{"id":101646,"date":"2018-03-11T10:23:33","date_gmt":"2018-03-11T10:23:33","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/diseno-de-un-a%c2%adndice-de-calidad-de-bloque-de-pizarra-ornamental-basado-en-tecnicas-estada%c2%adsticas-y-de-machine-learning\/"},"modified":"2018-03-11T10:23:33","modified_gmt":"2018-03-11T10:23:33","slug":"diseno-de-un-a%c2%adndice-de-calidad-de-bloque-de-pizarra-ornamental-basado-en-tecnicas-estada%c2%adsticas-y-de-machine-learning","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/tecnicas-de-prediccion-estadistica\/diseno-de-un-a%c2%adndice-de-calidad-de-bloque-de-pizarra-ornamental-basado-en-tecnicas-estada%c2%adsticas-y-de-machine-learning\/","title":{"rendered":"Dise\u00f1o de un \u00edndice de calidad de bloque de pizarra ornamental basado en t\u00e9cnicas estad\u00edsticas y de machine learning"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda Ara\u00fajo Fern\u00e1ndez <\/strong><\/h2>\n<p>Debido a la inexistencia de un \u00edndice de calidad est\u00e1ndar para bloques de pizarra ornamental, se utilizan de manera indiscriminada e incuestionada m\u00e9todos cl\u00e1sicos de clasificaci\u00f3n (rmr de bieniawski y q de barton), definidos originalmente para identificar y solventar problemas de estabilidad en excavaciones subterr\u00e1neas.  por otra parte, los m\u00e9todos cl\u00e1sicos utilizan f\u00f3rmulas param\u00e9tricas preestablecidas que no necesariamente tienen que coincidir con los criterios de los expertos en calidad y, de hecho, el grado de ajuste entre ambos puntos de vista nunca se ha evaluado.  en este trabajo se propone un \u00edndice de calidad de bloque de pizarra ornamental construido mediante la aplicaci\u00f3n de t\u00e9cnicas de machine learning a la modelizaci\u00f3n del proceso de asignaci\u00f3n de calidad seguido por el experto. El m\u00e9todo propuesto se compara con uno de los m\u00e9todos cl\u00e1sicos utilizando datos reales, y sus resultados mejoran ampliamente los producidos por \u00e9ste.  asimismo, debido a que la testificaci\u00f3n de sondeos de pizarra se realiza tradicionalmente de forma manual por un experto cualificado, se ha simulado su criterio mediante la implementaci\u00f3n de t\u00e9cnicas de machine learning, construy\u00e9ndose as\u00ed un \u00edndice de calidad de testigo de pizarra basado en el aprendizaje autom\u00e1tico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Dise\u00f1o de un \u00edndice de calidad de bloque de pizarra ornamental basado en t\u00e9cnicas estad\u00edsticas y de machine learning<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Dise\u00f1o de un \u00edndice de calidad de bloque de pizarra ornamental basado en t\u00e9cnicas estad\u00edsticas y de machine learning <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda Ara\u00fajo Fern\u00e1ndez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 14\/06\/2010<\/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>Jos\u00e9 Mar\u00eda Mat\u00edas Fern\u00e1ndez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Fernando m Garcia bastante <\/li>\n<li>Emilio Trigueros tornero (vocal)<\/li>\n<li>roberto Martinez-alegria lopez (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Ara\u00fajo Fern\u00e1ndez Debido a la inexistencia de un \u00edndice de calidad est\u00e1ndar para bloques de pizarra [&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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