{"id":30133,"date":"2018-03-09T09:23:37","date_gmt":"2018-03-09T09:23:37","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-de-menas-mediante-analisis-digital-de-imagen-investigacion-y-diseno-de-un-sistema-experto-aplicable-a-problemas-mineros\/"},"modified":"2018-03-09T09:23:37","modified_gmt":"2018-03-09T09:23:37","slug":"caracterizacion-de-menas-mediante-analisis-digital-de-imagen-investigacion-y-diseno-de-un-sistema-experto-aplicable-a-problemas-mineros","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-madrid\/caracterizacion-de-menas-mediante-analisis-digital-de-imagen-investigacion-y-diseno-de-un-sistema-experto-aplicable-a-problemas-mineros\/","title":{"rendered":"Caracterizacion de menas mediante analisis digital de imagen   investigacion y dise\u00f1o de un sistema experto aplicable a problemas mineros"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Berrezueta Alvarado Edgar Ra\u00fal <\/strong><\/h2>\n<p>En esta memoria se presenta el trabajo llevado a cabo para desarrollar un sistema experto que permita la identificaci\u00f3n y cuantificaci\u00f3n autom\u00e1tica de minerales opacos presentes y visibles en probetas pulidas. Este sistema, que pretende ser un complemento a las t\u00e9cnicas tradicionales de microscop\u00eda, se basa en la aplicaci\u00f3n de la t\u00e9cnica de an\u00e1lisis digital de imagen, adi, sobre im\u00e1genes digitales, visisibles con el microscopio de reflexi\u00f3n mr.  el objetivo fundamental ha sido la identificaci\u00f3n y cuantificaci\u00f3n autom\u00e1tica de los 30 minerales opacos con mayor inter\u00e9s en la explotaci\u00f3n de los principales yacimientos minerales (grafito, oro, plata, platino, arsenopirita, bornita, calcopirita, cinabrio, covellina, cubanita, esfalerita, estibina, galena, linne\u00edta, marcasita, niquelina, molibdenita,  pentlandita, pirita, pirrotina, tetrahedrita, casiterita, cromita, hematites, ilmenita, magnetita, rutilo, uraninita, goethita,  wolframita). Es importante limitar la b\u00fasqueda experta del adi para lo que es b\u00e1sico conocer la parag\u00e9nesis del yacimiento del que procede la muestra e identificar, mediante t\u00e9cnicas tradicionales de microscop\u00eda, aquellos minerales opacos que est\u00e1n presentes en la probeta estudiada.  la puesta a punto del equipo de adi (c\u00e1mara de v\u00eddeo ccd, microscopio, fuente de alimentaci\u00f3n y ordenador) se ha llevado a cabo a trav\u00e9s del control y posterior correcci\u00f3n de los siguientes factores: ruidos, derivas espaciales y temporales, calibraci\u00f3n del  color, ganancia, ajuste de blanco, calibraci\u00f3n geom\u00e9trica etc. Por otro lado, la secuencia de preparaci\u00f3n de las muestras ha de conducir a una \u00f3ptima y homog\u00e9nea calidad de pulido.  la digitalizaci\u00f3n de la informaci\u00f3n se ha realizado siguiendo unas condiciones \u00f3ptimas de adquisici\u00f3n (tiempos de calentamiento de la c\u00e1mara y de la fuente de luz, promediado de im\u00e1genes, etc). Adem\u00e1s se ha aplicado una secuencia de tratamiento (filtros de mejora y morf<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizacion de menas mediante analisis digital de imagen   investigacion y dise\u00f1o de un sistema experto aplicable a problemas mineros<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizacion de menas mediante analisis digital de imagen   investigacion y dise\u00f1o de un sistema experto aplicable a problemas mineros <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Berrezueta Alvarado Edgar Ra\u00fal <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 14\/05\/2004<\/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>Ricardo Castroviejo Bolbar<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fernando Vazquez guzman <\/li>\n<li> Bel lan ballester alejandro (vocal)<\/li>\n<li>Francisco Javier Elorza tenreiro (vocal)<\/li>\n<li>Jes\u00fas Garcia iglesias (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Berrezueta Alvarado Edgar Ra\u00fal En esta memoria se presenta el trabajo llevado a cabo para desarrollar un [&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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