{"id":75606,"date":"2005-11-07T00:00:00","date_gmt":"2005-11-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/decision-threshold-estimation-and-model-quality-evaluation-techniques-for-speaker-verification\/"},"modified":"2005-11-07T00:00:00","modified_gmt":"2005-11-07T00:00:00","slug":"decision-threshold-estimation-and-model-quality-evaluation-techniques-for-speaker-verification","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/decision-threshold-estimation-and-model-quality-evaluation-techniques-for-speaker-verification\/","title":{"rendered":"Decisi\u00f3n threshold estimation and model quality evaluation techniques for speaker verification."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Javier Rodr\u00edguez Saeta <\/strong><\/h2>\n<p>El n\u00famero de aplicaciones biom\u00e9tricas ha experimentado un auge espectacular en los \u00faltimos a\u00f1os. La preocupaci\u00f3n por la seguridad se hace cada vez m\u00e1s patente y es en este contexto en donde el reconocimiento autom\u00e1tico de personas por algunos de sus rasgos caracter\u00edsticos tales como huellas, caras,voz o iris, entre otros, juega un papel preponderante. Cada vez son m\u00e1s los usuarios que demandan este tipo de aplicaciones en un momento en el que la tecnolog\u00eda comienza a estar ya lo suficientemente madura.  al mismo tiempo que se busca seguridad, bajo coste y precisi\u00f3n, otros factores relativos a las aplicaciones biom\u00e9tricas comienzan a crecer paralelamente en importancia. El grado de intrusividad es, sin duda, un valor en auge a la hora de decidir qu\u00e9 tecnolog\u00eda biom\u00e9trica es la m\u00e1s adecuada para la aplicaci\u00f3n que se desea llevar a cabo. Y es entonces cuando el reconocimiento de locutores se presenta como una elecci\u00f3n atrayente, por la utilizaci\u00f3n de la voz, el m\u00e9todo natural de comunicaci\u00f3n de las personas, por su capacidad de actuar de forma remota y por su bajo coste.  el reconocimiento autom\u00e1tico de locutores tiene una gran utilidad como m\u00e9todo de reconocimiento a trav\u00e9s del tel\u00e9fono aunque tambi\u00e9n puede utilizarse como aplicaci\u00f3n de control de acceso presencial o en el an\u00e1lisis forense.  en las aplicaciones de verificaci\u00f3n e identificaci\u00f3n de locutores pueden distinguirse diversas etapas.En primer lugar nos encontramos con la fase de parametrizaci\u00f3n de la se\u00f1al de voz, en donde la se\u00f1al se procesa para ser modelada o comparada. En segundo lugar tenemos la etapa de aprendizaje de modelos, si se est\u00e1 realizando el entrenamiento, o bien la etapa de decisi\u00f3n, si lo que se desea es obtener el resultado de una comparaci\u00f3n.  esta tesis doctoral se centra en las etapas de entrenamiento y decisi\u00f3n de un sistema de verificaci\u00f3n de locutores. En este tipo de sistemas, el resultado de la comparaci\u00f3n viene de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Decisi\u00f3n threshold estimation and model quality evaluation techniques for speaker verification.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Decisi\u00f3n threshold estimation and model quality evaluation techniques for speaker verification. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Javier Rodr\u00edguez Saeta <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de catalunya<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/07\/2005<\/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>Francisco Javier Hernando Pericas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 adri\u00e1n Rodr\u00edguez fonollosa <\/li>\n<li>Javier Ortega garcia (vocal)<\/li>\n<li>fran\u00ed\u00a7ois Bonastre jean (vocal)<\/li>\n<li>marcos Fa\u00fandez zanuy (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Javier Rodr\u00edguez Saeta El n\u00famero de aplicaciones biom\u00e9tricas ha experimentado un auge espectacular en los \u00faltimos a\u00f1os. [&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":[3907,35,199,126,15596,1475,19520,94794,15988],"tags":[49275,163388,80611,135850,15972,80613],"class_list":["post-75606","post","type-post","status-publish","format-standard","hentry","category-biometria","category-ciencias-de-la-vida","category-fisica","category-matematicas","category-politecnica-de-catalunya","category-probabilidad","category-procesos-de-markov","category-unidades-estandar","category-unidades-y-constantes","tag-francisco-javier-hernando-pericas","tag-franiois-bonastre-jean","tag-javier-ortega-garcia","tag-javier-rodriguez-saeta","tag-jose-adrian-rodriguez-fonollosa","tag-marcos-faundez-zanuy"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/75606","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=75606"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/75606\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=75606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=75606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=75606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}