{"id":20561,"date":"2018-03-09T09:09:56","date_gmt":"2018-03-09T09:09:56","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/representacion-y-visualizacion-de-datos-volumetricos\/"},"modified":"2018-03-09T09:09:56","modified_gmt":"2018-03-09T09:09:56","slug":"representacion-y-visualizacion-de-datos-volumetricos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/representacion-y-visualizacion-de-datos-volumetricos\/","title":{"rendered":"Representaci\u00f3n y visualizaci\u00f3n de datos volum\u00e9tricos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Francisco Velasco Anguita <\/strong><\/h2>\n<p>En la tesis se abordan los temas de inform\u00e1tica gr\u00e1fica relacionas con la representaci\u00f3n y manipulaci\u00f3n de vol\u00famenes con la ayuda de un ordenador. en ese sentido, se estructura en 5 cap\u00edtulos principales:  1,- en un primer cap\u00edtulo se realiza una revisi\u00f3n del estado del arte en modelado de vol\u00famenes que sit\u00faa al lector en el contexto de los temas que se tratan en el resto de la memoria.  2,- en el segundo cap\u00edtulo se realiza una formalizaci\u00f3n de las entidades modelo matem\u00e1tico de volumen y dominio de propiedad. Que permiten realizar un estudio y an\u00e1lisis de los modelos de vol\u00famenes desde un punto de vista matem\u00e1tico.  3,- se contin\u00faa proponiendo un esquema de representaci\u00f3n de vol\u00famenes denominado octree de celdas que se basa en la subdivisi\u00f3n jer\u00e1rquica del espacio. Mediante dicho esquema se tiene una representaci\u00f3n del volumen mediante una rejilla multirresoluci\u00f3n. Se muestran resultados obtenidos a partir de vol\u00famenes reales, compar\u00e1ndose con otros esquemas de representaci\u00f3n y realizando un an\u00e1lisis del error cometido.  4,- se presenta un algoritmo de transmisi\u00f3n progresiva de vol\u00famenes a trav\u00e9s de la red usando el esquema de representaci\u00f3n octree de celdas mostr\u00e1ndose datos acerca la calidad del modelo recibido por cada nivel.  5,- por \u00faltimo, se presenta un m\u00e9todo de visualizaci\u00f3n de vol\u00famenes basado en t\u00e9cnicas de extracci\u00f3n de isosuperficie denominado procesamiento de aristas. Dicho m\u00e9todo, en contraposici\u00f3n a los m\u00e9todos acutales que se basan en el procesamiento de celdas, se presenta m\u00e1s simple y robusto, en tanto en cuanto la entidad arista es m\u00e1s simple que la entidad celda. present\u00e1ndose menos casos distintos en el proceso, no teniendo ambig\u00ed\u00bcedades a resolver y obteniendo la isosuperficie sin rupturas. Se muestran resultados obtenidos al aplicar el m\u00e9todo a vol\u00famenes reales y se presenta una comparaci\u00f3n con el m\u00e9todo similar existente denominado marchin cubes.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Representaci\u00f3n y visualizaci\u00f3n de datos volum\u00e9tricos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Representaci\u00f3n y visualizaci\u00f3n de datos volum\u00e9tricos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Francisco Velasco Anguita <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 13\/12\/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>Juan  Carlos Torres Cantero<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pere Brunet crosa <\/li>\n<li>clausio Montani (vocal)<\/li>\n<li>Mar\u00eda  isabel Navazo alvaro (vocal)<\/li>\n<li>adriano Lopes martins (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Francisco Velasco Anguita En la tesis se abordan los temas de inform\u00e1tica gr\u00e1fica relacionas con la representaci\u00f3n [&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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