{"id":3830,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/non-gaussian-arma-estimation-based-on-higher-order-statistics\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"non-gaussian-arma-estimation-based-on-higher-order-statistics","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/non-gaussian-arma-estimation-based-on-higher-order-statistics\/","title":{"rendered":"Non-gaussian arma estimation based on higher-order statistics"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Josep Vidal Manzano <\/strong><\/h2>\n<p>Muchas aplicaciones de procesado de se\u00f1al presentan procesos no-gaussianos afectados por sistemas de fase no-minima y ruido gaussiano, blanco o coloreado, como los sistemas de comunicaciones digitales. El uso de las estadisticas de orden superior permite estimar completamente el sistema (sin ambiguedad de fase) aun en presencia de ruido. Ello permite recuperar la se\u00f1al de partida, o en el caso vectorial, separar varias fuentes previamente mezcladas. En la tesis se presenta un metodo parametrico de estimacion del sistema que no asume previamente el caracter ma o arma del mismo y aprovecha todas las propiedades de las estadisticas de orden superior. La solucion del metodo puede hacerse de forma recursiva a fin de poder tratar con sistemas variantes en el tiempo. En este caso el algoritmo es muy robusto a errores de precision finita. Se ha aplicado con exito a la ecualizacion ciega de canales de comunicaciones, mostrando prestaciones superiores a metodos ya existentes. Finalmente, el metodo ha sido extendido al caso vectorial, a fin de separar fuentes de se\u00f1al mezcladas convolutivamente.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Non-gaussian arma estimation based on higher-order statistics<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Non-gaussian arma estimation based on higher-order statistics <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Josep Vidal Manzano <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de catalunya<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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 Adri\u00e1n Rodr\u00edguez Fonollosa<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Louis Lacoume Jean <\/li>\n<li>Enrique Masgrau Gomez (vocal)<\/li>\n<li>Jaume Pages Fita (vocal)<\/li>\n<li>Mar\u00eda Asunci\u00f3n Moreno Bilbao (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Josep Vidal Manzano Muchas aplicaciones de procesado de se\u00f1al presentan procesos no-gaussianos afectados por sistemas de fase [&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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