{"id":31299,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/analisis-de-opiniones-diagnosticas-sin-patron-de-referencia-aplicacion-a-la-validacion-de-sistemas-expertos-medicos\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"analisis-de-opiniones-diagnosticas-sin-patron-de-referencia-aplicacion-a-la-validacion-de-sistemas-expertos-medicos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/analisis-de-opiniones-diagnosticas-sin-patron-de-referencia-aplicacion-a-la-validacion-de-sistemas-expertos-medicos\/","title":{"rendered":"Analisis de opiniones diagnosticas sin patron de referencia. aplicacion a la validacion de sistemas expertos medicos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Montserrat Mart\u00edn Baranera <\/strong><\/h2>\n<p>El objetivo general es el de desarrollar una metodolog\u00eda de validacion de opiniones diagnosticas en un contexto carente de patron de referencia, y aplicarla a la validacion de sistemas expertos de ayuda al diagnostico medico.Para ello se comparan, en las correspondientes muestras de pacientes, las opiniones diagnosticas proporcionadas por los respectivos sistemas expertos y las propuestas por diferentes especialistas medicos.  dicha comparacion se lleva a cabo mediante el calculo de diversas medidas de distancia y de concordancia entre los vectores de posibilidades propuestos por cada sistema experto y los expertos medicos. Un analisis de conglomerados aplicado posteriormente a estas medidas de distancia y concordancia permite clasificar al sistema experto entre los expertos clinicos, obteniendo una evaluacion relativa de su habilidad diagnostica. Para expresar objetiva y cuantitativamente los resultados, se introduce un punto de referencia externo mediante la generacion informatica de expertos que diagnostican con distintos niveles de aleatoriedad. Se define el indice de proximidad relativa de cada experto al azar (ipr) y, mediante \u00abbootstrap\u00bb, se construyen los correspondientes intervalos de confianza.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Analisis de opiniones diagnosticas sin patron de referencia. aplicacion a la validacion de sistemas expertos medicos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Analisis de opiniones diagnosticas sin patron de referencia. aplicacion a la validacion de sistemas expertos medicos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Montserrat Mart\u00edn Baranera <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/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>Ferran Sanz Carreras<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Del Pozo Guerrero <\/li>\n<li>Joan Sentis  Vilalta (vocal)<\/li>\n<li>Josep Mar\u00eda Anto Boque (vocal)<\/li>\n<li>Pere Caminal Magrans (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Montserrat Mart\u00edn Baranera El objetivo general es el de desarrollar una metodolog\u00eda de validacion de opiniones diagnosticas [&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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