{"id":95038,"date":"2009-09-07T00:00:00","date_gmt":"2009-09-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/contribuciones-al-problema-del-analisis-de-conglomerados\/"},"modified":"2009-09-07T00:00:00","modified_gmt":"2009-09-07T00:00:00","slug":"contribuciones-al-problema-del-analisis-de-conglomerados","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/analisis-multivariante\/contribuciones-al-problema-del-analisis-de-conglomerados\/","title":{"rendered":"Contribuciones al problema del an\u00e1lisis de conglomerados"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Julia Viladomat Comerma <\/strong><\/h2>\n<p>Esta tesis presenta varios enfoques para abordar el problema del an\u00e1lisis de conglomerados basados en las siguientes ideas: el uso de una matriz de kurtosis para encontrar subespacios de inter\u00e9s donde identificar los grupos, la sustituci\u00f3n iterativa de las observaciones por el resultado de aplicarles agregaciones locales, usando la media y mediana, con el fin de mejorar la estructura de grupos de los datos, y la combinaci\u00f3n de ideas del an\u00e1lisis local, con direcciones recortadas, y kurtosis, para identificar estructuras no lineales. En el caso de la matriz de kurtosis, se demuestra que ante una muestra heterog\u00e9nea de distribuciones el\u00edpticas, un subconjunto de vectores propios de la matriz coincide con el espacio discriminante de fisher. Por otra parte, el algoritmo propuesto basado en medianas locales ha sido estudiado desde el punto de vista te\u00f3rico y, en el caso univariante, se proporcionan resultados sobre convergencia de las  observaciones a los puntos fijos, que son los puntos que identifican las modas de cada una de las poblaciones de la distribuci\u00f3n heterog\u00e9nea.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Contribuciones al problema del an\u00e1lisis de conglomerados<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Contribuciones al problema del an\u00e1lisis de conglomerados <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Julia Viladomat Comerma <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Carlos III de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 09\/07\/2009<\/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>Daniel Pe\u00f1a S\u00e1nchez De Rivera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: carles m. Cuadras avellan <\/li>\n<li>Jes\u00fas Juan  ruiz (vocal)<\/li>\n<li>Ana Justel (vocal)<\/li>\n<li>Juan Romo urroz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Julia Viladomat Comerma Esta tesis presenta varios enfoques para abordar el problema del an\u00e1lisis de conglomerados basados [&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":[3148,18550],"tags":[195675,195674,14614,46187,2770,195673],"class_list":["post-95038","post","type-post","status-publish","format-standard","hentry","category-analisis-multivariante","category-carlos-iii-de-madrid","tag-ana-justel","tag-carles-m-cuadras-avellan","tag-daniel-pena-sanchez-de-rivera","tag-jesus-juan-ruiz","tag-juan-romo-urroz","tag-julia-viladomat-comerma"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/95038","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=95038"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/95038\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=95038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=95038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=95038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}