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Browsing by Author "González Osorio, Fabio Augusto"
Now showing items 1-6 of 6
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An ontology-based information extractor for data-rich documents in the information technology domain
This paper presents an information extraction method, suitable for data-rich documents, based on the knowledge represented in a domain ontology. The extractor combines a fuzzy string matcher and a word sense disambiguation ...Universidad Nacional de Colombia Revistas electrónicas UN Avances en Sistemas e Informática. -
Automatic annotation of histopathological images using a latent topic model based on non-negative matrix factorization
Histopathological images are an important resource for clinical diagnosis and biomedical research. From an image understanding point of view, the automatic annotation of these images is a challenging problem. This paper ...Universidad Nacional de Colombia Sede Bogotá Facultad de Medicina Instituto de Investigaciones Biomédicas. -
Metric indexing for content-based medical image retrieval
The paper proposes an indexing method for fast content-based retrieval in an image repository. The method is based on a metric-indexing strategy that avoids calculating the distance from the query to all the images in the ...Universidad Nacional de Colombia Revistas electrónicas UN Avances en Sistemas e Informática. -
Programación funcional: conceptos y perspectivas
El presente artículo muestra conceptos subyacentes a la programación funcional, así como características que los hacen un enfoque particular y novedoso de la programación que lo convierten en una clara opción frente al ...Universidad Nacional de Colombia Revistas electrónicas UN Ingeniería e Investigación. -
Saliency-based characterization of group differences for magnetic resonance disease classification
Anatomical variability of patient's brains limits the statistical analyses about presence or absence of a pathology. In this paper, we present an approach for classification of brain Magnetic Resonance (MR) images from ...Universidad Nacional de Colombia Revistas electrónicas UN Dyna. -
Towards a kernelbased model for artificial immune networks
This paper presents an adaptation to the strategy of kernel methods of a wellkn own artificial immune network. This adaptation brings to artificial immune systems, for the first time, some of the advantages of kernel ...Universidad Nacional de Colombia Revistas electrónicas UN Avances en Sistemas e Informática.
