{"id":133442,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/metodologia-de-diseno-de-filtros-de-imagen-discretos-tipo-unsharp-masking-aplicacion-a-mamografia\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"metodologia-de-diseno-de-filtros-de-imagen-discretos-tipo-unsharp-masking-aplicacion-a-mamografia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/metodologia-de-diseno-de-filtros-de-imagen-discretos-tipo-unsharp-masking-aplicacion-a-mamografia\/","title":{"rendered":"Metodolog\u00eda de dise\u00f1o de filtros de imagen discretos tipo unsharp masking. aplicacion a mamografia."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Eva Cernadas Garcia <\/strong><\/h2>\n<p>En una imagen, los bordes establecen una linea divisoria ente los objetos que nos permite identificar la forma de los mismos. En este trabajo se han abordado en profundidad el estudio de los filtros digitales lineales (filtro unsharp masking de promedio y gausiano) basados en la tecnica unsharp masking. Hasta ahora sus parametros habian sido obtenidos mediante metodos de ensayo y\/o error, y, en algunos casos, validados mediante estudios roc.  en este trabajo se ha ideado una metodolog\u00eda casi-objetiva para la obtencion de los parametros de los filtros mediante un estudio de la mtf de los filtros, la dft de la imagen a procesar y un conocimiento a priori de las caracteristicas de la imagen que se deseen realzar.  se ha aplicado en imagenes de alta calidad de caras humanas y a mamografias con y sin microcalcificaciones con el fin de mejorar la apariencia visual y el diagnostico clinico de los mamogramas, respectivamente.  sin embargo, las tecnicas propuestas son facilmente adaptables a otras aplicaciones y pudiese utilizarse como tecnica de pre-procesamiento y post-procesamiento que incremente la efectividad de otras tecnicas de alto nivel (segmenttacion, clasificacion, etc)<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Metodolog\u00eda de dise\u00f1o de filtros de imagen discretos tipo unsharp masking. aplicacion a mamografia.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Metodolog\u00eda de dise\u00f1o de filtros de imagen discretos tipo unsharp masking. aplicacion a mamografia. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Eva Cernadas Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1997<\/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  Jose Vidal Carreira<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Buenaventura Clares <\/li>\n<li>Michael J. B. Duff (vocal)<\/li>\n<li>Antonio Lloris Ruiz (vocal)<\/li>\n<li>Juan Arias Rodriguez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Eva Cernadas Garcia En una imagen, los bordes establecen una linea divisoria ente los objetos que nos [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[155,9,346,199,1525,977],"tags":[25156,89942,57449,32616,3057,247426],"class_list":["post-133442","post","type-post","status-publish","format-standard","hentry","category-ciencias-clinicas","category-ciencias-medicas","category-diagnostico-por-imagen","category-fisica","category-optica","category-santiago-de-compostela","tag-antonio-lloris-ruiz","tag-buenaventura-clares","tag-eva-cernadas-garcia","tag-juan-arias-rodriguez","tag-juan-jose-vidal-carreira","tag-michael-j-b-duff"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/133442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=133442"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/133442\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=133442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=133442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=133442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}