{"id":60095,"date":"2018-03-09T22:47:56","date_gmt":"2018-03-09T22:47:56","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/randomness-and-uncertainty-structures-in-quantum-signal-processing\/"},"modified":"2018-03-09T22:47:56","modified_gmt":"2018-03-09T22:47:56","slug":"randomness-and-uncertainty-structures-in-quantum-signal-processing","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica-fisica\/randomness-and-uncertainty-structures-in-quantum-signal-processing\/","title":{"rendered":"Randomness and uncertainty structures in quantum signal processing"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Marcos Perez Suarez <\/strong><\/h2>\n<p>La disponibilidad de datos aleatorios es una condici\u00f3n ineludible para garantizar la seguridad incondicional en los sistemas criptogr\u00e1ficos, y s\u00f3lo el procesado cu\u00e1ntico de se\u00f1al (qsp) aporta un an\u00e1lisis de generaci\u00f3n de datos irreductiblemente no causal. Sin embargo, la naturaleza de la aleatoriedad cu\u00e1ntica no ha sido elucidada, lo cual imposibilita una comprensi\u00f3n adecuada de la seguridad que se asocia con los protocolos criptogr\u00e1ficos cu\u00e1nticos. En esta tesis, se desarrolla una aproximaci\u00f3n subjetivista y bayesiana a la aleatoriedad cu\u00e1ntica apoyada en bases pragm\u00e1ticas. En primer lugar, se plantean las caracter\u00edsticas algebraicas de la aleatoriedad cu\u00e1ntica y se expone su irreductibilidad. A continuaci\u00f3n, se trata el significado de la aleatoriedad a trav\u00e9s de su relaci\u00f3n con la teor\u00eda de la probabilidad, concluyendo que se refiere a una situaci\u00f3n de incertidumbre individual. Finalmente, se muestra que los elementos estructurales del marco algebraico constituyente de las t\u00e9cnicas de qsp, es decir, estados cu\u00e1nticos y operaciones cu\u00e1nticas, son estructuras adaptativas que codifican asignaciones de probabilidad en una forma m\u00e1s rica que las constituyentes de la teor\u00eda de la probabilidad. Consecuentemente, el an\u00e1lisis cu\u00e1ntico se muestra como una variante de \u00e9sta \u00faltima teor\u00eda ante una clase de situaciones de incertidumbre irreductible. Se reinterpreta la tomograf\u00eda de estructuras cu\u00e1nticas desde este nuevo planteamiento y finalmente se desarrolla una aproximaci\u00f3n subjetivista a la compatibilidad de asignaciones de estados cu\u00e1nticos que aporta una expresi\u00f3n adecuada de nuestra confianza en la seguridad de la criptograf\u00eda cu\u00e1ntica.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Randomness and uncertainty structures in quantum signal processing<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Randomness and uncertainty structures in quantum signal processing <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Marcos Perez Suarez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/07\/2007<\/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> Santos Mej\u00eda David Jos\u00e9<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel angel Muriel fernandez <\/li>\n<li>pedro Chamorro posada (vocal)<\/li>\n<li>Jos\u00e9 Capmany francoy (vocal)<\/li>\n<li>vicente Martin ayuso (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Marcos Perez Suarez La disponibilidad de datos aleatorios es una condici\u00f3n ineludible para garantizar la seguridad incondicional [&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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