{"id":88998,"date":"2018-03-10T00:14:03","date_gmt":"2018-03-10T00:14:03","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sobre-el-problema-de-la-determinacion-del-numero-de-clusters-en-una-poblacion\/"},"modified":"2018-03-10T00:14:03","modified_gmt":"2018-03-10T00:14:03","slug":"sobre-el-problema-de-la-determinacion-del-numero-de-clusters-en-una-poblacion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/sobre-el-problema-de-la-determinacion-del-numero-de-clusters-en-una-poblacion\/","title":{"rendered":"Sobre el problema de la determinacion del numero de clusters en una poblacion"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Jose Prieto  Martinez <\/strong><\/h2>\n<p>El objetivo de esta tesis doctoral se centra en el problema de estimaci\u00f3n del numero de subpoblaciones o clusters de una poblaci\u00f3n dada sin asumir hip\u00f3tesis distribucionales de ning\u00fan tipo, es decir, cuando la poblaci\u00f3n bajo estudio es totalmente desconocida. Las probabilidades de observaci\u00f3n de los distintos clusters son diferentes. La citada situaci\u00f3n es habitual en ciertas \u00e1reas de investigaci\u00f3n. La memoria presenta dos partes diferenciadas. La primera (cap\u00edtulos 1 y 2) intenta prolongar estudios previos (bajo la citada asunci\u00f3n de desconocimiento absoluto de la poblaci\u00f3n). Tales estudios part\u00edan de la hip\u00f3tesis simplificadora de que las probabilidades de observaci\u00f3n de los clusters son iguales. Tal hip\u00f3tesis es muy criticable en todas las situaciones practicas. En la segunda parte se obtienen estimadores basados en desarrollos asint\u00f3ticos de ciertas variables observables. La distribuci\u00f3n limite se emplea como eslab\u00f3n para llevar acabo aproximaciones ad hoc. Los estimadores all\u00ed propuestos son utilizados en el capitulo 5 para adecuar otros estimadores usuales, desarrollados en origen, cuando la poblaci\u00f3n bajo estudio es finita y su tama\u00f1o es conocido. Puesto que en el caso aqu\u00ed tratado este \u00faltimo conocimiento resulta inviable, nuestra propuesta ha consistido en utilizar los resultados de los cap\u00edtulos 3 y 4 para estimar el tama\u00f1o poblacional en una etapa previa a la aplicaci\u00f3n de los mencionados estimadores usuales.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sobre el problema de la determinacion del numero de clusters en una poblacion<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sobre el problema de la determinacion del numero de clusters en una poblacion <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Jose Prieto  Martinez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/02\/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>Teofilo Valdes Sanchez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel Martin diaz <\/li>\n<li>hilario Navarro veguillas (vocal)<\/li>\n<li>albert Prat bart\u00e9s (vocal)<\/li>\n<li>pedro Jos\u00e9 Zufiria zatarain (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Jose Prieto Martinez El objetivo de esta tesis doctoral se centra en el problema de estimaci\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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