云南高校图书馆联盟文献共享服务平台- T-TEST

T-TEST: 作品数：66被引量：68H指数：5; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：邓鹏辉张晋津赵东海万海清马晶晶更多>>; 相关机构：南京航空航天大学湖南文理学院长沙理工大学华南理工大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金江苏省高校自然科学研究项目广西研究生教育创新计划江苏省教育厅哲学社会科学基金更多>>

Investigations of the mechanical response of dummy HTPB propellant grain under ultrahigh acceleration overload conditions using onboard flight-test measurements: 《Defence Technology（防务技术）》2024年第2期473-484,共12页Yiming Zhang Ningfei Wang Weihua Ma Ran Wang Long Bai Yi Wu; In this paper,to study the mechanical responses of a solid propellant subjected to ultrahigh acceleration overload during the gun-launch process,specifically designed projectile flight tests with an onboard measuremen...; 关键词：Gun-launched flight test Dummy HTPB propellant Onboard measurements Utrahigh overload Mechanical response

Economic Resilience in Bangladesh: Analyzing Household Well-Being amidst Price Hikes through ANOVA and Paired Sample t-Test Insights: 《Open Journal of Statistics》2024年第1期55-89,共35页Esita Ghosh; This study delves into the multifaceted impact of price hikes on the standard of living in Bangladesh, with a specific focus on distinct socioeconomic segments. Amidst Bangladesh’s economic growth, the challenges of ...; 关键词：Price Hike Economic Growth SOCIOECONOMIC Development Households

Short-term and long-term aging effect of the rejuvenation on RAP binder and mixes for sustainable pavement construction: 《International Journal of Transportation Science and Technology》2023年第4期937-954,共18页Sujit Kumar Pradhan; This investigation analyzes the usefulness of Mahua oil(M-oil)in reclaimed asphalt pavement(RAP)binder which simulates the short-term and long-term aging behavior of asphalt.As the inclusion of a higher amount of the ...; 关键词：RAP Rejuvenator Mahua oil RUTTING T-TEST

Independence of functional connectivity analysis in fMRI research does not rely on whether seeds are exogenous or endogenous: 《Medicine in Novel Technology and Devices》2022年第3期39-48,共10页Pengxu Wei Ruixue Bao Yubo Fan; This research was funded by the National Key R&D Program of China[Grant Nos.2018YFC2001400 and 2018YFC2001700];the National Natural Science Foundation of China[Grant No.81972160];the Beijing Natural Science Foundation[Grant No.17L20019].; Defining seeds is the first step in assessing functional connectivity between separate brain regions.Circular analysis is often a serious concern when defining ROIs.It was considered as circular analysis that seeds we...; 关键词：FMRI Functional connectivity Regions of interest(ROI) Pearson's correlation coefficient T-TEST

珠江三角洲地区暴雨事件驱动因子研究: 《北京师范大学学报（自然科学版）》2022年第2期293-299,共7页宋金帛张强王港吴文欢; 国家自然科学基金资助项目(41771536);国家重点研发计划资助项目(2019YFA0606900)。; 利用CMORPH降水数据、ERA5气象数据、欧空局土地利用数据、热带气旋灾害资料等多源异构数据,运用相关分析、M-K检验、合成分析、Student’s t-test等多种统计方法辨识珠江三角洲地区暴雨关键驱动因子.研究发现:不同时间尺度上暴雨事件...; 关键词：暴雨事件珠江三角洲驱动因子相关分析 M-K检验 Student’s t-test

Comparing the Efficiency of Manual and Electronic Tender Document Preparation: Cost and Time Context: 《Intelligent Information Management》2022年第6期195-201,共7页Md. Abdur Rashid Mohammad Shorif Uddin; In Bangladesh, both manual and e-GP system is used to perform public procurement. Before tender publication, tender documents have to be prepared by the Procurement Entities (PEs). The problem is that the manual tende...; 关键词：Tender Document Preparation Cost Tender Document Preparation Time E-PROCUREMENT T-TEST E-GP System Public Procurement RHD

A New Hybrid Feature Selection Method Using T-test and Fitness Function: 《Computers, Materials & Continua》2021年第9期3997-4016,共20页Husam Ali Abdulmohsin Hala Bahjat Abdul Wahab Abdul Mohssen Jaber Abdul Hossen; Feature selection(FS)(or feature dimensional reduction,or feature optimization)is an essential process in pattern recognition and machine learning because of its enhanced classification speed and accuracy and reduced ...; 关键词：Feature selection dimensional reduction feature optimization pattern recognition CLASSIFICATION T-TEST

Post-testing measurement of freely movable and diffusible hydrogen in context of WEC formation at cylindrical roller thrust bearings from 100Cr6: 《Friction》2021年第4期876-890,共15页Martin LINZMAYER Francisco GUTIÉRREZ GUZMÁN Gregor MANKE Georg JACOBS Christopher SOUS Michael POHL; The authors would like to thank the ResearchAssociation for Drive Technology (FVA) for thefunding and support from the research work throughthe research project FVA 707 IV; Sub-surface crack networks in areas of altered microstructure are a common cause for bearing failures.Due to its appearance under light microscopy,the damage pattern is referred to as White Etching Cracks(WEC).The roo...; 关键词：White Etching Crack(WEC) White Etching Areas(WEA) hydrogen content Hydrogen Collecting Analysis(HCA) freely movable hydrogen diffusible hydrogen cylindrical roller thrust bearing roller bearings roller contact fatigue

GIFT密码算法的二阶门限实现及其安全性评估被引量：2: 《计算机应用研究》2020年第8期2455-2459,共5页蒋宏然韦永壮史佳利刘争红; 国家自然科学基金资助项目(61572148,61872103);广西重点研发计划资助项目(2018AB16001);桂林电子科技大学研究生教育创新计划资助项目(2018YJCX45);广西研究生教育创新计划资助项目(YCBZ2018051);桂林电子科技大学研究生优秀学位论文培育资助项目(16YJPYSS12)。; 目前已知GIFT算法的防护方案仅能抗一阶功耗攻击。为了使该算法能抵御高阶功耗攻击,利用GIFT算法的数学结构,结合门限实现方法,构造了GIFT算法的二阶门限实现方案;针对非线性部件S盒的数学特征,分别构建(3,9),(6,7)以及(5,10)等二阶门...; 关键词：GIFT算法功耗攻击门限实现芯片面积 T-TEST

People’s Acceptance of Vernacular Houses--Transformed Dwellings of Ghantasala, Andhra Pradesh: 《Journal of World Architecture》2020年第1期9-24,共16页Venkata Krishna Kumar Sadhu Srikonda Ramesh; Dwellings are usually constructed by people as per their respective needs,with the use of traditional skills.The architectural built form,layout,building materials,and local construction practices vary from one region...; 关键词：VERNACULAR houses Transformation t-test Degree of ATTACHMENT ACCEPTANCE model CONSERVATION

T-TEST