{"id":33671,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/search-for-monochromatic-gravitational-wave-signals-in-data-of-the-cryogenic-detector-explorer\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"search-for-monochromatic-gravitational-wave-signals-in-data-of-the-cryogenic-detector-explorer","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/search-for-monochromatic-gravitational-wave-signals-in-data-of-the-cryogenic-detector-explorer\/","title":{"rendered":"Search for monochromatic gravitational-wave signals in data of the cryogenic detector \u00abexplorer\u00bb."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Miquel Montero Torralbo <\/strong><\/h2>\n<p>Esta memoria versa sobre el problema de la b\u00fasqueda de se\u00f1ales gravitatorias monocrom\u00e1ticas en los datos obtenidos por un detector resonante cil\u00edndrico, como el explorer. Con este objetivo se han dise\u00f1ado, y aplicado, nuevas t\u00e9cnicas de filtrado. Sin embargo, dado que para el desarrollo de dichos algoritmos se necesita un conocimiento preciso de la respuesta del detector a la onda incidente, nuestra exposici\u00f3n empieza con un estudio de ambos, se\u00f1al y antena. Para ello tomamos en consideraci\u00f3n, por ejemplo, los diferentes efectos (modulaci\u00f3n de amplitud, corrimiento doppler&#8230;) Que introduce el hecho que el detector est\u00e9 situado sobre la tierra.  una vez delimitada la se\u00f1al a localizar, hemos dise\u00f1ado dos nuevos algoritmos de filtrado que presentan un mejor rendimiento que la t\u00e9cnica m\u00e1s com\u00fan basada en el puro an\u00e1lisis espectral. El primero de ellos se debe aplicar cuando la frecuencia de la se\u00f1al coincide con alguna de entre el conjunto discreto que se analizan, mientras que el segundo resuelve el caso m\u00e1s general de una se\u00f1al de frecuencia fija, pero arbitraria.  las dos estrategias de filtrado se desarrollaron suponiendo en primer lugar que la densidad espectral del ruido era un dato conocido, para pasar despu\u00e9s a considerar generalizaciones de los algoritmos que incorporen estimadores espectrales. En todos los casos se realiz\u00f3 un amplio estudio probabil\u00edstico de los procedimientos de b\u00fasqueda, para as\u00ed poder evaluar estad\u00edsticamente los resultados positivos, obtenidos tras aplicar extensivamente el algoritmo m\u00e1s general sobre los datos registrados por el explorer entre junio y noviembre de 1991.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Search for monochromatic gravitational-wave signals in data of the cryogenic detector \u00abexplorer\u00bb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Search for monochromatic gravitational-wave signals in data of the cryogenic detector \u00abexplorer\u00bb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Miquel Montero Torralbo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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 Alberto Lobo Gutierrez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Martin Martin <\/li>\n<li>Josep Llosa Carrasco (vocal)<\/li>\n<li>Pia Astone (vocal)<\/li>\n<li>Fransesc Fayos Vall\u00e9s (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miquel Montero Torralbo Esta memoria versa sobre el problema de la b\u00fasqueda de se\u00f1ales gravitatorias monocrom\u00e1ticas en [&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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