Bandwidth Selection for Large Covariance and Precision Matrices

IF 1.5 3区 数学 Q2 STATISTICS & PROBABILITY Statistica Sinica Pub Date : 2023-01-01 DOI:10.5705/ss.202022.0337
Xuehu Zhu, Jian Guo, Xu Guo, Lixing Zhu, Jiasen Zheng
{"title":"Bandwidth Selection for Large Covariance and Precision Matrices","authors":"Xuehu Zhu, Jian Guo, Xu Guo, Lixing Zhu, Jiasen Zheng","doi":"10.5705/ss.202022.0337","DOIUrl":null,"url":null,"abstract":"BANDWIDTH SELECTION FOR LARGE COVARIANCE AND PRECISION MATRICES Xuehu Zhu, Jian Guo, Xu Guo, Lixing Zhu∗3,4 and Jiasen Zheng 1 School of Mathematics and Statistics, Xi’an Jiaotong University, Xi’an, China Academy of Mathematics and Systems Science, Chinese Academy of Sciences 3 Center for Statistics and Data Science, Beijing Normal University, Zhuhai, China Department of Mathematics, Hong Kong Baptist University, Hong Kong Center for Statistical Science, Tsinghua University, Beijing, China","PeriodicalId":49478,"journal":{"name":"Statistica Sinica","volume":"1 1","pages":""},"PeriodicalIF":1.5000,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Statistica Sinica","FirstCategoryId":"100","ListUrlMain":"https://doi.org/10.5705/ss.202022.0337","RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q2","JCRName":"STATISTICS & PROBABILITY","Score":null,"Total":0}
引用次数: 1

Abstract

BANDWIDTH SELECTION FOR LARGE COVARIANCE AND PRECISION MATRICES Xuehu Zhu, Jian Guo, Xu Guo, Lixing Zhu∗3,4 and Jiasen Zheng 1 School of Mathematics and Statistics, Xi’an Jiaotong University, Xi’an, China Academy of Mathematics and Systems Science, Chinese Academy of Sciences 3 Center for Statistics and Data Science, Beijing Normal University, Zhuhai, China Department of Mathematics, Hong Kong Baptist University, Hong Kong Center for Statistical Science, Tsinghua University, Beijing, China
查看原文
分享 分享
微信好友 朋友圈 QQ好友 复制链接
本刊更多论文
大协方差和精度矩阵的带宽选择
对于具有带结构的大协方差矩阵和相应的精度矩阵,本文提出了一种识别带宽的准则。该方法基于在真带宽处不连续的目标函数,呈现出“谷-崖”模式,从而使该位置的识别可视化,易于实现。给出了用该估计带宽估计的协方差矩阵和精度矩阵的估计一致性和估计误差界。数值研究证明了该方法的有限样本有效性,并用实际数据的有效性分析进行了说明。通讯作者(L. Zhu)。邮箱:zhuxuehu@xjtu.edu.cn(朱旭)、guojian191@mails.ucas.ac.cn(郭杰)、xustat12@bnu.edu.cn(郭旭)、lzhu@hkbu.edu.hk(朱磊)、jiasen zheng@mail.tsinghua.edu.cn(郑杰)。1 .《中国统计》:新录用论文(接受作者版本,需英文编辑)
本文章由计算机程序翻译,如有差异,请以英文原文为准。
求助全文
约1分钟内获得全文 去求助
来源期刊
Statistica Sinica
Statistica Sinica 数学-统计学与概率论
CiteScore
2.10
自引率
0.00%
发文量
82
审稿时长
10.5 months
期刊介绍: Statistica Sinica aims to meet the needs of statisticians in a rapidly changing world. It provides a forum for the publication of innovative work of high quality in all areas of statistics, including theory, methodology and applications. The journal encourages the development and principled use of statistical methodology that is relevant for society, science and technology.
期刊最新文献
Multi-response Regression for Block-missing Multi-modal Data without Imputation. On the Efficiency of Composite Likelihood Estimation for Gaussian Spatial Processes Adaptive Randomization via Mahalanobis Distance Unbiased Boosting Estimation for Censored Survival Data Parsimonious Tensor Discriminant Analysis
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
0
微信
客服QQ
Book学术公众号 扫码关注我们
反馈
×
意见反馈
请填写您的意见或建议
请填写您的手机或邮箱
已复制链接
已复制链接
快去分享给好友吧!
我知道了
×
扫码分享
扫码分享
Book学术官方微信
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术
文献互助 智能选刊 最新文献 互助须知 联系我们:info@booksci.cn
Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。
Copyright © 2023 Book学术 All rights reserved.
ghs 京公网安备 11010802042870号 京ICP备2023020795号-1