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<dim:field authority="c1201a07-29e8-4eaf-bc92-c65c44ef100b" element="contributor" qualifier="advisor" confidence="UNCERTAIN" language="es-ES" mdschema="dc">Vallez Fernández, Carlos Miguel</dim:field>
<dim:field authority="77eacf41-5edb-4855-8b02-614ac1d59a3c" element="contributor" qualifier="author" confidence="UNCERTAIN" language="es-ES" mdschema="dc">Garcia Revillas, Carlos</dim:field>
<dim:field element="contributor" qualifier="other" language="es_ES" mdschema="dc">Universidad Pontificia Comillas, Escuela Técnica Superior de Ingeniería (ICAI)</dim:field>
<dim:field element="date" qualifier="accessioned" mdschema="dc">2026-05-16T06:32:10Z</dim:field>
<dim:field element="date" qualifier="available" mdschema="dc">2026-05-16T06:32:10Z</dim:field>
<dim:field element="date" qualifier="issued" language="es_ES" mdschema="dc">2026</dim:field>
<dim:field element="identifier" qualifier="uri" mdschema="dc">http://hdl.handle.net/11531/110107</dim:field>
<dim:field element="description" language="es_ES" mdschema="dc">Máster Universitario en Big Data</dim:field>
<dim:field element="description" qualifier="abstract" language="es-ES" mdschema="dc">Se ha diseñado e implementado un sistema Big Data que, a partir de los datos abiertos de la Plataforma de Contratación del Sector Público (PLACSP), calcula cinco indicadores estructurales de riesgo y los combina en un índice compuesto para ordenar los órganos de la Administración General del Estado (AGE) según su nivel de riesgo relativo, como herramienta de apoyo a la priorización de auditorías. El ranking resultante muestra una elevada robustez frente a la elección de pesos, con correlaciones de Spearman entre esquemas de ponderación comprendidas entre 0,93 y 0,99, y presenta una correspondencia cualitativa razonable con los casos señalados por fuentes públicas de control.</dim:field>
<dim:field element="description" qualifier="abstract" language="en-GB" mdschema="dc">A Big Data system has been designed and implemented that, using the open data of the Public Sector Procurement Platform (PLACSP), computes five structural risk indicators and combines them into a composite index to rank the bodies of the General State Administration (AGE) according to their relative risk level, as a tool to support the prioritization of audits. The resulting ranking shows high robustness against the choice of weights, with Spearman correlations between weighting schemes ranging from 0.93 to 0.99, and a reasonable qualitative correspondence with the cases flagged by public oversight bodies.</dim:field>
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<dim:field element="rights" language="es_ES" mdschema="dc">Attribution-NonCommercial-NoDerivs 3.0 United States</dim:field>
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<dim:field element="title" language="es_ES" mdschema="dc">Análisis de Riesgo en Contratación Pública Español mediante Indicadores Estructurales y Big Data</dim:field>
<dim:field element="type" language="es_ES" mdschema="dc">info:eu-repo/semantics/masterThesis</dim:field>
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<dim:field element="keywords" language="es-ES" mdschema="dc">contratación pública, red flags, índice compuesto de riesgo, Big Data, PLACSP, Apache Spark.</dim:field>
<dim:field element="keywords" language="en-GB" mdschema="dc">public procurement, red flags, composite risk index, Big Data, PLACSP, Apache Spark.</dim:field>
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