{"id":53993,"date":"2006-12-07T00:00:00","date_gmt":"2006-12-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/on-line-eta-off-line-sinaduren-azterketaren-bidezcko-ezagutze-biometrikorako-proposamenak\/"},"modified":"2006-12-07T00:00:00","modified_gmt":"2006-12-07T00:00:00","slug":"on-line-eta-off-line-sinaduren-azterketaren-bidezcko-ezagutze-biometrikorako-proposamenak","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencia-de-los-ordenadores\/on-line-eta-off-line-sinaduren-azterketaren-bidezcko-ezagutze-biometrikorako-proposamenak\/","title":{"rendered":"On line eta off-line sinaduren azterketaren bidezcko ezagutze biometrikorako proposamenak"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Igarza Ugaldea Juan  Jose <\/strong><\/h2>\n<p>D\u00eda a d\u00eda crece la necesidad de verificar la identidad de las personas de una forma sencilla, f\u00e1cil de usar, r\u00e1pida y c\u00f3moda. La firma es uno de los modos de identificaci\u00f3n biom\u00e9trica con mayor tradici\u00f3n de uso y aceptaci\u00f3n social. Esta tesis presenta propuestas de identificaci\u00f3n biom\u00e9trica para los dos modos de firma manuscrita: la firma din\u00e1mica y la firma est\u00e1tica.     la propuesta de reconocimiento de firmas on-line consiste en un sistema basado en el procesamiento de caracter\u00edsticas locales (coordenadas, velocidades, aceleraciones, presi\u00f3n e inclinaci\u00f3n del l\u00e1piz) que utiliza como sistema de referencia caracter\u00edsticas globales (centro de masa de tinta y ejes principales de inercia). Se propone un algoritmo sencillo de escalado v\u00e1lido para todas las caracter\u00edsticas locales que realiza la normalizaci\u00f3n temporal de las firmas.     las propuestas de reconocimiento de firmas off-line consisten en dos sistemas que se basan en el uso de la t\u00e9cnica lr-hmm adecuada para los sistemas din\u00e1micos, pero esta vez, en lugar de alimentar los modelos con informaci\u00f3n ordenada en el tiempo, los modelos se alimentan de secuencias de puntos ordenados en el espacio y de caracter\u00edsticas geom\u00e9tricas \u00abpseudodin\u00e1micas\u00bb derivadas de esos puntos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>On line eta off-line sinaduren azterketaren bidezcko ezagutze biometrikorako proposamenak<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 On line eta off-line sinaduren azterketaren bidezcko ezagutze biometrikorako proposamenak <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Igarza Ugaldea Juan  Jose <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/07\/2006<\/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>I\u00f1aki Goirizelaia Ordorika<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  P\u00e9rez iglesias Juan  ignacio <\/li>\n<li>Juli\u00e1n Florez esnal (vocal)<\/li>\n<li>mikel lorenzo Forcada zubizarreta (vocal)<\/li>\n<li> Ordiales basterretxea Juan  Luis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Igarza Ugaldea Juan Jose D\u00eda a d\u00eda crece la necesidad de verificar la identidad de las personas [&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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