yanbo KAO Yonggui 2016Journal of Systems Science & Complexity2016,29,5:4
5Reconstruction of measurements in state estimation strategy against deception attacks for cyber physical systems显示文摘没有已知的州的方程,新州的评价策略被设计对为电子的恶意的攻击是物理系统。由数据重建的想法启发了,(CS ) 压缩察觉到基于系统状态的 Markov 图在察觉和鉴定计划以后被用于剩余大小的重建,它对欺骗攻击增加州的评价策略的跳回。首先, observability 分析被介绍从攻击决定测量重建和损坏水平的被触发的时间。特别地,学习的字典被建议由 K 单个的值分解(K-SVD ) 形成过去完成的字典,它根据测量数据的特征适应地被生产。由于剩余大小的不规则,另外,一个采样矩阵作为测量矩阵被设计。最后,模拟实验在 6 公共汽车力量系统上被执行。大小的重建被建议重建方法完成很好的结果表演,和相应效果分别地基于联合字典和传统的高斯或 Bernoulli 随机的矩阵比重建计划好。特别,当仅仅 29% 可得到的干净大小是左的时,建议策略的性能仍然是非凡的,它为五种恢复算法反映概论。Qinxue LI Bugong XU Shanbin LI Yonggui LIU Delong CUI 2018Control Theory and Technology2018,16,1:3
6N-heterocyclic carbene-catalyzed arene formation reactions显示文摘N-heterocyclic carbene-catalyzed reactions for the formation of aromatic compounds are reviewed.The reactions are subdivided into 4 types based on their activation modes.A brief summary on the achievements and the challenges remaining in Nheterocyclic carbene(NHC)-catalyzed arene construction processes is provided at the end of this review.An outlook into the future research direction within this field is also given based on our own opinion and knowledge on the trends of the development of NHC organocatalysis.Tingting Li Zhichao Jin Yonggui Robin Chi 2022Science China Chemistry2022,65,2:3
7Simultaneous evaluation of two branches of a multifunctional integrated optic chip with an ultra-simple dual-channel configuration显示文摘We propose an ultra-simple dual-channel configuration for simultaneously evaluating two branches of a multifunctional integrated optic chip(MFIOC). In the configuration, the MFIOC is employed as a beam splitter to construct the demodulation interferometer together with a 2 × 2 fiber coupler. Interference happens between polarization modes traveling through different channels of the MFIOC. The cross-couplings of each channel are respectively characterized by the interference peaks which distribute on opposite sides of the central interference peak. Temperature responses of the MFIOC are experimentally measured from-40°C to 80°C. Results show that the proposed configuration can achieve simultaneous dual-channel transient measurements with resolution of-90 d B and dynamic range of 90 d B. In addition, the two channels of the configuration have consistent measuring performance, and the two branches of the MFIOC have different responses to temperature variation.Yonggui Yuan Chuang Li Jun Yang Ai Zhou Shuai Liang Zhangjun Yu Bing Wu Feng Peng Yu Zhang Zhihai Liu Libo Yuan 2015Photonics Research2015,3,4:2
8Strain and back cavity of tunnel engineering surveyed by FBG strain sensors and geological radar显示文摘Li Chuan Zhao Yonggui 2009Journal of Intelligent Material Systems and Structure2009,20,18:1
9Experimental investigation of a compact relativistic magnetron with axial TEla mode radiation显示文摘Li Wei Liu Yonggui Shu Ting 2012Chin Phys B2012,21,05:1
10Monitoring pressure and thermal strain in the second lining of a tunnel with a Bril- lonin OTDR显示文摘Li huan Sun Yu Zhao Yonggui 2006Smart Materials and Struetures2006,5,5:1
11Surface phase separations of PMMA/SAN blends investigated by atomic force microscopy 显示文摘Gangyao Wen Xue Li Yonggui Liao 2003Polymer2003,44,14:1
12Strain and back cavity of tunnel engineering surveyed by FBG strain sensors and geological radar显示文摘Li Chuan Zhao Yonggui 2009Journal of Intelligent Material Systems and Structure2009,20,18:1
13Early Warning of Heavy Metal Pollution after Tailing Pond Failure Accident显示文摘Heavy metal pollution is a major issue after tailing pond failure accident.It is important to predict pollution trends for limited data of pollution sources.A simple phase separation heavy metal model was built for early warning simulation of heavy metal pollution accidents.Based on this,a new simulation framework has been developed to predict the pollution trends of the downstream according to the measured data at upstream sections.By setting the upstream monitoring date as the inflow boundary condition,the changing processes of heavy metal manganese(Mn) with different phases in the downstream can be accurately simulated and forecasted.Results showed that the concentration of the suspended phase in the downstream was larger than that in the aqueous phase and sediment phase.With this,the early warning of pollution trends after accidents could be made a few days ahead.It indicates that the impact of sediment on heavy metal should not be ignored in the early warning of tailing pond failure accidents.Yonggui Wang Yinqun Yang Qiang Li Yaxin Zhang Xiaolong Chen 2022Journal of Earth Science2022,33,4:1
14Combined interro-gation using an encapsulated FBG sensor and a distributed Bril- louin tight buffered fiber in tunnel显示文摘Li Chuan Zhao Yonggui Liu Hao 2010Structural Health Mo- nitoring2010,9,4:1
15Common susceptibility variants of KDR and IGF-1R are associated with poststroke depression in the Chinese population显示文摘Background Depression,one of the most frequent complications after stroke,increases the disease’s burden and physical disability.Poststroke depression(PSD)is a multifactorial disease with genetic,environmental and biological factors involved in its occurrence.Genetic studies on PSD to date have mainly focused on the monoamine system and brain-derived neurotrophic factors.However,understanding is still limited about the influence of the single nucleotide polymorphism(SNP)of other neurotrophic factors on PSD.Aims The present study aimed to investigate the relationship between seven vascular endothelial growth factor(VEGF)family gene variants that occur with PSD.Methods A multicentre candidate gene study from five hospitals in Jiangsu Province from June 2013 to December 2014 involved 121 patients with PSD and 131 patients with non-PSD.Demographic characteristics and neuropsychological assessments were collected.Theχ^(2)test was used to evaluate categorical variables,while the independent t-test was applied to continuous variables.SNPs in seven genes(VEGFA,VEGFB,KDR,FLT-1,IGF-1,IGF-1R and PlGF)were genotyped.Single-marker association for PSD was analysed byχ^(2)tests and logistic regression using SPSS and PLINK software.Results Patients with PSD included more women and those with lower education levels,lower body mass indexes,lower Mini-Mental State Examination scores,and higher scores on the 17-item Hamilton Depression Rating Scale than non-PSD patients.Ninety-two SNPs with seven genes were genotyped and passed quality control.The rs7692791 CC genotypes,the C allele of KDR and the rs9282715 T allele of IGF-1R increased the risk for PSD(χ^(2)=7.881,p=0.019;χ^(2)=4.259,p=0.039;χ^(2)=4.222,p=0.040,respectively).In addition,the SNP rs7692791 of KDR was significantly associated with PSD by the logistic regression of an additive model(p=0.015,OR=9.584,95%CI:1.549 to 59.31).Conclusions Patients with rs7692791 C allele carriers or the CC genotype of KDR and the rs9282715 T allele of IGF-1R may have PSD susceptibility.Findings such as these may help clinicians to identify the high-risk population for PSD earlier and,thus,enable them to provide more timely interventions.Yingying Yue Linlin You Fuying Zhao Kezhong Zhang Yanyan Shi Hua Tang Jianxin Lu Shenghua Li Jinxia Cao Deqin Geng Aiqin Wu Yonggui Yuan 2023General Psychiatry2023,36,1:1
16An efficient mode conversion configuration in relativistic magnetron with axial diffraction output显示文摘Li Wei Liu Yonggui 2009J Appl Phys2009,106,05:1
17Insights into moisture content in coals of different ranks by low field nuclear resonance显示文摘The moisture occurrence in coal reservoirs has important significance in the evaluation of gas-bearing properties and production of coalbed methane(CBM).In order to investigate the occurrence mechanism of moisture content of coals,a series of experiments including mercury intrusion porosimetry(MIP),low temperature nitrogen gas absorption/desorption(N_(2)GA)and nuclear magnetic resonance(NMR)are conducted in this study to characterize and quantify pore structure properties.The nature of occurrence of moisture content in coal reservoir pores is then divided into four categories by NMR saturation and centrifugation experiments.The bound water content in the adsorption pore accounts for the highest proportion.Based on the relevance of bound water content and its influencing factors,moisture occurrence in coal reservoirs of different ranks is revealed by SPSS statistical methods.The moisture content of low-rank coal is mainly controlled by elemental oxygen and specific surface area,whereas for medium-and high-rank coals,this is controlled mainly by minerals.Our study finds application in CBM evaluation and development.Yanhui Yang Xiawei Li Yongping Zhang Yonggui Mei Ruixia Ding 2020Energy Geoscience2020,1,3:1
18Selective conversion of cellulose to levulinic acid via microwave-assisted synthesis in ionic liquids显示文摘Huifang Ren Yonggui Zhou Li Liu 2013Bioresource Technology2013,,:1
19Strain and back cavity oftunnel engineering surveyed by FBG strain sensors and geologicalradar 显示文摘LI Chuan Zhao Yonggui Liu Hao 2009Journal of Intelligent Material Systems and Structure2009,20,18:1
20Review of Optical Fiber Sensor Network Technology Based on White Light Interferometry显示文摘Optical fiber sensor networks(OFSNs)provide powerful tools for large-scale buildings or long-distance sensing,and they can realize distributed or quasi-distributed measurement of temperature,strain,and other physical quantities.This article provides some optical fiber sensor network technologies based on the white light interference technology.We discuss the key issues in the fiber white light interference network,including the topology structure of white light interferometric fiber sensor network,the node connection components,and evaluation of the maximum number of sensors in the network.A final comment about further development prospects of fiber sensor network is presented.Wenchao LI Yonggui YUAN Jun YANG Libo YUAN 2021Photonic Sensors2021,11,1:1
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