云南高校图书馆联盟文献共享服务平台- POLYA

POLYA: 作品数：103被引量：103H指数：5; 导出分析报告; 相关领域：生物学农业科学更多>>; 相关作者：杨光沈倍奋范明邵宁生李洁更多>>; 相关机构：南京大学北京大学河北医科大学学研究院更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家社会科学基金广东省自然科学基金国家重点基础研究发展计划更多>>

广义治愈率模型的贝叶斯推断: 《应用数学》2024年第3期636-646,共11页杨陈慧廖雪丽夏业茂; 国家自然科学基金(114761);江苏省研究生科研与实践创新计划项目(SJCX22−0310)。; 广义治愈率模型是将治愈率模型推广到含有潜在变量.潜变量的引入增加了模型的复杂度.本文给出其一个分层表示,通过引入Polya-Gamma变量和广义生存时间,将比例治愈率模型置于分层框架内.分层形式提供了计算上的便利.我们在贝叶斯框架内...; 关键词：广义治愈率模型 Polya-Gamma表示 MCMC抽样

基于半参数分层贝叶斯建模与优化: 《系统工程与电子技术》2023年第5期1580-1588,共9页陈晓英汪建均杨世娟; 国家自然科学基金重点项目(71931006);国家自然科学基金面上项目(72171118,71771121)资助课题。; 针对响应服从非正态分布和模型不确定性的稳健参数设计问题,在Polya树混合建模的框架下,构建了一种半参数分层贝叶斯响应曲面模型,并在此基础上实现了稳健参数设计。首先,建立贝叶斯半参数模型,并获得模型各参数的后验分布;其次,运用马...; 关键词：非正态分布稳健参数设计 Polya树混合马尔可夫链蒙特卡罗算法质量损失函数

Nanoparticle-induced drag reduction for polyacrylamide in turbulent flow with high Reynolds numbers: 《Chinese Journal of Chemical Engineering》2023年第4期290-298,共9页Xiaoping Li Jiaxin Pan Jinwen Shi Yanlin Chai Songwei Hu Qiaorong Han Yanming Zhang Xianwen Li Dengwei Jing; the financial supports of the National Natural Science Foundation of China (51961130386);the National Science Fund for Distinguished Young Scholars (52025061);supported by the China Fundamental Research Funds for the Central Universities。; Although having been increasingly studied, there is still controversy as to when the addition of nanoparticles could improve the drag reduction performance of polymer drag reducer and particularly what is the underlyi...; 关键词：Drag reduction SiO_(2)nanoparticle Cationic polymer Brownian motion

函数型累积Logistic回归模型研究与应用被引量：1: 《华中师范大学学报（自然科学版）》2023年第2期185-194,共10页罗幼喜邓楠胡超竹李翰芳; 国家自然科学基金青年基金项目(11701161);湖北省教育厅人文社科重点项目(20D043);湖北工业大学博士启动基金项目(BSQD2020103)。; 该文针对响应变量为有序多分类标量数据,协变量为函数型数据构建函数型累积Logistic回归模型,并在贝叶斯分析框架下构造Gibbs抽样算法解决参数估计问题.具体解决流程为:首先,通过潜变量连接有序响应变量与函数协变量间的关系,同时对回...; 关键词：函数型数据主成分分析累积Logistic回归 Polya-Gamma变换 Gibbs抽样算法

Sharp Bound for the Generalized m-Linear n-Dimensional Hardy-Littlewood-Polya Operator: 《Analysis in Theory and Applications》2023年第1期28-41,共14页Qianjun He Mingquan Wei Dunyan Yan; supported by National Natural Science Foundation of China (Grant No.11871452);Beijing Information Science and Technology University Foundation (Grant No.2025031);Natural Science Foundation of Henan Province (Grant No.202300410338);the Nanhu Scholar Program for Young Scholars of Xinyang Normal University.; In this paper,we calculate the sharp bound for the generalized m-linear n-dimensional Hardy-Littlewood-Polya operator on power weighted central and non-central homogeneous Morrey spaces.As an application,the sharp bou...; 关键词：Sharp bound n-dimensional Hardy-Littlewood-Polya operator power weight Morrey space Hausdorff operator

A Survey on Methods for Predicting Polyadenylation Sites from DNA Sequences,Bulk RNA-seq,and Single-cell RNA-seq被引量：1: 《Genomics, Proteomics & Bioinformatics》2023年第1期67-83,共17页Wenbin Ye Qiwei Lian Congting Ye Xiaohui Wu; This work was supported by the National Natural Science Foundation of China(Grant No.61871463 to XW);the Natural Science Foundation of Fujian Province of China(Grant No.2020J01047 to CY).; Alternative polyadenylation(APA)plays important roles in modulating mRNA stability,translation,and subcellular localization,and contributes extensively to shaping eukaryotic transcriptome complexity and proteome diver...; 关键词：POLYADENYLATION Predictive modeling RNA-SEQ scRNA-seq Machine learning

Bayesian penalized model for classification and selection of functional predictors using longitudinal MRI data from ADNI: 《Statistical Theory and Related Fields》2022年第4期327-343,共17页Asish Banik Taps Maiti Andrew Bender; This work was supported by Directorate for Mathematical and Physical Sciences[1924724].; The main goal of this paper is to employ longitudinal trajectories in a significant number of sub-regional brain volumetric MRI data as statistical predictors for Alzheimer's disease(AD)clas-sification.We use logistic...; 关键词：Alzheimer's disease basis spline Polya-gamma augmentation Bayesian group lss spike and-slab prior Gibbs sampler:volumetric MRI ADNI

Dirichlet process and its developments: a survey: 《Frontiers of Mathematics in China》2022年第1期79-115,共37页Yemao XIA Yingan LIU Jianwei GOU; supported in part by the National Natural Science Foundation of China(Grant No.11471161);the Technological Innovation Item in Jiangsu Province(No.BK2008156).; The core of the nonparametric/semiparametric Bayesian analysis is to relax the particular parametric assumptions on the distributions of interest to be unknown and random,and assign them a prior.Selecting a suitable p...; 关键词：Nonparametric Bayes Dirichlet process Polya urn prediction Sethuraman representation stick-breaking procedure Chinese restaurant rule mixture of Dirichlet process dependence Dirichlet process Markov Chains Monte Carlo blocked Gibbs sampler latent variable models

函数型Logistic回归模型研究与应用被引量：4: 《湖北工业大学学报》2022年第1期115-120,共6页邓楠罗幼喜; 国家社科基金项目(17BJY210)。; 作为一种新型高维数据,函数型数据重在研究数据的内在本质而不是外在结构,通过非参数方法将数据拟合为函数型数据以捕捉更多信息。针对响应变量为二分类情形,建立贝叶斯框架下的函数型Logistic回归模型,引入适当的先验信息并利用MCMC算...; 关键词：函数型数据主成分分析 LOGISTIC回归 polya-gamma

Arab/c/opste N^(6)-methyladenosine reader CPSF30-L recognizes FUE signals to control polyadenylation site choice in liquid-like nuclear bodies被引量：22: 《Molecular Plant》2021年第4期571-587,共17页Peizhe Song Junbo Yang Chunling Wang Qiang Lu Linqing Shi Subiding Tayier Guifang Jia; This work was supported by the National Natural Science Foundation of China(nos.21822702,21820102008,92053109,and 21432002);the National Basic Research Program of China(2017YFA0505201 and 2019YFA0802201).; The biological functions of the epitranscriptomic modification N^(6)-methyladenosine(m^(6)A)in plants are not fully understood.CPSF30-L is a predominant isoform of the polyadenylation factor CPSF30 and consists of CPS...; 关键词：epitranscriptomics N^(6)-methyladenosine(m^(6)A) m^(6)A reader CPSF30-L phase separation alternative polyadenylation(APA)

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