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Article: A note on a Marčenko-Pastur type theorem for time series
Title | A note on a Marčenko-Pastur type theorem for time series | ||||
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Authors | |||||
Keywords | High-dimensional sample covariance matrices High-dimensional time series Marčenko-Pastur distributions | ||||
Issue Date | 2012 | ||||
Publisher | Elsevier BV. The Journal's web site is located at http://www.elsevier.com/locate/stapro | ||||
Citation | Statistics And Probability Letters, 2012, v. 82 n. 1, p. 22-28 How to Cite? | ||||
Abstract | In this note we develop an extension of the Marčenko-Pastur theorem to time series model with temporal correlations. The limiting spectral distribution (LSD) of the sample covariance matrix is characterised by an explicit equation for its Stieltjes transform depending on the spectral density of the time series. A numerical algorithm is then given to compute the density functions of these LSD's. © 2011 Elsevier B.V. | ||||
Persistent Identifier | http://hdl.handle.net/10722/143792 | ||||
ISSN | 2023 Impact Factor: 0.9 2023 SCImago Journal Rankings: 0.448 | ||||
ISI Accession Number ID |
Funding Information: The author is grateful to Jack Silverstein for several insightful discussions on the problem studied here, particularly for pointing out to me the numerical method of Section 3. We also thank a referee for important comments on the paper. The research of the author was supported partly by a HKU Start Fund grant. | ||||
References |
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Yao, J | en_HK |
dc.date.accessioned | 2011-12-21T08:55:57Z | - |
dc.date.available | 2011-12-21T08:55:57Z | - |
dc.date.issued | 2012 | en_HK |
dc.identifier.citation | Statistics And Probability Letters, 2012, v. 82 n. 1, p. 22-28 | en_HK |
dc.identifier.issn | 0167-7152 | en_HK |
dc.identifier.uri | http://hdl.handle.net/10722/143792 | - |
dc.description.abstract | In this note we develop an extension of the Marčenko-Pastur theorem to time series model with temporal correlations. The limiting spectral distribution (LSD) of the sample covariance matrix is characterised by an explicit equation for its Stieltjes transform depending on the spectral density of the time series. A numerical algorithm is then given to compute the density functions of these LSD's. © 2011 Elsevier B.V. | en_HK |
dc.language | eng | en_US |
dc.publisher | Elsevier BV. The Journal's web site is located at http://www.elsevier.com/locate/stapro | en_HK |
dc.relation.ispartof | Statistics and Probability Letters | en_HK |
dc.rights | NOTICE: this is the author’s version of a work that was accepted for publication in Statistics & Probability Letters. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Statistics & Probability Letters, 2012, v. 82 n. 1, p. 22-28. DOI: 10.1016/j.spl.2011.08.011 | - |
dc.rights | This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. | - |
dc.subject | High-dimensional sample covariance matrices | en_HK |
dc.subject | High-dimensional time series | en_HK |
dc.subject | Marčenko-Pastur distributions | en_HK |
dc.title | A note on a Marčenko-Pastur type theorem for time series | en_HK |
dc.type | Article | en_HK |
dc.identifier.email | Yao, J: jeffyao@hku.hk | en_HK |
dc.identifier.authority | Yao, J=rp01473 | en_HK |
dc.description.nature | postprint | - |
dc.identifier.doi | 10.1016/j.spl.2011.08.011 | en_HK |
dc.identifier.scopus | eid_2-s2.0-80053555652 | en_HK |
dc.identifier.hkuros | 198155 | en_US |
dc.relation.references | http://www.scopus.com/mlt/select.url?eid=2-s2.0-80053555652&selection=ref&src=s&origin=recordpage | en_HK |
dc.identifier.volume | 82 | en_HK |
dc.identifier.issue | 1 | en_HK |
dc.identifier.spage | 22 | en_HK |
dc.identifier.epage | 28 | en_HK |
dc.identifier.isi | WOS:000298204800004 | - |
dc.publisher.place | Netherlands | en_HK |
dc.identifier.scopusauthorid | Yao, J=7403503451 | en_HK |
dc.identifier.issnl | 0167-7152 | - |