云南高校图书馆联盟文献共享服务平台- RAMP

RAMP: 作品数：260被引量：753H指数：14; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：张辉冯华刘心洪雷白秀娟更多>>; 相关机构：四川农业大学北京积水潭医院吉林农业大学东北农业大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划中国博士后科学基金更多>>

A quasi-optimal stacking method for up-the-ramp readout images: 《Astronomical Techniques and Instruments》2025年第2期119-126,共8页Guanghuan Wang Hu Zhan Zun Luo Chengqi Liu Youhua Xu Chun Lin Yanfeng Wei Wenlong Fan; supported by the National Key R&D Program of China (2022YFF0503400);the National Natural Science Foundation of China grant (U1931208);China Manned Space Program through its Space Application System.; A detector's nondestructive readout mode allows its pixels to be read multiple times during integration,enabling generation of a series of"up-the-ramp"images that continuously accumulate photons between successive fra...; 关键词：Astronomical detectors Infrared observatories Astronomy data reduction Astronomy image processing

内侧半月板Ⅳ型Ramp损伤两种缝合方法比较: 《中国矫形外科杂志》2025年第3期213-218,共6页荆立忠张霞王少山杨久山; [目的]比较关节镜下缝合钩和Fast-fix缝合Ⅳ型半月板Ramp区损伤的临床疗效。[方法]回顾性分析2016年1月—2020年10月45例前交叉韧带(anterior cruciate ligament, ACL)损伤合并Ⅳ型半月板Ramp损伤患者的临床资料。所有患者均取自体腘绳...; 关键词：前交叉韧带损伤半月板损伤 Ramp损伤缝合钩 Fast-fix缝合

Machine learning-based aftershock seismicity of the 2015 Gorkha earthquake controlled by flat-ramp geometry and a tear fault: 《Earthquake Science》2025年第1期17-32,共16页Yeyang Kuang Jiangtao Li; funded by the National Key R&D Program of China(2022YFF0800601);National Natural Science Foundation of China(42174069,U1939204).; The Main Himalayan Thrust(MHT),where the 2015 MW7.8 Gorkha earthquake occurred,features the most seismicity of any structure in Nepal.The structural complexity of the MHT makes it difficult to obtain a definitive inte...; 关键词：aftershock seismicity 2015 Gorkha earthquake machine learning flat-ramp geometry tear fault

CT重建图像质量的优化算法: 《无损检测》2025年第2期33-40,共8页孙尔雁何高魁张向阳张思颖; 国家自然科学基金资助项目(U2341252)。; 综述了CT成像算法的基本原理,基于计算机模拟试验的方法研究了Ramp滤波器和Shepp-Logan滤波器对成像质量的影响。鉴于Ramp滤波器高频增益过大,而Shepp-Logan滤波器又对高频增益抑制太大,致使边缘保持性指标过小,修正了Shepp-Logan滤波器...; 关键词：CT成像 RADON变换滤波反投影 Ramp滤波器修正的Shepp-Logan滤波器

A high consistency ramp circuit design method for negative feedback adaptive adjustment mechanism applied to large area array CMOS image sensors: 《Science China(Information Sciences)》2024年第12期333-334,共2页Zhongjie GUO Lin LI Ruiming XU Suiyang LIU Ningmei YU Yuan YANG Longsheng WU; supported in part by the National Natural Science Foundation of China (Grant No.62171367);Shaanxi Innovation Capability Support Project (Grant No.2022TD-39)。; Generally speaking, the column level ADC provides ramp signals for each column in the way of global ramp [1]. At present, the scale of the high-end image sensor array has reached tens of millions, hundreds of millions...; 关键词：image COLUMN CONSISTENCY

Fundamental influence of irreversible stress-strain properties in solids on the validity of the ramp loading method: 《Matter and Radiation at Extremes》2024年第6期94-104,共11页Jingxiang Shen Wei Kang; The widely used quasi-isentropic ramp loading technique relies heavily on back-calculation methods that convert the measured free-surface velocity profiles to the stress-density states inside the compressed sample.Exi...; 关键词：field. IRREVERSIBLE SOLIDS

Multi-Lever EarlyWarning forWind and Photovoltaic Power Ramp Events Based on Neural Network and Fuzzy Logic: 《Energy Engineering》2024年第11期3133-3160,共28页Huan Ma Linlin Ma Zengwei Wang Zhendong Li Yuanzhen Zhu Yutian Liu; funded by State Grid Shandong Electric Power Company Technology Project(520626220110).; With the increasing penetration of renewable energy in power system,renewable energy power ramp events(REPREs),dominated by wind power and photovoltaic power,pose significant threats to the secure and stable operation...; 关键词：Early warning machine learning power system security renewable energy power ramp event smart grid

屈膝90°MRI对内侧半月板Ramp损伤临床诊断价值的研究: 《中国修复重建外科杂志》2024年第11期1346-1351,共6页姚远刘书郡向先祥魏志亨王卫明弓爵; 目的评价屈膝90°MRI对内侧半月板Ramp损伤的临床诊断价值。方法以2021年9月—2023年9月以膝关节疼痛为主诉收治的228例患者作为研究对象,其中51例患者符合选择标准纳入研究。男31例,女20例;年龄15~67岁,平均38.6岁。身体质量指数17.2~2...; 关键词：内侧半月板 Ramp损伤 MRI 关节镜

Direct numerical simulation of shock wave/boundary layer interaction controlled by steady microjet in a compression ramp: 《Chinese Journal of Aeronautics》2024年第10期83-102,共20页Ruoye XIAO Dong SUN Jian YU; Supported by the National Natural Science Foundation of China(Nos.11972064,92052104);the Key Laboratory of Computational Aerodynamics,AVIC Aerodynamics Research Institute,China(No.YL2022XFX0405);the Fundamental Research Funds for the Central Universities,China.; Shock wave/boundary layer interaction in a 24°turning angle of the compression ramp at Mach number 2.9 controlled by steady microjet is investigated using direct numerical simulation.Three different jet spacings whic...; 关键词：Shock wave/boundary layer interaction Compression ramp Steady microjet Different jet spacings Direct numerical simulation

Bi-level ramp merging coordination for dense mixed traffic conditions被引量：1: 《Fundamental Research》2024年第5期992-1008,共17页Jie Zhu Kun Gao Hao Li Zijing He Cristina Olaverri Monreal; VINNOVA(ICV-safety),National Key R&D Program of China(2019YFE0108300);the Area of Advance Transport and AI Center(CHAIR)at Chalmers University of Technology for funding this research.; Connected and Autonomous Vehicles(CAVs)hold great potential to improve traffic efficiency,emissions and safety in freeway on-ramp bottlenecks through coordination between mainstream and on-ramp vehicles.This study pro...; 关键词：Ramp merging coordination Connected and autonomous vehicles Freeway on-ramps Mixed traffic Bi-level strategy

RAMP