Listar IC - Artículos por título
Mostrando ítems 94-113 de 209
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Feature selection by multi-objective optimization: application to network anomaly detection by hierarchical self-organizing maps.
De la Hoz Franco, Emiro; De la Hoz Correa, Eduardo; Ortiz-García, Andrés
; Ortega, Julio; Martínez-Álvarez, Antonio (Elsevier, 2014-08-20)
Feature selection is an important and active issue in clustering and classification problems. By choosing an adequate feature subset, a dataset dimensionality reduction is allowed, thus contributing to decreasing the ... -
Forecasting glycaemia for type 1 diabetes mellitus patients by means of IoMT devices
(Elsevier, 2023-09-22)The chronic metabolic condition, Type 1 diabetes mellitus (DM1), is marked by consistent hyperglycemia due to the body's inability to produce sufficient insulin. This necessitates the patient's daily monitoring of blood ... -
Frequency locked loop architecture for phase noise reduction in wideband low-noise microwave oscillators.
Ávila Ruiz, Juan Manuel; Moreno-Pozas, Laureano; Durán Valdeiglesias, Elena; Moscoso Mártir, Álvaro; Molina-Fernández, Íñigo; De-Oliva-Rubio, José[et al.] (Wiley, 2013)
A frequency locked loop (FLL) for phase noise reduction of wideband voltage controlled oscillators is proposed. The key building block of the system is a low noise (−160 dBV/Hz) and high sensitivity (22 V/GHz) delay line ... -
Frequency-tuning dual-comb spectroscopy using silicon Mach-Zehnder modulators.
Deniel, Lucas; Weckenmann, Erwan; Pérez-Galacho, Diego; Alonso-Ramos, Carlos; Boeuf, Frederic; Vivien, Laurent; Marris-Morini, Delphine[et al.] (Optica, 2020)
Dual-comb spectroscopy using a silicon Mach-Zehnder modulator is reported for the first time. First, the properties of frequency combs generated by silicon modulators are assessed in terms of tunability, coherence, and ... -
Fundamental limit of detection of photonic biosensors with coherent phase read-out
Molina-Fernández, Íñigo; Leuermann, Jonas; Ortega-Moñux, Alejandro; Wanguemert-Pérez, Juan Gonzalo; Halir, Robert (Optica Publishing Group, 2019-04-01)
Photonic biosensors offer label-free detection of biomolecules for applications rangingfromclinicaldiagnosistofoodqualitymonitoring. BothsensorsbasedonMach-Zehnder interferometers and ring resonators are widely used, but ... -
Further Improvements in SOVA for High-Throughput Parallel Turbo Decoding.
Martín-Vega, Francisco-Javier; Blánquez-Casado, Francisco; López-Martínez, F. Javier; Gómez-Paredes, Gerardo; Entrambasaguas-Muñoz, José Tomás (IEEE Xplore, 2014-11-14)
In this letter, we present two mechanisms based on soft-output Viterbi algorithm (SOVA) technique that achieve a performance close to maximum a-posteriori (MAP) decoding. First, we propose a new technique called alternating ... -
Gaming in the cloud: 5G as the pillar for future gaming approaches
Baena, Carlos; Fortes-Rodríguez, Sergio; Peñaherrera-Pulla, Oswaldo Sebastián; Baena-Martínez, Eduardo; Barco-Moreno, Raquel (IEEE, 2024-11)
One key element in the future of the video game industry is the adoption of the cloud gaming paradigm. This model allows high-quality and on-the-move gaming experiences in terminals with minimal capacity. However, such an ... -
Granger Causality-based Information Fusion Applied to Electrical Measurements from Power Transformers.
Rodríguez-Rivero, Jacob; Ramírez, Javier; Martínez-Murcia, Francisco Jesús; Segovia, Fermín; Ortiz-García, Andrés; Salas-González, Diego; Castillo-Barnes, Diego; Álvarez-Illán, Ignacio; Puntonet, Carlos; Jiménez-Mesa, Carmen; Leiva, Francisco J.; Carrillo, Susana; Suckling, John; Górriz-Sáez, Juan Manuel[et al.] (Elsevier, 2019-05-01)
In the immediate future, with the increasing presence of electrical vehicles and the large increase in the use of renewable energies, it will be crucial that distribution power networks are managed, supervised and exploited ... -
High-Performance Bimodal Evanescent-Field Sensor with Coherent Phase Readout
Torres-Cubillo, Antonia; Luque-González, José Manuel; Sánchez-Postigo, Alejandro; Fernández-Gavela, Adrián; Wanguemert-Pérez, Juan Gonzalo; Molina-Fernández, Íñigo; Halir, Robert[et al.] (IEEE, 2023-12-13)
By comparing optical signals travelling through a sensing and a reference arm, interferometric photonic sensors achieve remarkable sensitivities and detection limits using sim- ple single-wavelength laser sources. Sensors ... -
Hybrid genetic algorithm for clustering IC topographies of EEGs
Munilla-Fajardo, Jorge; Al-Safi, Haedar E. S.; Ortiz-García, Andrés; Luque-Vilaseca, Juan Luis (Springer, 2023)
Clustering of independent component (IC) topographies of Electroencephalograms (EEG) is an effective way to find brain-generated IC processes associated with a population of interest, particularly for those cases where ... -
Identifying HRV patterns in ECG signals as early markers of dementia
Arco, Juan E.; Gallego-Molina, Nicolás J.; Ortiz-García, Andrés; Arroyo-Alvis, Katy; López-Pérez, P. Javier (Elsevier, 2023-12-15)
The appearance of Artificial Intelligence (IA) has improved our ability to process large amount of data. These tools are particularly interesting in medical contexts, in order to evaluate the variables from patients’ ... -
Impact of angular pointing error on BER performance of underwater optical wireless links
Boluda-Ruiz, Rubén; García-Zambrana, Antonio; Castillo-Vázquez, Beatriz; Hranilovic, Steve (Optica Publishing Group, 2020-11-09)
Even in clear ocean water, underwater optical wireless communication (UOWC) is impaired not only by absorption and scattering, but also by oceanic turbulence and dynamic pointing errors which result in a fading channel, ... -
Impact of nonzero boresight pointing error on ergodic capacity of MIMO FSO communication systems
Boluda-Ruiz, Rubén; Castillo-Vázquez, Beatriz; Castillo-Vázquez, Carmen; García-Zambrana, Antonio (Optica Publishing Group, 2016)
A thorough investigation of the impact of nonzero boresight pointing errors on the ergodic capacity of multiple-input/multiple-output (MIMO) free-space optical (FSO) systems with equal gain combining (EGC) reception under ... -
Impact of scattering on secrecy outage probability of underwater optical wireless links
Boluda-Ruiz, Rubén; Salcedo-Serrano, Pedro; Castillo-Vázquez, Beatriz; García Zambrana, Antonio; Garrido-Balsells, José María (Institute of Electrical and Electronics Engineers, 2023-10)
The analysis of physical layer security aspects in underwater optical wireless communication (UOWC) systems has attracted considerable attention in recent years due to the increasing need to transmit large and secure amounts ... -
Implementation of Tools for Lessening the Influence of Artifacts in EEG Signal Analysis.
Molina-Molina, Mario; Tardón-García, Lorenzo José; Barbancho-Pérez, Ana María; Barbancho-Pérez, Isabel (MDPI, 2024-01-23)
This manuscript describes an implementation of scripts of code aimed at reducing the influence of artifacts, specifically focused on ocular artifacts, in the measurement and processing of electroencephalogram (EEG) ... -
Improving Cell Outage Management Through Data Analysis
De la Bandera Cascales, Isabel; Muñoz, Pablo; Serrano, Inmaculada; Barco-Moreno, Raquel (IEEE, 2017-02-13)
Self-Organizing Networks (SON) is an important feature for network management automation in the new generation of mobile communications. While SON have been considered as part of the recent 3rd Generation Partnership ... -
Improving the Learning of Superheterodyne Demodulation of Frequency-Division Multiplexing Signals via the Educational Software Tool DOSHER.
(MDPI, 2023-08-08)The knowledge of signal demodulation processes using superheterodyne receivers is of great importance in the field of telecommunications. Superheterodyne receivers receive the current focus of many scientists in a wide ... -
Impulse response modeling of underwater optical scattering channels for wireless communication
Boluda-Ruiz, Rubén; Rico-Pinazo, Pedro; Castillo-Vázquez, Beatriz; García-Zambrana, Antonio; Qaraqe, Khalid (Institute of Electrical and Electronics Engineers, 2020-08)
Despite the fact that underwater optical wireless communication (UOWC) systems are able to provide high-data rate links with high security, the performance of these systems presents several limitations related to the maximum ... -
Integrated Microwave Photonics Coherent Processor for Massive-MIMO Systems in Wireless Communications
Martínez-Carrasco Romero, Pablo; Rausell-Campo, José Roberto; Pérez-Galacho, Diego; Li, Xu; Qing, Ting; Wang, Tiangxiang; Pérez-López, Daniel[et al.] (2023-04-05)
Massive-MIMO systems can achieve high capacities and data rates by increasing the number of operational antennas in the base station. As more antenna elements are introduced, the complexity of the signal processing operations ... -
Integrated Polarization Beam Splitter for 100/400 GE Polarization Multiplexed Coherent Optical Communications
Pérez-Galacho, Diego; Zhang, Ruiyong; Ortega-Moñux, Alejandro; Halir, Robert; Alonso-Ramos, Carlos A.; Runge, Patrick; Janiak, Klemens; Zhou, Gan; Bach, Heinz-Gunter; Steffan, Andreas G.; Molina-Fernández, Íñigo[et al.] (IEEE, 2013-12-04)
Monolithically integrated polarization management is a key objective for the next generation of high speed optical co- herent receivers, and will enable transmission rates up to 400 Gbps. In this work we present a ...