{"id":38538,"date":"2018-03-09T09:38:09","date_gmt":"2018-03-09T09:38:09","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/nuevos-modelos-de-prediccion-en-computacion-paralela\/"},"modified":"2018-03-09T09:38:09","modified_gmt":"2018-03-09T09:38:09","slug":"nuevos-modelos-de-prediccion-en-computacion-paralela","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/nuevos-modelos-de-prediccion-en-computacion-paralela\/","title":{"rendered":"Nuevos modelos de prediccion en computacion paralela."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Roda Garcia <\/strong><\/h2>\n<p>En este trabajo se estudian los modelos de computaci\u00f3n paralela m\u00e1s importantes de los \u00faltimos a\u00f1os: el modelo logp, el modelo c3 y el modelo bsp. todos ellos presentan contribuciones importantes pero tambi\u00e9n inconvenientes que los limitan como modelos de car\u00e1cter general. se introducen dos nuevas propuestas: el modelo de patrones y el modelo bsp sin barreras (bspwb). El modelo de patrones ofrece un conjunto emp\u00edrico de conductas de los algoritmos que utilizan funciones de comunicaciones colectivas. Cabe destacar el estudio realizado sobre los patrones inyectivos y los patrones tipo \u00abuno a muchos\u00bb, tanto para multicomputadoras de memoria distribuida como para redes de \u00e1rea local.  el modelo bsp sin barreras es un modelo de computaci\u00f3n as\u00edncrona basado en la utilizaci\u00f3n de librer\u00edas est\u00e1ndar tipo pvm o mpi. Se presenta una metodolog\u00eda para obtener los valores de los par\u00e1metros del modelo bsp. Sin barreras en las librer\u00edas mpi y pvm, y sobre diferentes arquitecturas paralelas y redes de estaciones de trabajo. Esta metodolog\u00eda permite observar el grado de cumplimiento de la hip\u00f3tesis de la h-relaci\u00f3n sobre las diferentes m\u00e1quinas. Las predicciones del modelo bspwb se muestran con ejemplos que hacen uso de diferentes patrones de comunicaciones y diferentes tama\u00f1os de mensajes. En el caso de la paralelizaci\u00f3n de la transformada r\u00e1pida de fourier se utilizan tama\u00f1os grandes de mensajes y el patr\u00f3n de comunicaciones pingpong. Para la ordenaci\u00f3n paralela quicksort, se utiliza el patr\u00f3n exchange. El algoritmo de programaci\u00f3n din\u00e1mica de la asignaci\u00f3n de un \u00fanico recurso utiliza gran cantidad de mensajes de tama\u00f1o peque\u00f1o. Y el algoritmo de ordenaci\u00f3n paralela por muestreo regular utiliza diferentes patrones: onetoall, alltoone, alltoall y diferentes tama\u00f1os de mensajes: grandes y peque\u00f1os. Los resultados computacionales muestran como el bspwb permite predecir las comunicaciones con un margen<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Nuevos modelos de prediccion en computacion paralela.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Nuevos modelos de prediccion en computacion paralela. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Roda Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/07\/1998<\/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>Casiano Rodriguez Leon<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josep D\u00edaz cort <\/li>\n<li>\u00c1lvaro Suarez sarmiento (vocal)<\/li>\n<li>ramon Beinide palacio (vocal)<\/li>\n<li> Moreno perez Jos\u00e9 Andr\u00e9s (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Roda Garcia En este trabajo se estudian los modelos de computaci\u00f3n paralela m\u00e1s importantes de [&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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