{"id":8380,"date":"2022-07-19T16:26:29","date_gmt":"2022-07-19T21:26:29","guid":{"rendered":"https:\/\/sitios.udla.edu.ec\/econometria\/?p=8380"},"modified":"2022-07-21T13:31:52","modified_gmt":"2022-07-21T18:31:52","slug":"euclidean-likelihood-for-spatio-temporal-covariance-models","status":"publish","type":"post","link":"https:\/\/sitios.udla.edu.ec\/econometria\/euclidean-likelihood-for-spatio-temporal-covariance-models\/","title":{"rendered":"Blockwise Euclidean likelihood for spatio-temporal covariance models"},"content":{"rendered":"\n<p>A spatio-temporal blockwise Euclidean likelihood method for the estimation of\u00a0covariance models\u00a0when dealing with large spatio-temporal Gaussian data is proposed. The method uses moment conditions coming from the score of the pairwise composite likelihood. The blockwise approach guarantees considerable computational improvements over the standard pairwise composite likelihood method. In order to further speed up computation, a general purpose graphics processing unit implementation using OpenCL is implemented. The\u00a0asymptotic properties\u00a0of the proposed estimator are derived and the finite sample\u00a0properties\u00a0of this methodology by means of a simulation study highlighting the computational gains of the OpenCL graphics processing unit implementation. Finally, there is an application of the estimation method to a wind component data set.<\/p>\n","protected":false},"excerpt":{"rendered":"A spatio-temporal blockwise Euclidean likelihood method for the estimation of\u00a0covariance models\u00a0when dealing with large spatio-temporal Gaussian data is proposed. The&#8230;","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[85],"tags":[],"class_list":["post-8380","post","type-post","status-publish","format-standard","hentry","category-articulo"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Blockwise Euclidean likelihood for spatio-temporal covariance models - Econometr\u00eda<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sitios.udla.edu.ec\/econometria\/euclidean-likelihood-for-spatio-temporal-covariance-models\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Blockwise Euclidean likelihood for spatio-temporal covariance models - Econometr\u00eda\" \/>\n<meta property=\"og:description\" content=\"A spatio-temporal blockwise Euclidean likelihood method for the estimation of\u00a0covariance models\u00a0when dealing with large spatio-temporal Gaussian data is proposed. 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