{"id":39378,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/factorizacion-de-cholesky-modificada-de-matrices-dispersas-sobre-multiprocesadores\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"factorizacion-de-cholesky-modificada-de-matrices-dispersas-sobre-multiprocesadores","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/factorizacion-de-cholesky-modificada-de-matrices-dispersas-sobre-multiprocesadores\/","title":{"rendered":"Factorizacion de cholesky modificada de matrices dispersas sobre  multiprocesadores."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda Jos\u00e9 Mart\u00edn Santamar\u00eda <\/strong><\/h2>\n<p>En esta tesis doctoral se establecen estrategias de programaci\u00f3n para obtener altos rendimientos en el procesamiento de c\u00f3digos irregulares sobre arquitecturas multiprocesador, en particular sobre sistemas de memoria distribuida con topolog\u00eda en malla bidimensional y en sistemas de memoria compartida tipo numa. Las estrategias utilizadas se basan en el establecimiento de \u00abschedulings\u00bb que mejoran la localidad de los accesos a memoria y minimizan el n\u00famero de comunicaciones necesarias, el agrupamiento de mensajes, la minimizaci\u00f3n de los tiempos de espera, etc. Se ha elegido el algoritmo de cholesky modificado como caso de estudio sobre el que se han aplicado dichas estrategias. Los resultados obtenidos muestran mejoras significativas sobre los algoritmos paralelos est\u00e1ndar.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Factorizacion de cholesky modificada de matrices dispersas sobre  multiprocesadores.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Factorizacion de cholesky modificada de matrices dispersas sobre  multiprocesadores. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda Jos\u00e9 Mart\u00edn Santamar\u00eda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Francisco Fernandez Rivera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: emilio Lopez zapata <\/li>\n<li>Ana Mar\u00eda Ripoll aracil (vocal)<\/li>\n<li>\u00f3scar Plata gonz\u00e1lez (vocal)<\/li>\n<li>inmaculada Garcia fernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Jos\u00e9 Mart\u00edn Santamar\u00eda En esta tesis doctoral se establecen estrategias de programaci\u00f3n para obtener altos rendimientos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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