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Food Science and Human Wellness 2024年第3期13卷 1311-1321页

作者： Hui Nie Zhongyang Gao Yanghe Luo Yajuan Wang feiyang wu Guangqing Mu Xiaomeng wu School of Food Science and Technology Dalian Polytechnic UniversityDalian 116034China Dalian Probiotic Function Research Key Laboratory Dalian Polytechnic UniversityDalian 116034China Guangxi Key Laboratory of Health Care Food Science and Technology Hezhou UniversityHezhou 542899China

To investigate the effects of drinking the soaking of Malus domeri(Bois)*** on gut microbiota and metabolites of long-living elderly individuals in Hezhou city,Guangxi,*** has been reported that longevity is closely related to metabolism and the gut *** 16S rRNA sequencing and liquid chromatography-mass spectrometry(LC-MS)were used to analysis fecal samples and explore the factors affecting longevity in the ***,we discovered,that elderly individuals who had been drinking the soaking of ***(Bois)*** for a long time exhibited higher diversity of the gut microbiota than without drinking the soaking,*** proportions of Ruminococcaceae and Prevotella were decreased in those who did not drink this *** addition,a total of 106 metabolites were characterized,and the people of long-lived people(>90 years old)and elderly people(<90 years old)who drinking soaking of ***(Bois)*** significantly altered the gut microbiota and upregulated levels of haplopine,farnesol,genipic acid,momordicinin,2-hydroxyestrone,hydroxyphenyllactic acid,caffeic acid,sophoraflavanone B,and soyasaponin *** preliminarily determined that ***(Bois)*** consumption may be an important factor affecting longevity in this area.

关键词： Longevity Malus domeri(Bois)Chev.leaves Gut microbiota Metabolomics

基于灰色系统理论的系杆拱桥吊杆损伤识别研究

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天津建设科技 2024年第4期34卷 37-39,66页

作者：周帅锟吴飞羊安徽建筑大学土木工程学院安徽合肥230601

传统损伤识别研究中往往不能对系杆拱桥吊杆损伤进行较为准确的诊断,凭借系杆拱桥有限元实例模型,提出基于挠度影响线曲率差值结合灰色系统理论对桥梁吊杆损伤进行诊断的方法。研究发现:系杆拱桥损伤前后挠度影响线曲率差值可以对损伤... 详细信息

传统损伤识别研究中往往不能对系杆拱桥吊杆损伤进行较为准确的诊断,凭借系杆拱桥有限元实例模型,提出基于挠度影响线曲率差值结合灰色系统理论对桥梁吊杆损伤进行诊断的方法。研究发现:系杆拱桥损伤前后挠度影响线曲率差值可以对损伤位置进行准确定位,曲率差值突变位置就是桥梁损伤位置;灰色相关系数和桥梁损伤程度成反比且具有一定鲁棒性,灰色相关系数越大,则损伤程度越小。

关键词：系杆拱桥损伤识别挠度影响线灰色系统理论

悬置与失焦:“内卷”的模因特征、多模态叙事与文化镜像

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湖北理工学院学报（人文社会科学版） 2024年第5期41卷 71-78页

作者：陈旭光吴飞阳湖北理工学院师范学院湖北黄石435003

作为模因的“内卷”是青年话语实践的工具,其核心意涵是功绩社会下的非理性竞争,在“类指”与“过度词化”中不断扩散,彰显出主体立场的多元性。“内卷-反内卷-重审内卷”的多模态叙事流变,体现出网络流行语传播中隐喻生成、风格再造和... 详细信息

作为模因的“内卷”是青年话语实践的工具,其核心意涵是功绩社会下的非理性竞争,在“类指”与“过度词化”中不断扩散,彰显出主体立场的多元性。“内卷-反内卷-重审内卷”的多模态叙事流变,体现出网络流行语传播中隐喻生成、风格再造和话语规制的过程,镜像出风险社会的主体性悬置和失焦感,现代性后果所带来的遍在的矛盾性、失能感和身份焦虑是青年文化在转型期社会所呈现出的结构性症候。

关键词：青年文化内卷网络流行语多模态话语分析

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基于经验模态分解的桥梁挠度响应识别研究

广东建材 2024年第2期40卷 77-80页

作者：吴飞羊孔曼妮马明扬石英迪安徽建筑大学土木工程学院

桥梁影响线可以反映全桥的力学特征,为后续开展荷载作用下桥梁受力特性研究奠定基础。但在车致激励下实测挠度影响线往往掺杂较多的噪声扰动,为有效剔除桥梁影响线中的动力成分,采用经验模态分解方法,剔除影响线中掺杂的噪声成分,并通... 详细信息

桥梁影响线可以反映全桥的力学特征,为后续开展荷载作用下桥梁受力特性研究奠定基础。但在车致激励下实测挠度影响线往往掺杂较多的噪声扰动,为有效剔除桥梁影响线中的动力成分,采用经验模态分解方法,剔除影响线中掺杂的噪声成分,并通过仿真试验佐证了方法的可行性。

关键词：桥梁工程挠度影响线经验模态分解车桥耦合

Evolution of the porous structure for phosphoric acid etching carbon as cathodes in Li–O_(2) batteries:Pyrolysis temperature-induced characteristics changes

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Carbon Energy 2024年第1期6卷 172-181页

作者： feiyang Yang Ying Yao Yunkai Xu Cong Wang Meiling Wang Jingjie Ren Cunzhong Zhang Feng wu Jun Lu Beijing Key Laboratory of Environmental Science and Engineering School of Materials Science and EngineeringBeijing Institute of TechnologyBeijingChina Beijing Institute of Technology Chongqing Innovation Center ChongqingChina College of Chemical and Biological Engineering Zhejiang UniversityHangzhouChina

Although biomass-derived carbon(biochar)has been widely used in the energy field,the relation between the carbonization condition and the physical/chemical property of the product remains ***,we revealed the carbonization condition's effect on the morphology,surface property,and electrochemical performance of the obtained *** open slit pore structure with shower-puff-like nanoparticles can be obtained by finely tuning the carbonization temperature,and its unique pore structure and surface properties enable the Li–O_(2) battery with cycling longevity(221 cycles with 99.8%Coulombic efficiency at 0.2 mA cm^(−2) and controlled discharge–charge depths of 500 mAh g^(−1))and high capacity(16,334 mAh g^(−1) at 0.02 mA cm^(−2)).This work provides a greater understanding of the mechanism of the biochar carbonization procedure under various pyrolysis conditions,paving the way for future study of energy storage devices.

关键词： biomass Li-O_(2) battery oxygen catalysts porous carbon temperature parameters

Ultrathin SrTiO_(3)-based oxide memristor with both drift and diffusive dynamics as versatile synaptic emulators for neuromorphic computing

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Materials Futures 2023年第3期2卷 156-163页

作者： Fang Nie Jie Wang Hong Fang Shuanger Ma feiyang wu Wenbo Zhao Shizhan Wei Yuling Wang Le Zhao Shishen Yan Chen Ge Limei Zheng School of Physics State Key Laboratory of Crystal MaterialsShandong UniversityJinan 250100People’s Republic of China School of Information and Automation Engineering Qilu University of Technology(Shandong Academy of Science)Jinan 250353People’s Republic of China Functional Materials and Acousto-Optic Instruments Institute School of Instrumentation Science and EngineeringHarbin Institute of TechnologyHarbin 150080People’s Republic of China Spintronics Institute School of Physics and TechnologyUniversity of JinanJinan 250022People’s Republic of China Heilongjiang Provincial Key Laboratory of Oilfield Applied Chemistry and Technology School of Mechatronic EngineeringDaqing Normal UniversityDaqing 163712People’s Republic of China Beijing National Laboratory for Condensed Matter Physics Institute of PhysicsChinese Academy of SciencesBeijing 100190People’s Republic of China

Artificial synapses are electronic devices that simulate important functions of biological synapses,and therefore are the basic components of artificial neural morphological networks for brain-like *** of the most important objectives for developing artificial synapses is to simulate the characteristics of biological synapses as much as possible,especially their self-adaptive ability to external ***,we have successfully developed an artificial synapse with multiple synaptic functions and highly adaptive characteristics based on a simple SrTiO_(3)/Nb:SrTiO_(3)heterojunction type *** functions of synaptic learning,such as short-term/long-term plasticity(STP/LTP),transition from STP to LTP,learning–forgetting–relearning behaviors,associative learning and dynamic filtering,are all bio-realistically implemented in a single *** remarkable synaptic performance is attributed to the fascinating inherent dynamics of oxygen vacancy drift and diffusion,which give rise to the coexistence of volatile-and nonvolatile-type resistive *** work reports a multi-functional synaptic emulator with advanced computing capability based on a simple heterostructure,showing great application potential for a compact and low-power neuromorphic computing system.

关键词： memristor artificial synapse synaptic plasticity associative learning learning-experience

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基于局部加权低秩先验的高光谱稀疏解混方法

应用科学学报 2020年第6期38卷 890-905页

作者：黄伟伍飞扬孙乐郑州轻工业大学计算机与通信工程学院河南郑州450001 南京信息工程大学计算机与软件学院江苏南京210044

为了充分挖掘丰度系数的内在本质属性,提升高光谱图像稀疏解混精度,提出一种基于局部加权低秩先验的稀疏解混方法.该低秩先验主要基于这一事实:高光谱图像中的局部立方体块具有较高的相空间关性和光谱相关性.加权的低秩先验能够挖掘局... 详细信息

为了充分挖掘丰度系数的内在本质属性,提升高光谱图像稀疏解混精度,提出一种基于局部加权低秩先验的稀疏解混方法.该低秩先验主要基于这一事实:高光谱图像中的局部立方体块具有较高的相空间关性和光谱相关性.加权的低秩先验能够挖掘局部块内在的低维结构特征,有效地抑制噪声,保持数据的细节结构.该先验联合全变差正则项、协同稀疏正则项,能够更好地刻画丰度系数的细节结构、局部平滑性以及行稀疏性.利用模拟数据和真实高光谱数据进行的实验表明,所提方法与现有方法相比能够更好地保持数据的细节信息,提升解混精度.

关键词：稀疏性解混全变差加权低秩协同稀疏交替方向乘子法

Development of a new cerebral ischemia reperfusion model of Mongolian gerbils and standardized evaluation system

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Animal Models and Experimental Medicine 2024年第1期7卷 48-55页

作者： Ying wu Caijiao Hu Zhihui Li feiyang Li Jianyi Lv Meng Guo Xin Liu Changlong Li Xueyun Huo Zhenwen Chen Lifeng Yang Xiaoyan Du School of Basic Medical Sciences Capital Medical UniversityBeijingChina Laboratory for Clinical Medicine Capital Medical UniversityBeijingChina College of Veterinary Medicine China Agricultural UniversityBeijingChina

Background:The Mongolian gerbil is an excellent laboratory animal for preparing the cerebral ischemia model due to its inherent deficiency in the circle of ***,the low incidence and unpredictability of symptoms are caused by numerous complex variant types of the ***,the lack of an evaluation system for the cer-ebral ischemia/reperfusion(I/R)model of gerbils has shackled the application of this ***:We created a symptom-oriented principle and detailed neurobehavioral scoring *** different time points of reperfusion,we analyzed the alteration in locomotion by rotarod test and grip force score,infarct volume by triphenyltetrazo-lium chloride(TTC)staining,neuron loss using Nissl staining,and histological charac-teristics using hematoxylin-eosin(H&E)***:With a successful model rate of 56%,32 of the 57 gerbils operated by our method harbored typical features of cerebral I/R injury,and the mortality rate in the male gerbils was significantly higher than that in the female *** suc-cessfully prepared I/R gerbils demonstrated a significant reduction in motility and grip strength at 1 day after reperfusion;formed obvious infarction;exhibited typi-cal pathological features,such as tissue edema,neuronal atrophy and death,and vacuolated structures;and were partially recovered with the extension of reperfu-sion ***:This study developed a new method for the unilateral common carotid artery ligation I/R model of gerbil and established a standardized evaluation system for this model,which could provide a new cerebral I/R model of gerbils with more practical applications.

关键词： ischemia/reperfusion Mongolian gerbil standardized model system unilateral carotid occlusion

Promoting interactions between cognitive science and large language models

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The Innovation 2024年第2期5卷 9-10页

作者： Youzhi Qu Penghui Du Wenxin Che Chen Wei Chi Zhang Wanli Ouyang Yatao Bian feiyang Xu Bin Hu Kai Du Haiyan wu Jia Liu Quanying Liu Department of Biomedical Engineering Southern University of Science and TechnologyShenzhen 518055China Shanghai AI Laboratory Shanghai 200232China Tencent AI Lab Shenzhen 518057China iFLYTEK AI Research Hefei 230088China School of Medical Technology Beijing Institute of TechnologyBeijing 100081China Institute for Artificial Intelligence Peking UniversityBeijing 100871China Centre for Cognitive and Brain Sciences and Department of Psychology University of MacaoMacao 999078China Department of Psychology Tsinghua UniversityBeijing 100084China

Large language models(LLMs)have made unprecedented progress,demonstrating human-like language proficiency and an extraordinary ability to encode complex *** emergence of high-level cognitive capabilities in LLMs,such as in-context learning and complex reasoning,suggests a path toward the realization of artificial general intelligence(AGI).However,we lack scientific theories and tools to assess and interpret such an emergence of the advanced intelligence of *** intelligence(AI)has been extensively applied in various areas of fundamental science to accelerate scientific research.

关键词： cognitive such language

科技型环保企业商业模式分析——以碧水源公司为例

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中阿科技论坛（中英文） 2020年第2期 18-22页

作者：吴飞扬郑州市第十一中学河南郑州450016

随着工业化和城市化的进程,污水排放量和城市用水量大量增加,污水处理产业前景光明。本文选取污水处理行业的北京碧水源科技股份有限公司为案例企业,以案例企业商业模式为研究对象,着眼于商业模式创新演变以及污水处理企业可能面临的挑... 详细信息

随着工业化和城市化的进程,污水排放量和城市用水量大量增加,污水处理产业前景光明。本文选取污水处理行业的北京碧水源科技股份有限公司为案例企业,以案例企业商业模式为研究对象,着眼于商业模式创新演变以及污水处理企业可能面临的挑战与机遇,对污水处理行业中科技型创业企业的商业模式演变的机理和一般规律进行研究。

关键词：环保企业碧水源商业模式