{"id":53415,"date":"2018-03-09T22:41:04","date_gmt":"2018-03-09T22:41:04","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/computacion-de-altas-prestaciones-en-microscopa%c2%ada-electronica-tridimensional-de-alta-resolucion\/"},"modified":"2018-03-09T22:41:04","modified_gmt":"2018-03-09T22:41:04","slug":"computacion-de-altas-prestaciones-en-microscopa%c2%ada-electronica-tridimensional-de-alta-resolucion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/arquitectura-de-ordenadores\/computacion-de-altas-prestaciones-en-microscopa%c2%ada-electronica-tridimensional-de-alta-resolucion\/","title":{"rendered":"Computaci\u00f3n de altas prestaciones en microscop\u00edaelectr\u00f3nica tridimensional de alta resoluci\u00f3n."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Roman Bilbao Castro <\/strong><\/h2>\n<p>La microscop\u00eda electr\u00f3nica tridimensional (me3d) aplica una serie de algoritmos computacionales para obtener reconstrucciones 3d de espec\u00edmenes microsc\u00f3picos a partir de im\u00e1genes de proyecci\u00f3n bidimensionales del mismo. Algunos de estos algoritmos (algoritmos iterativos) proporcionan mejor calidad que los algoritmos m\u00e1s ampliamente utilizados (algoritmo de retroproyecci\u00f3n filtrada \u00f3 wbp). Sin embargo, los requerimientos computacionales son muy elevados en el primer caso. Adem\u00e1s, la correcta selecci\u00f3n de una serie de par\u00e1metros es vital para obtener la mejor calidad posible. Ambos impedimentos (tiempo de computaci\u00f3n y optimizaci\u00f3n de par\u00e1metros) son abordados en esta tesis. Por un lado, se proponen una serie de algoritmos iterativos paralelos y se eval\u00faan tanto su comportamiento computacional como la calidad que proporcionan. El tema de la optimizaci\u00f3n de par\u00e1metros es abordado mediante el uso de un algoritmo de optimizaci\u00f3n global (dcrs). Sin embargo el proceso de optimizaci\u00f3n lleva asociada una gran carga computacional. Por ello, se propone el grid y m\u00e1s concretamente el grid egee (enabling grids for e-science) como plataforma computacional adecuada para realizar dichos c\u00e1lculos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Computaci\u00f3n de altas prestaciones en microscop\u00edaelectr\u00f3nica tridimensional de alta resoluci\u00f3n.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Computaci\u00f3n de altas prestaciones en microscop\u00edaelectr\u00f3nica tridimensional de alta resoluci\u00f3n. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Roman Bilbao Castro <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Almer\u00eda<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/06\/2006<\/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>Jos\u00e9 Jes\u00fas Fern\u00e1ndez Rodr\u00edguez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Tirado fern\u00e1ndez <\/li>\n<li>vicente Hernandez garcia (vocal)<\/li>\n<li>Emilio Lopez zapata (vocal)<\/li>\n<li>Ana Mar\u00eda Ripoll aracil (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Roman Bilbao Castro La microscop\u00eda electr\u00f3nica tridimensional (me3d) aplica una serie de algoritmos computacionales para obtener [&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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