{"id":31049,"date":"2018-03-09T09:24:56","date_gmt":"2018-03-09T09:24:56","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/mejora-de-senal-de-voz-en-condiciones-acusticas-adversas-mediante-arrays-de-microfonos\/"},"modified":"2018-03-09T09:24:56","modified_gmt":"2018-03-09T09:24:56","slug":"mejora-de-senal-de-voz-en-condiciones-acusticas-adversas-mediante-arrays-de-microfonos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-madrid\/mejora-de-senal-de-voz-en-condiciones-acusticas-adversas-mediante-arrays-de-microfonos\/","title":{"rendered":"Mejora de se\u00f1al de voz en condiciones acusticas adversas mediante arrays de microfonos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Sanchez Bote <\/strong><\/h2>\n<p>El trabajo desarrollado en la tesis estudia el procesado de se\u00f1al usando arrays de micr\u00f3fonos, aplicado a la mejora de se\u00f1al de habla (speech enhancement) cuando el locutor se encuentra en condiciones ac\u00fasticas adversas,  especialmente con altos niveles de ruido y reverberaci\u00f3n. Tambi\u00e9n se describe la implementaci\u00f3n de un prototipo de array en tiempo real que utiliza las propuestas y soluciones aportadas en la tesis. \u00e9Sta puede dividirse en tres partes.  parte 1: mejora de habla con arrays de micr\u00f3fonos. Aborda la conformaci\u00f3n de haz y su aplicaci\u00f3n a arrays microf\u00f3nicos. Especialmente arrays anidados y conformaci\u00f3n superdirectiva. Adem\u00e1s se estudia el problema de la localizaci\u00f3n de fuente. Igualmente se analizan las t\u00e9cnicas de mejora de habla mediante postfiltrado: filtrado de wiener multicanal y sustracci\u00f3n espectral. De especial importancia son las t\u00e9cnicas de desreverberaci\u00f3n ciegas. Por \u00faltimo se tratan las t\u00e9cnicas de estimaci\u00f3n objetiva de la calidad del habla.  parte 2: propuestas, experimentos y resultados preliminares. An\u00e1lisis te\u00f3rico del array microf\u00f3nico utilizado por el autor y las bases de datos que han de utilizarse. Descripci\u00f3n de las propuestas del autor: dos procesadores multicanal combinados (mw-mpap y ans-mw) y un m\u00e9todo de evaluaci\u00f3n objetiva de la calidad del habla (\u00edndice e-rasti).  parte 3: implementaci\u00f3n sobre dsp de un prototipo en tiempo real. Se describe el soporte material y l\u00f3gico utilizado. Presentaci\u00f3n de la propuesta final de mejora de calidad de voz, con el array definitivo. Pruebas y experimentos con el array sobre una base de datos multicanal en espa\u00f1ol, generada por el autor.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Mejora de se\u00f1al de voz en condiciones acusticas adversas mediante arrays de microfonos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Mejora de se\u00f1al de voz en condiciones acusticas adversas mediante arrays de microfonos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Sanchez Bote <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/06\/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>Joaquin Gonzalez Rodriguez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis alfonso Hernandez gomez <\/li>\n<li>Alberto Gonz\u00e1lez salvador (vocal)<\/li>\n<li>Francisco Javier Hernando pericas (vocal)<\/li>\n<li> Sobreira seoane Manuel a. (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Sanchez Bote El trabajo desarrollado en la tesis estudia el procesado de se\u00f1al usando arrays [&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":[16008],"tags":[72348,49275,81889,86882,22109,62418],"class_list":["post-31049","post","type-post","status-publish","format-standard","hentry","category-politecnica-de-madrid","tag-alberto-gonzalez-salvador","tag-francisco-javier-hernando-pericas","tag-joaquin-gonzalez-rodriguez","tag-jose-luis-sanchez-bote","tag-luis-alfonso-hernandez-gomez","tag-sobreira-seoane-manuel-a"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31049","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=31049"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31049\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=31049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=31049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=31049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}