{"id":90214,"date":"2018-03-10T00:15:37","date_gmt":"2018-03-10T00:15:37","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/factores-que-afectan-a-la-calidad-del-corcho-en-planchas\/"},"modified":"2018-03-10T00:15:37","modified_gmt":"2018-03-10T00:15:37","slug":"factores-que-afectan-a-la-calidad-del-corcho-en-planchas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/factores-que-afectan-a-la-calidad-del-corcho-en-planchas\/","title":{"rendered":"Factores que afectan a la calidad del corcho en planchas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Garc\u00eda De Ceca Valero <\/strong><\/h2>\n<p>Para valorar econ\u00f3micamente el corcho hay que clasificarlo en categor\u00edas teniendo en cuenta de manera simult\u00e1nea dos variables, el calibre (o grosor de la plancha) y la calidad. La calidad se eval\u00faa visulamente de forma subjetiva seg\u00fan el n\u00famero y tipo de defectos que presente (grietas, ataques de insectos, etc.). Esta clasificaci\u00f3n se lleva a cabo por operarios expertos que, tras evaluar visualmente la plancha, determinan la categor\u00eda bas\u00e1ndose en su experiencia y sentido com\u00fan.  las anomal\u00edas o defectos del corcho que alteran su calidad pueden ser debidas a causas gen\u00e9ticas o medioambientales. Hasta la fecha, su caracterizaci\u00f3n ha sido estudiada con m\u00e1s o menos detalle, aunque sin estudiar su efecto concreto sobre la calidad del corcho.  por lo tanto, se plantea estudiar los factores que definen la clasificaci\u00f3n del corcho en categor\u00edas de calibre\/calidad para que su dependencia de apreciaciones subjetivas sea m\u00ednima. En definitiva, se intenta dar un modelo de clasificaci\u00f3n mediante la definici\u00f3n de categor\u00edas en funci\u00f3n de los defectos presentes. Para ello primero se define un procedimiento de evaluaci\u00f3n visual de anomal\u00edas. En segundo llugar, se aplican t\u00e9cnicas estad\u00edsticas cl\u00e1sicas (regresi\u00f3n policot\u00f3mica) y alternativas (redes neuronales) para el desarrollo de los modelos buscados. En tercer lugar, se comparan ambos sistemas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Factores que afectan a la calidad del corcho en planchas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Factores que afectan a la calidad del corcho en planchas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Garc\u00eda De Ceca Valero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/05\/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> Gonz\u00e1lez Adrados Jos\u00e9 Ram\u00f3n<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: eduardo Tolosana esteban <\/li>\n<li> Gonz\u00e1lez and\u00fajar Jos\u00e9 Luis (vocal)<\/li>\n<li>Juan  ignacio Fernandez-golfin seco (vocal)<\/li>\n<li>helena Nunes pereira (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Garc\u00eda De Ceca Valero Para valorar econ\u00f3micamente el corcho hay que clasificarlo en categor\u00edas teniendo [&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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