Luis Ignacio Jiménez
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View article: Studying the Effectiveness of Games as an Extracurricular Activity in a Higher Education Programming Course
Studying the Effectiveness of Games as an Extracurricular Activity in a Higher Education Programming Course Open
Higher Education programming courses usually present high levels of student failure and drop‐out rates. Given this context, the use of educational video games is proposed as a strategy to increase the students' motivation and engagement, t…
View article: Information theory based clustering of cellular network usage data for the identification of representative urban areas
Information theory based clustering of cellular network usage data for the identification of representative urban areas Open
The exponential growth of the number of network devices in recent years not only entails the need for automation of management tasks, but also leads to the increase of available network data and metadata. 5G and beyond standards already co…
View article: Orthogonal projection for anomaly detection in networking datasets
Orthogonal projection for anomaly detection in networking datasets Open
In recent years, the impressive growth of new wireless technologies, together with the appearance of new requirements in applications and services, is progressively changing the use of networks. Due to the high mobility required, the netwo…
View article: Análisis y revisión crítica de los guiones de prácticas en asignaturas deingeniería a partir de su correspondencia con niveles competenciales - [Analysis and critical review of lab handouts in engineering subjects based ontheir correspondence with competency levels]
Análisis y revisión crítica de los guiones de prácticas en asignaturas deingeniería a partir de su correspondencia con niveles competenciales - [Analysis and critical review of lab handouts in engineering subjects based ontheir correspondence with competency levels] Open
El guion de prácticas, entendido como aquel material entregado a los estudiantes para apoyar las sesiones de laboratorio, es un recurso que sirve al profesor para conducir el trabajo del estudiante, y como apoyo para el aprovechamiento del…
View article: Despliegue de técnicas SDNFV para la detección, gestión y mitigación de amenazas a la seguridad de centros de supercomputación (HPC)
Despliegue de técnicas SDNFV para la detección, gestión y mitigación de amenazas a la seguridad de centros de supercomputación (HPC) Open
Los incidentes de seguridad son cada vez más frecuentes en todo tipo de organizaciones que experimentan el impacto negativo provocado por este tipo de amenazas. Los centros
\nde supercomputación que prestan servicios de computación de alto…
View article: A Quantitative and Comparative Evaluation of Key Points Selection Algorithms for Mobile Network Data Sets Analysis
A Quantitative and Comparative Evaluation of Key Points Selection Algorithms for Mobile Network Data Sets Analysis Open
In recent years, network operators are receiving an outsize amount of data due to the increasing number of mobile network subscribers, network services and device signalling. This trend increases with the deployment of 5G that will provide…
View article: A Methodology for Network Analysis to Improve the Cyber-Physicals Communications in Next-Generation Networks
A Methodology for Network Analysis to Improve the Cyber-Physicals Communications in Next-Generation Networks Open
Cyber-physical systems allow creating new applications and services which will bring people, data, processes, and things together. The network is the backbone that interconnects this new paradigm, especially 5G networks that will expand th…
View article: Analytical and Experimental Evaluation of a Novel Mechanism to Improve the Control Plane in Next-Generation Mobile Networks
Analytical and Experimental Evaluation of a Novel Mechanism to Improve the Control Plane in Next-Generation Mobile Networks Open
With the continuous development of mobile communications and the Internet of Things technology, the enhanced network performance can be seen as one of the major challenges in the fourth industrial revolution context, where new services and…
View article: A Novel Methodology Based on Orthogonal Projections for a Mobile Network Data Set Analysis
A Novel Methodology Based on Orthogonal Projections for a Mobile Network Data Set Analysis Open
Nowadays, networks are at the center of the next industrial revolution. In fact, 5G in a short time will connect people, industries and things, so understanding how the network is performing its critical mission in this new paradigm is a k…
View article: Multicore Real-Time Implementation of a Full Hyperspectral Unmixing Chain
Multicore Real-Time Implementation of a Full Hyperspectral Unmixing Chain Open
Solving the mixture problem in remotely sensed hyperspectral images remains a challenging task. In particular, solutions are needed in order to obtain a response for applications with real-time constraints. In the last decade, several effo…
View article: Parallel Implementation of Spatial–Spectral Endmember Extraction on Graphic Processing Units
Parallel Implementation of Spatial–Spectral Endmember Extraction on Graphic Processing Units Open
The identification of pure spectral signatures (endmembers) in remotely sensed hyperspectral images has traditionally focused on the spectral information alone. Recently, techniques such as the spatial-spectral endmember extraction (SSEE) …
View article: GPU Implementation of Spatial–Spectral Preprocessing for Hyperspectral Unmixing
GPU Implementation of Spatial–Spectral Preprocessing for Hyperspectral Unmixing Open
Spectral unmixing pursues the identification of spectrally pure constituents, called endmembers, and their corresponding abundances in each pixel of a hyperspectral image. Most unmixing techniques have focused on the exploitation of spectr…
View article: Fast Spatial Preprocessing for Spectral Unmixing of Hyperspectral Data on Graphics Processing Units
Fast Spatial Preprocessing for Spectral Unmixing of Hyperspectral Data on Graphics Processing Units Open
Spectral unmixing is an important technique for hyperspectral data exploitation. It amounts at finding a set of pure spectral signatures (endmembers) of the most representative materials in the scene, and estimating their abundance fractio…
View article: Sparse Unmixing-Based Content Retrieval of Hyperspectral Images on Graphics Processing Units
Sparse Unmixing-Based Content Retrieval of Hyperspectral Images on Graphics Processing Units Open
En este artículo, se presenta un nuevo sistema eficiente computacionalmente para datos hiperespectrales en CBIR, que utiliza conceptos de desmezcla dispersa para recuperar escenas hiperespectrales, basándose en su contenido, de grandes rep…
View article: HyperMix: An Open-Source Tool for Fast Spectral Unmixing on Graphics Processing Units
HyperMix: An Open-Source Tool for Fast Spectral Unmixing on Graphics Processing Units Open
El artículo presenta el desarrollo de HyperMix una herramienta de código abierto orientada al desmezclado espectral, que integra un conjunto de técnicas específicas del campo y permite al usuario la cración de cadenas de procesamiento de i…