{"id":111247,"date":"2011-04-10T00:00:00","date_gmt":"2011-04-10T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/extraccion-de-opiniones-sobre-caractera%c2%adsticas-un-enfoque-practico-adaptable-al-dominio\/"},"modified":"2011-04-10T00:00:00","modified_gmt":"2011-04-10T00:00:00","slug":"extraccion-de-opiniones-sobre-caractera%c2%adsticas-un-enfoque-practico-adaptable-al-dominio","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/linguistica-computacional\/extraccion-de-opiniones-sobre-caractera%c2%adsticas-un-enfoque-practico-adaptable-al-dominio\/","title":{"rendered":"Extracci\u00f3n de opiniones sobre caracter\u00edsticas: un enfoque pr\u00e1ctico adaptable al dominio"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ferm\u00edn Luis Cruz Mata <\/strong><\/h2>\n<p>En el contexto de la web 2.0, las opiniones volcadas por los usuarios a trav\u00e9s de las redes sociales, foros y otros servicios, acerca de productos, pol\u00edtica u otras tem\u00e1ticas, conforman una interesant\u00edsima informaci\u00f3n con un gran potencial pr\u00e1ctico de cara a las empresas, las administraciones y los ciudadanos. Siendo el texto libre el principal veh\u00edculo de dicha informaci\u00f3n en internet, las tecnolog\u00edas del lenguaje y el procesamiento del lenguaje natural ocupan un papel protagonista de cara al tratamiento y an\u00e1lisis autom\u00e1tico de la misma. De manera m\u00e1s concreta, recientemente diversos investigadores se han venido ocupando del tratamiento computacional de las opiniones, los sentimientos y otros fen\u00f3menos subjetivos del lenguaje. Dentro de esta disciplina, en el presente trabajo de tesis abordamos el problema de la extracci\u00f3n de opiniones sobre caracter\u00edsticas, tarea cercana a la extracci\u00f3n de informaci\u00f3n y consistente en extraer representaciones estructuradas de las opiniones individuales contenidas en los textos, incluyendo la identificaci\u00f3n de las caracter\u00edsticas concretas del objeto sobre las que se vuelcan las opiniones, y la polaridad positiva o negativa de dichas opiniones. Los aspectos fundamentales de nuestro acercamiento son dos: la consideraci\u00f3n del dominio de aplicaci\u00f3n en cada una de las fases de la resoluci\u00f3n del problema, y el uso de taxonom\u00edas de caracter\u00edsticas, que permiten que el conjunto de opiniones extra\u00eddas sean f\u00e1cilmente agregables y visualizables.   en la presente tesis, definiremos un conjunto de recursos de apoyo a la tarea de extracci\u00f3n de opiniones sobre caracter\u00edsticas, adaptables al dominio; propondremos una metodolog\u00eda para la generaci\u00f3n de los mismos, proporcionando las herramientas y algoritmos necesarios para minimizar la participaci\u00f3n manual en el proceso; y describiremos un sistema de extracci\u00f3n de opiniones sobre caracter\u00edsticas modular y adaptable al dominio, al que hemos denominado toes (taxonomy-based opinion extraction system). Los resultados de la experimentaci\u00f3n que llevaremos a cabo nos permitir\u00e1n afirmar la importancia del dominio en el problema que nos ocupa, y la utilidad de las opiniones extra\u00eddas de cara a una aplicaci\u00f3n de agregaci\u00f3n y visualizaci\u00f3n de opiniones.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Extracci\u00f3n de opiniones sobre caracter\u00edsticas: un enfoque pr\u00e1ctico adaptable al dominio<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Extracci\u00f3n de opiniones sobre caracter\u00edsticas: un enfoque pr\u00e1ctico adaptable al dominio <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ferm\u00edn Luis Cruz Mata <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 04\/10\/2011<\/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 Antonio Troyano Jimenez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel Toro bonilla <\/li>\n<li>Luis alfonso Ure\u00f1a l\u00f3pez (vocal)<\/li>\n<li>Manuel Palomar sanz (vocal)<\/li>\n<li>horacio Rodr\u00edguez hontoria (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ferm\u00edn Luis Cruz Mata En el contexto de la web 2.0, las opiniones volcadas por los usuarios [&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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