{"id":18482,"date":"2018-03-09T09:07:02","date_gmt":"2018-03-09T09:07:02","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/un-sistema-mediador-para-la-integracion-de-datos-estructurados-y-semi-estructurados\/"},"modified":"2018-03-09T09:07:02","modified_gmt":"2018-03-09T09:07:02","slug":"un-sistema-mediador-para-la-integracion-de-datos-estructurados-y-semi-estructurados","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/un-sistema-mediador-para-la-integracion-de-datos-estructurados-y-semi-estructurados\/","title":{"rendered":"Un sistema mediador para la integraci\u00f3n de datos estructurados y semi-estructurados"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Carlos Alberto Pan Berm\u00fadez <\/strong><\/h2>\n<p>El mundo actual se caracteriza por la abundancia del informaci\u00f3n y por el f\u00e1cil acceso a la misma. Sin embargo esta informaci\u00f3n es dif\u00edcil de manejar adecuadamente, ya que muy a menudo se encuentra dispersa, es heterog\u00e9nea y tiene un nivel de estructuraci\u00f3n bajo. La llamada telara\u00f1a mundial (world wide web) es un perfecto ejemplo de este fen\u00f3meno.  una situaci\u00f3n similar ocurre en los sitemas de informaci\u00f3n de entornos corporal&#8211; medianos-grandes.  los sistemas mediadores proporcionan a sus usuarios una visi\u00f3n unificada sobre fuentes de datos dispersos, heterog\u00e9neos y, posiblemente, d\u00e9bilmente estructurados. En este enfoque, los datos permanecen en las fuentes y el mediador es responsable de proporcionar a sus usuarios la \u00abilusi\u00f3n\u00bb de estar consultando una \u00fanica fuente de datos con un esquema global \u00fanico y coherente.  el objetivo principal de esta tesis doctoral es la construcci\u00f3n de un sistema mediador que re\u00fana todas las caracter\u00edsticas necesarias para su utilizaci\u00f3n en entornos de producci\u00f3n reales.  entre las principales contribuciones de este trabajo se encuentran un algoritmo para calcular las capacidades de &#8212; del esquema global en funci\u00f3n de las de las fuentes y un sistema para la generaci\u00f3n semi autom\u00e1tica de envoltorios (&#8211;) para fuentes web.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Un sistema mediador para la integraci\u00f3n de datos estructurados y semi-estructurados<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Un sistema mediador para la integraci\u00f3n de datos estructurados y semi-estructurados <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Carlos Alberto Pan Berm\u00fadez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 A coru\u00f1a<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 15\/07\/2002<\/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>\u00e1ngel Vi\u00f1a Casti\u00f1eiras<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Carlos Delgado kloos <\/li>\n<li>Juan  Jos\u00e9 Unzilla galan (vocal)<\/li>\n<li>enrique V\u00e1zquez gallo (vocal)<\/li>\n<li> Pousada carballo xos\u00e9 Mar\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carlos Alberto Pan Berm\u00fadez El mundo actual se caracteriza por la abundancia del informaci\u00f3n y por el [&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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