{"id":89529,"date":"2018-03-10T00:14:41","date_gmt":"2018-03-10T00:14:41","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/idea-modelado-conceptual-de-informacion-multidimensional\/"},"modified":"2018-03-10T00:14:41","modified_gmt":"2018-03-10T00:14:41","slug":"idea-modelado-conceptual-de-informacion-multidimensional","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/idea-modelado-conceptual-de-informacion-multidimensional\/","title":{"rendered":"Idea: modelado conceptual de informaci\u00f3n multidimensional"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  S\u00e1nchez De Miguel Adolfo <\/strong><\/h2>\n<p>En los \u00faltimos tiempos los almacenes de datos y la tecnolog\u00eda on-line analysis processing (olap) se han convertido en temas de inter\u00e9s en el \u00e1rea de las tecnolog\u00edas de la informaci\u00f3n. Aspectos concretos como el modelado conceptual, la transformaci\u00f3n de esquemas de sistemas operacionales, el dise\u00f1o f\u00edsico, etc., Se han tratado ampliamente. En esta tesis presentamos un modelo conceptual multidimensional llamado idea (integraci\u00f3n de datos: elementales-agregados). el modelo entidad-interrelaci\u00f3n extendido se utiliza para representar el metamodelo de idea. Idea es adem\u00e1s la base para una metdolog\u00eda de desarrollo de almacenes de datos y del sistema idea-dwcase que la soporta.  en la actualidad, el dise\u00f1o de bases de datos multidimensionales se realiza habitualmente de forma artesanal. Los datos elementales (microdatos) almacenados en sistemas de gesti\u00f3n de datos transaccionales se transforman en datos agregados (macrodatos) en almacenes de datos corporativos de departamentales con el fin de ser analizados con la ayuda de heramientas olap y sin ning\u00fan enfoque metodol\u00f3gico lo que lleva asociado una serie de limitaciones:  * escasa o nula intervenci\u00f3n de los estrategas en el proceso de desarrollo del sistema.  * caracter\u00edsticas de calidad del producto final como flexibilidad, extensibilidad o eficiencias, entre otras, no se pueden garantizar por la ausencia de una metodolog\u00eda.  * en muchos casos, no existe un modelo conceptual multidimensional en el desarrollo del almac\u00e9n de datos. Por ello todo proyecto est\u00e1 basado en los productos con los que se desarrolla. Esta es una de las razones fundamentales por las que no existe la posibilidad de definir una metodolog\u00eda universal de desarrollo de almacenes de datos.  la ausencia de est\u00e1ndares de modelado de datos multidimensional ha dado lugar a la utilizaci\u00f3n de distintos enfoques: modelos muy pr\u00f3ximos al modelo relacional, extensiones del modelo e\/r o de modelos de objetos,<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Idea: modelado conceptual de informaci\u00f3n multidimensional<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Idea: modelado conceptual de informaci\u00f3n multidimensional <\/li>\n<li><strong>Autor:<\/strong>\u00a0  S\u00e1nchez De Miguel Adolfo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/03\/2001<\/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>Carmen Costilla Rodr\u00edguez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  Antonio De la puente alfaro <\/li>\n<li>Antonio De amescua seco (vocal)<\/li>\n<li>isidro Ramos salavert (vocal)<\/li>\n<li>paloma Mart\u00ednez fern\u00e1ndez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de S\u00e1nchez De Miguel Adolfo En los \u00faltimos tiempos los almacenes de datos y la tecnolog\u00eda on-line analysis [&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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