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Journal of Systems science and Systems Engineering 2024年第2期33卷 207-231页

作者： Wenhao Zhou Hailin Li Zhiwei Zhang college of Business Administration Huaqiao UniversityQuanzhou 362021China college of Business Administration Capital University of Economics and BusinessBeijing 100070China

Accurate and reasonable prediction of industrial electricity consumption is of great significance for promoting regional green transformation and optimizing the energy ***,the regional power system is complicated and uncertain,affected by multiple factors including climate,population and *** paper incorporates structure expansion,parameter optimization and rolling mechanism into a system forecasting framework,and designs a novel rolling and fractional-ordered grey system model to forecast the industrial electricity consumption,improving the accuracy of the traditional grey *** optimal fractional order is obtained by using the particle swarm optimization algorithm,which enhances the model ***,the proposed model is employed to forecast and analyze the changing trend of industrial electricity consumption in Fujian *** results show that industrial electricity consumption in Fujian will maintain an upward growth and it is expected to 186.312 billion kWh in *** with other seven benchmark prediction models,the proposed grey system model performs best in terms of both simulation and prediction performance metrics,providing scientific reference for regional energy planning and electricity market operation.

关键词： Electricity consumption grey system theory prediction model fractional order

Fulminant myocarditis induced by SARS-CoV-2 infection without severe lung involvement:insights into COvID-19 pathogenesis

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Journal of Genetics and Genomics 2024年第6期51卷 608-616页

作者： Han Du Zhongtao Du Liang Wang Hong Wang Mingjun Jia Chunge Zhang Yun Liu Cheng Zhang Ya Zhang Ruifeng Zhang Shuang Zhang Ning Zhang Zhenghai Ma Chen Chen Wenjun Liu Hui Zeng George F.Gao Xiaotong Hou Yuhai Bi college of life science and Technology Xinjiang UniversityUrumchiXinjiang 830046China CAS Key Laboratory of Pathogen Microbiology and Immunology Institute of MicrobiologyCenter for Influenza Research and Early-warning(CASCIRE)CAS-TWAS Center of Excellence for Emerging Infectious Diseases(CEEID)Chinese Academy of SciencesBeijing 100101China beijing Anzhen Hospital Capital Medical UniversityBeijing 100029China college of Veterinary Medicine Shanxi Agricultural UniversityTaiyuanShanxi 030031China university of Chinese Academy of sciences Beijing 100049China beijing Shijitan Hospital Capital Medical UniversityBeijing 100038China

Severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)infection often leads to pulmonary *** sequelae,including myocarditis and heart failure,have also been ***,the study presents two fulminant myocarditis cases infected by SARS-CoV-2 exhibiting remarkable elevation of cardiac biomarkers without significant pulmonary injury,as determined by imaging *** staining reveals the viral antigen within cardiomyocytes,indicating that SARSCoV-2 could directly infect the *** full viral genomes from respiratory,anal,and myocardial specimens are obtained via next-generation *** analyses of the whole genome and spike gene indicate that viruses in the myocardium/pericardial effusion and anal swabs are closely related and cluster together yet diverge from those in the respiratory *** addition,unique mutations are found in the anal/myocardial strains compared to the respiratory strains,suggesting tissue-specific virus mutation and *** findings indicate genetically distinct SARS-CoV-2 variants have infiltrated and disseminated within myocardial tissues,independent of pulmonary injury,and point to different infection routes between the myocardium and respiratory tract,with myocardial infections potentially arising from intestinal *** findings highlight the potential for systemic SARS-CoV-2 infection and the importance of a thorough multi-organ assessment in patients for a comprehensive understanding of thepathogenesisof COVID-19.

关键词： COVID-19 SARS-CoV-2 Fulminant myocarditis Myocardium Infection

Fine classification of rice paddy using multitemporal compact polarimetric SAR C band data based on machine learning methods

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Frontiers of Earth science 2024年第1期18卷 30-43页

作者： Xianyu GUO Junjun YIN Kun LI Jian YANG Huimin ZOU Fukun YANG School of Computer and Communication Engineering University of Science and Technology BeijingBeijing 100083China Aerospace Information Research Institute Chinese Academy of SciencesBeijing 100094China Department of Electronic Engineering Tsinghua UniversityBeijing 100084China college of Global Change and Earth System science Beijing Normal UniversityBeijing 100875China

Rice is an important food crop for human *** distinguishing different varieties and sowing methods of rice on a large scale can provide more accurate information for rice growth monitoring,yield estimation,and phenological monitoring,which has significance for the development of modern *** polarimetric(CP)synthetic aperture radar(SAR)provides multichannel information and shows great potential for rice monitoring and ***,the use of machine learning methods to build classification models is a controversial *** this paper,the advantages of CP SAR data,the powerful learning ability of machine learning,and the important factors of the rice growth cycle were taken into account to achieve high-precision and fine classification of rice ***,CP SAR data were simulated by using the seven temporal RADARSAT-2 C-band data ***,20-two CP SAR parameters were extracted from each of the seven temporal CP SAR data *** addition,we fully considered the change degree of CP SAR parameters on a time scale(ΔCP_(DoY)).Six machine learning methods were employed to carry out the fine classification of rice *** results show that the classification methods of machine learning based on multitemporal CP SAR data can obtain better results in the fine classification of rice paddies by considering the parameters ofΔCP_(DoY).The overall accuracy is greater than 95.05%,and the Kappa coefficient is greater than *** them,the random forest(RF)and support vector machine(SVM)achieve the best results,with an overall accuracy reaching 97.32%and 97.37%,respectively,and Kappa coefficient values reaching 0.965 and 0.966,*** the two types of rice paddies,the average accuracy of the transplant hybrid(T-H)rice paddy is greater than 90.64%,and the highest accuracy is 95.95%.The average accuracy of direct-sown japonica(D-J)rice paddy is greater than 92.57%,and the highest accuracy is 96.13%.

关键词： compact polarimetric(CP)SAR rice paddy machine learning fine classification multitemporal

Magneto-optic Kerr Effect Measurement of TbMn_(6)Sn_(6) at mK Temperature

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Chinese Physics Letters 2024年第4期41卷 159-163页

作者：黄代强汪洋王贺王健刘阳 International Center for Quantum Materials Peking UniversityBeijing 100871China Department of Physics Capital Normal UniversityBeijing 100048China Collaborative Innovation Center of Quantum Matter Beijing 100871China Hefei National Laboratory Hefei 230088China

Novel electron states stabilized by Coulomb interactions attract tremendous interests in condensed matter *** states are studied by corresponding phase transitions occurring at extreme conditions such as mK temperatures and high magnetic *** this work,we introduce a magneto-optical Kerr effect measurement system to comprehensively explore these phases in addition to conventional transport *** system,composed of an all-fiber zero-loop Sagnac interferometer and in situ piezo-scanner inside a dilution refrigerator,operates below 100 m K,with a maximum field of 12 Tesla and has a resolution as small as 0.2μ*** a demonstration,we investigate TbMn_(6)Sn_(6),where the manganese atoms form Kagome lattice that hosts topological non-trivial Dirac *** observed two types of Kerr signals,stemming from its fully polarized ferromagnetic ground state and positive charged carriers within the Dirac-like dispersion.

关键词： interferometer scanner system

Females adopt sexual catalepsy to facilitate mating

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Current Zoology 2024年第2期70卷 174-181页

作者： Jihe Liu Keke Liu Yu Tang Weihua Wang Xiang Xu Jianhui Liang Yonghong Xiao Mark A.Elgar college of life sciences Jinggangshan UniversityJi'anJiangxi 343009China Pharmaceutical Center Tsinghua UniversityBeijing 100084China college of life sciences Hunan Normal UniversityChangshaHunan 410081China School of Pharmaceutical sciences Peking UniversityBeijing 100083China School of Biosciences University of MelbourneMelbourneVictoria 3010Australia School of life sciences and Technology Tongii UniversityShanghai 200092China

Theory predicts that males and females of dioecious species typically engage in an evolutionary sexual conflict over the frequency and choice of mating *** sexual cannibalism,a particularly dramatic illustration of this conflict,is widespread in certain animal taxa including ***,females of some funnel weaving spiders that are generally aggressive to conspecifics enter a cataleptic state after male courtship,ensuring the males can mate without risk of *** this study,we demonstrated that the physical posture and duration,metabo-lites,and central neurotransmitters of females of Aterigena aculeata in sexual catalepsy closely resemble females in thanatosis but are distinct from those in anesthesia,indicating that the courted females feign death to eliminate the risk of potentially aggressive responses and thereby allow preferred males to *** the taxonomically widespread thanatosis,which generally represents a deceptive visual signal that acts against the interest of the receivers,sexual catalepsy of females in the funnel weaving spiders may deliver a sexual-receptive signal to the courting males and thereby benefit both the signal senders and ***,sexual catalepsy in *** may not reflect a conflict butrather a confluence of interest betweenthe sexes.

关键词： female catalepsy funnel weaving spiders mate choice mating strategy sexual behavior.

Construction of Z-scheme Cu-CeO_(2)/BiOBr heterojunction for enhanced photocatalytic degradation of sulfathiazole

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Chinese Chemical Letters 2024年第7期35卷 167-172页

作者： Xingmin Chen Yunyun Wu Yao Tang Peishen Li Shuai Gao Qiang Wang Wen Liu Sihui Zhan college of Environmental sciences and Engineering Nankai UniversityTianjin 300350China Laboratory for Micro-Sized Functional Materials&college of Elementary Education and Department of Chemistry Capital Normal UniversityBeijing 100048China college of Environmental sciences and Engineering The Key Laboratory of Water and Sediment Sciences(MOE)Peking UniversityBeijing 100871China

The utilization of an efficient photocatalyst is crucial for the photocatalytic degradation of antibiotics in water through visible light,which is an imperative requirement for the remediation of water *** this study,a novel Cu-CeO_(2)/BiOBr Z-type heterojunction was synthesized by calcination and hydrothermal methods,and the degradation rate of sulfathiazole(STZ)antibiotic solution was studied using simulated illumination(300 W xenon lamp).The results indicated that 3%Cu-CeO_(2)/BiOBr achieved a degradation rate of 92.3%within 90 min when treating 20 mg/L STZ solution,demonstrating its potential for practical water treatment *** using various chemical instruments revealed that 3%Cu-CeO_(2)/Bi OBr exhibited the lowest electron-hole recombination rate and electron transfer ***,the utilization of ESR data and quenching experiments has substantiated the involvement of hydroxyl radicals(·OH)and superoxide radicals(·O_(2)^(-))as the primary active ***,a plausible degradation mechanism has been *** findings offer a prospective approach for the development of heterojunction materials with appropriate band matching.

关键词： Cu-CeO_(2)/BiOBr nanoheterojunction Photocatalytic degradation Sulfathiazole Z-scheme

Re-examination of statistical relationships between dietary fats and other risk factors,and cardiovascular disease,based on two crucial datasets

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Quantitative Biology 2024年第1期12卷 117-127页

作者： Jiarui Ou Le Zhang Xiaoli Ru college of Computer science Sichuan UniversityChengduChina Department of Gynecology and Obstetrics Beijing Chao-Yang HospitalCapital Medical UniversityBeijingChina

Cardiovascular disease(CVD)is the major cause of death in many regions around the world,and several of its risk factors might be linked to *** improve public health and the understanding of this topic,we look at the recent Minnesota Coronary Experiment(MCE)analysis that used t-test and Cox model to evaluate CVD ***,these parametric methods might suffer from three problems:small sample size,right-censored bias,and lack of long-term *** overcome the first of these challenges,we utilize a nonparametric permutation test to examine the relationship between dietary fats and serum total *** address the second problem,we use a resampling-based rank test to examine whether the serum total cholesterol level affects CVD *** the third issue,we use some extra-Framingham Heart Study(FHS)data with an A/B test to look for meta-relationship between diets,risk factors,and CVD *** show that,firstly,the link between low saturated fat diets and reduction in serum total cholesterol is ***,reducing serum total cholesterol does not robustly have an impact on CVD hazards in the diet ***,the A/B test result suggests a more complicated relationship regarding abnormal diastolic blood pressure ranges caused by diets and how these might affect the associative link between the cholesterol level and heart disease *** study not only helps us to deeply analyze the MCE data but also,in combination with the long-term FHS data,reveals possible complex relationships behind diets,risk factors,and heart disease.

关键词： A/B test bioinformatics cardiovascular disease nonparametric statistics

Mass transfer characteristics of chiral pharmaceuticals on membrane used for polar organic chemical integrative sampler

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Journal of Environmental sciences 2024年第2期136卷 670-681页

作者： Liyang Wang Ruixia Liu Youya Zhou Peng Yuan Xiaoling Liu Hongjie Gao college of Water science Beijing Normal UniversityBeijing 100018China State Key Laboratory of Environmental Criteria and Risk Assessment Chinese Research Academy of Environmental ScienceBeijing 100012China Technical Centre for Soil Agriculture and Rural Ecology and EnvironmentMinistry of Ecology and EnvironmentBeijing 100012China

Passive sampling technology has good application prospects for monitoring trace pollutants in aquatic *** research on the sampling mechanism of this technology is essential to improve the measurement accuracy and extend the application scope of this *** this study,adsorption and permeation experiments were performed to investigate the sorption and mass transfer properties of five chiral pharmaceuticals at the enantiomeric level on polyethersulfone(PES)and polytetrafluoroethylene(PTFE)membranes used in a polar organic chemical integrative *** adsorption experiments showed that the PES membrane had an adsorption phenomenon for most selected pollutants and an insignificant sorption behavior was observed for all selected pharmaceuticals on the PTFE membrane except for R(S)-*** diffusion coefficients of selected pharmaceuticals onto the PTFE membrane were approximately one order of magnitude higher than those onto the PES *** permeation experiment indicated that under different hydraulic conditions,the change of the relative pollutant concentration through the PTFE membrane for the composite pollutant system was more obvious than that for the single pollutant system,and mass transfer hysteresis exists for both contaminant systems through PES *** the first-order equation or 3-component model to estimate the overall mass transfer coefficients,the results showed that the overall mass transfer coefficient values of pollutants in the composite pollutant system onto both membranes were higher than those in the single pollutant *** parameter was mainly influenced by the synergistic effects of the multi-analyte interaction and diminished water boundary layers during the mass transfer process.

关键词： Sorption phenomenon Permeation behavior Mass transfer properties Modeling calculation Chiral pharmaceuticals PES and PTFE membrane

Prognostic value of calcium and phosphorus status in elderly heart disease patients with tricuspid regurgitation

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Chinese Medical Journal 2024年第5期137卷 613-615页

作者： Qingrong Liu Kai Cao Ziang Li Yunqing Ye Qian Zhang Hongliang Zhang Haiyan Xu Zhe Li Yongjian Wu china-DVD Collaborators Department of Cardiology Beijing Aerospace General HospitalBeijing 100076China Department of Cardiology Fuwai HospitalNational Center for Cardiovascular DiseaseChinese Academy of Medical Science and Peking Union Medical CollegeBeijing 100037China Department of beijing Institute of Ophthalmology Beijing Tongren HospitalCapital Medical UniversityBeijing 100000China 不详

To the Editor:Tricuspid regurgitation(TR)associated with valve disease is a general medical issue with growing prevalence and socioeconomic ***,especially moderate or severe TR,has been reported to be associated with an increased risk of heart failure and mortality.^([1])Studies have shown that blood calcium levels and blood phosphorus levels have a great influence on the human body,especially on the cardiovascular *** serum calcium levels were reported to be a risk factor for cardiovascular disease.^([2])A meta-analysis reported that moderate dietary calcium intake protects against cardiovascular and all-cause mortality and that calcium supplementation reduces mortality in women.^([3])

关键词： mortality regurgitation cardiovascular

Research progresses and prospects of multi-sphere compound extremes from the Earth System perspective

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science china Earth sciences 2024年第2期67卷 343-374页

作者： Zengchao HAO Yang CHEN college of Water sciences Beijing Normal UniversityBeijing100875China State Key Laboratory of Severe Weather Chinese Academy of Meteorological SciencesBeijing100081China

Compound extremes,whose socioeconomic and ecological impacts are severer than that caused by each event occurring in isolation,have evolved into a hot topic in Earth science in the past *** the context of climate change,many compound extremes have exhibited increasing frequency and intensity,and shown novel fashions of combinations,posing more pressing demands and tougher challenges to scientific research and disaster prevention and *** article,via a perspective of multi-sphere interactions within the Earth System,systematically reviews the status quo,new scientific understanding,and deficiencies regarding the definition,mechanism,change,attribution,and projection of compound *** study also sorts out existing challenges and outlines a potential roadmap in advancing the study on compound extremes with respect to data requirement,mechanistic diagnosis,numerical modeling,attribution and projection,risk assessment,and adaptive *** directions of compound extremes studies and key research topics that warrant multi-disciplinary and multisectoral coordinated efforts are also *** that climate change has reshaped the type of extremes,a transformation from the traditional single-event perspective to a compound-event perspective is needed for scientific research,disaster prevention and mitigation,and climate change adaptation,calling for bottom-up innovation in research objects,ideas,and *** article will add value to promoting the research on compound extremes and interdisciplinary cooperations.

关键词： Extremes Compound extremes Climate change and risk Multi-sphere interactions