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Listar por autor "Ruiz, Roberto"
Mostrando ítems 1-15 de 15
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Artículo
A study of subgroup discovery approaches for defect prediction
Rodríguez, Daniel; Ruiz, Roberto; Riquelme Santos, José Cristóbal; Harrison, Rachel (Elsevier, 2013)Context: Although many papers have been published on software defect prediction techniques, machine learning approaches ...
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Ponencia
Accuracy Increase on Evolving Product Unit Neural Networks via Feature Subset Selection
Tallón Ballesteros, Antonio Javier; Riquelme Santos, José Cristóbal; Ruiz, Roberto (Springer, 2016)A framework that combines feature selection with evolution ary artificial neural networks is presented. This paper copes ...
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Ponencia
Búsqueda secuencial de subconjuntos de atributos sobre un rankin
Ruiz, Roberto; Riquelme Santos, José Cristóbal; Aguilar Ruiz, Jesús Salvador (Thomson-Paraninfo, 2005)La selección de atributos es una técnica de preprocesamiento que extrae atributos relevantes del conjunto total de atributos, ...
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Ponencia
Databases Reduction
Ruiz, Roberto; Riquelme Santos, José Cristóbal; Aguilar Ruiz, Jesús Salvador (SciTePress, 2004)Progress in digital data acquisition and storage technology has resulted in the growth of huge databases. Nevertheless, ...
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Ponencia
Databases Reduction Simultaneously by Ordered Projection
Nepomuceno Chamorro, Isabel de los Ángeles; Nepomuceno Chamorro, Juan Antonio; Ruiz, Roberto; Aguilar Ruiz, Jesús Salvador (Springer, 2006)In this paper, a new algorithm Database Reduction Simulta neously by Ordered Projections (RESOP) is introduced. This ...
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Ponencia
Descubrimiento de Subgrupos para predecir módulos defectuosos
Rodríguez, D.; Ruiz, Roberto; Riquelme Santos, José Cristóbal; Aguilar Ruiz, Jesús Salvador (Servizo de Publicacións da Universidade da Coruña, 2011-09)La aplicación de métodos de Minería de Datos a la Ingeniería del Software tiene una importancia creciente en distintos ...
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Artículo
Evolutionary Generalized Radial Basis Function neural networks for improving prediction accuracy in gene classification using feature selection
Fernández Navarro, Francisco; Hervás Martínez, César; Ruiz, Roberto; Riquelme Santos, José Cristóbal (Elsevier, 2012)Radial Basis Function Neural Networks (RBFNNs) have been successfully employed in several function approximation and ...
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Artículo
Fast feature selection aimed at high-dimensional data via hybrid-sequential-ranked searches
Ruiz, Roberto; Riquelme Santos, José Cristóbal; García Torres, M. (Elsevier, 2012)We address the feature subset selection problem for classification tasks. We examine the performance of two hybrid strategies ...
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Artículo
Feature selection to enhance a two-stage evolutionary algorithm in product unit neural networks for complex classification problems
Tallón Ballesteros, Antonio Javier; Hervás Martínez, César; Riquelme Santos, José Cristóbal; Ruiz, Roberto (Elsevier, 2013)This paper combines feature selection methods with a two-stage evolutionary classifier based on product unit neural networks. ...
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Ponencia
Gene Ranking from Microarray Data for Cancer Classification : A Machine Learning Approach
Ruiz, Roberto; Pontes Balanza, Beatriz; Giráldez, Raúl; Aguilar Ruiz, Jesús Salvador (Springer, 2006)Traditional gene selection methods often select the top–ranked genes according to their individual discriminative power. ...
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Capítulo de Libro
Improving the Accuracy of a Two-Stage Algorithm in Evolutionary Product Unit Neural Networks for Classification by Means of Feature Selection
Tallón Ballesteros, Antonio Javier; Hervás Martínez, César; Riquelme Santos, José Cristóbal; Ruiz, Roberto (Springer, 2011)This paper introduces a methodology that improves the accuracy of a two-stage algorithm in evolutionary product unit ...
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Artículo
Incremental wrapper-based gene selection from microarray data for cancer classification
Ruiz, Roberto; Riquelme Santos, José Cristóbal; Aguilar Ruiz, Jesús Salvador (Elsevier, 2006)Gene expression microarray is a rapidly maturing technology that provides the opportunity to assay the expression levels ...
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Artículo
Minería de Datos: Conceptos y Tendencias
Riquelme Santos, José Cristóbal; Ruiz, Roberto; Gilbert, Karina (IBERAMIA : Sociedad Iberoamericana de Inteligencia Artificial, 2006)Hoy en día, la minería de datos (MD) está consiguiendo cada vez más captar la atención de las empresas. Todavía es infrecuente ...
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Ponencia
Prediction of Mitochondrial Matrix Protein Structures Based on Feature Selection and Fragment Assembly
Asencio Cortés, Gualberto; Aguilar Ruiz, Jesús Salvador; Márquez Chamorro, Alfonso Eduardo; Ruiz, Roberto; Santiesteban Toca, Cosme E. (Springer, 2012)Protein structure prediction consists in determining the thre e-dimensional conformation of a protein based only on its ...
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Artículo
Searching for rules to detect defective modules: A subgroup discovery approach
Rodríguez, Daniel; Ruiz, Roberto; Riquelme Santos, José Cristóbal; Aguilar Ruiz, Jesús Salvador (Elsevier, 2012)Data mining methods in software engineering are becoming increasingly important as they can support several aspects of ...