Fernando J. Álvarez

69 papers B 1C 14Journal 37Unranked 17

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Ambient magnetic field-based positioning with smartphones: a comparison of different fingerprinting methods. I2MTC Fernando J. Álvarez, Fernando J. Aranda, Felipe Parralejo, José A. Moreno, Juan Espinosa, Rodrigo Gallardo
2025	—	`conf`	Challenges Behind Heart Rate Extraction Using mmWave Radar Due to External Factors. MeMeA Felipe Parralejo, José A. Paredes, Fernando J. Álvarez, Khalid Z. Rajab, Elif Dogu
2025	—	`conf`	Frequency-Based Decoupling and Modeling of BLE RSS Measurements for Indoor Positioning. I2MTC Fernando J. Aranda, Paula Rangel, África Vicario, Jorge Morera, Teodoro Aguilera, Fernando J. Álvarez
2025	—	`conf`	LEO Satellite Orbit Study to Improve SOOP-based Positioning Precision. WCAL@IPIN Hugo Renaud, Fernando J. Álvarez
2025	J	`jnl`	Optimal Speed and Range Estimation Using Dual Linear Frequency Modulated Signals. IEEE Signal Process. Lett. Teodoro Aguilera, Fernando J. Álvarez
2025	—	`conf`	Performance Analysis of Machine Learning and Oversampling Techniques for Emotion Recognition. MeMeA Paula Rangel, Fernando J. Álvarez, Felipe Parralejo, Fernando J. Aranda, África Vicario
2024	J	`jnl`	Acoustic Local Positioning With Encoded Emission Beacons. CoRR Jesús Ureña, Álvaro Hernández, Juan Jesús García, José Manuel Villadangos, María del Carmen Pérez, David Gualda, Fernando J. Álvarez, Teodoro Aguilera
2024	J	`jnl`	Precise Local Positioning of a Mobile Device Based on Pose Reconstruction From a Visible Light Beacon. IEEE Access Juan D. Gutiérrez, Teodoro Aguilera, Fernando J. Álvarez, Jorge Morera, Fernando J. Aranda
2023	—	`conf`	A Machine Learning-based Approach to NLOS Detection for Wi-Fi and BLE RSS Measurements. COINS Fernando J. Aranda, Felipe Parralejo, Fernando J. Álvarez, Teodoro Aguilera, Jorge Morera
2023	—	`conf`	Combined BLE-GNSS Positioning System for Intelligent Guidance and Activity Monitoring of the Visitors to an Archaeological Site. IPIN-WiP Fernando J. Álvarez, Fernando J. Aranda, Felipe Parralejo, Teodoro Aguilera, Jorge Morera
2023	—	`conf`	Millimeter Wave Radar Calibration for Heart Rate Estimation using Bayesian Neural Networks. COINS Felipe Parralejo, José A. Paredes, Fernando J. Aranda, Fernando J. Álvarez, África Vicario
2023	C	`conf`	Millimetre Wave Radar System for Safe Flight of Drones in Human-Transited Environments. IPIN Felipe Parralejo, José A. Paredes, Fernando J. Aranda, Fernando J. Álvarez, José A. Moreno
2023	C	`conf`	RSS Channel-Based Integration for BLE Fingerprinting Positioning. IPIN Fernando J. Aranda, Felipe Parralejo, Teodoro Aguilera, Fernando J. Álvarez, Joaquín Torres-Sospedra
2022	—	`conf`	A Blender-based simulation tool for Visible Light Positioning with portable devices. I2MTC Juan D. Gutiérrez, Teodoro Aguilera, Fernando J. Álvarez, Jorge Morera, Fernando J. Aranda
2022	J	`jnl`	A Survey on Acoustic Positioning Systems for Location-Based Services. IEEE Trans. Instrum. Meas. Joaquín Aparicio, Fernando J. Álvarez, Álvaro Hernández, Sverre Holm
2022	—	`conf`	BLE Fingerprinting Automatic Calibration using an Ultrasonic IPS. I2MTC Felipe Parralejo, Fernando J. Aranda, Teodoro Aguilera, Fernando J. Álvarez, José A. Moreno
2022	J	`jnl`	GetSensorData: An extensible Android-based application for multi-sensor data registration. SoftwareX Juan D. Gutiérrez, Antonio Ramón Jiménez, Fernando Seco, Fernando J. Álvarez, Teodoro Aguilera, Joaquín Torres-Sospedra, Francisco Javier Melchor González
2022	J	`jnl`	Performance analysis of fingerprinting indoor positioning methods with BLE. Expert Syst. Appl. Fernando J. Aranda, Felipe Parralejo, Fernando J. Álvarez, José A. Paredes
2021	J	`jnl`	A Gaussian Process model for UAV localization using millimetre wave radar. Expert Syst. Appl. José A. Paredes, Fernando J. Álvarez, Miles E. Hansard, Khalid Z. Rajab
2021	—	`conf`	A novel method for in-home Gait Speed estimation in Health Monitoring Using Bluetooth Low Energy. ICIT Fernando J. Aranda, Fernando J. Álvarez, Felipe Parralejo, Emilio Sansano-Sansano, Raúl Montoliu
2021	C	`conf`	Comparative Study of Different BLE Fingerprint Reconstruction Techniques. IPIN Felipe Parralejo, Fernando J. Aranda, José A. Paredes, Fernando J. Álvarez, Jorge Morera
2021	—	`conf`	Drone Positioning From Combined mmWave Radar and Depth Camera Data. IPIN-WiP José A. Paredes, Miles E. Hansard, Khalid Z. Rajab, Fernando J. Álvarez, Teodoro Aguilera
2021	—	`conf`	Ensembling Multiple Radio Maps with Dynamic Noise in Fingerprint-based Indoor Positioning. VTC Spring Joaquín Torres-Sospedra, Fernando J. Aranda, Fernando J. Álvarez, Darwin Quezada-Gaibor, Ivo Silva, Cristiano G. Pendão, Adriano J. C. Moreira
2021	C	`conf`	Finding Optimal BLE Configuration for Indoor Positioning with Consumption Restrictions. IPIN Fernando J. Aranda, Felipe Parralejo, Teodoro Aguilera, Fernando J. Álvarez, Joaquín Torres-Sospedra
2021	J	`jnl`	High Availability Acoustic Positioning for Targets Moving in Poor Coverage Areas. IEEE Trans. Instrum. Meas. Teodoro Aguilera, Joaquín Aparicio, Fernando J. Álvarez
2021	J	`jnl`	Noise-Resilient Acoustic Low Energy Beacon for Proximity-Based Indoor Positioning Systems. Sensors Teodoro Aguilera, Fernando J. Aranda, Felipe Parralejo, Juan D. Gutiérrez, José A. Moreno, Fernando J. Álvarez
2020	J	`jnl`	BLE-GSpeed: A New BLE-Based Dataset to Estimate User Gait Speed. Data Emilio Sansano-Sansano, Fernando J. Aranda, Raúl Montoliu, Fernando J. Álvarez
2020	J	`jnl`	Doppler compensation algorithm for chirp-based acoustic local positioning systems. Digit. Signal Process. Teodoro Aguilera, Fernando J. Álvarez, José A. Paredes, José A. Moreno
2020	J	`jnl`	Evaluation of Zadoff-Chu, Kasami, and Chirp-Based Encoding Schemes for Acoustic Local Positioning Systems. IEEE Trans. Instrum. Meas. Santiago Murano, Carmen Pérez Rubio, David Gualda, Fernando J. Álvarez, Teodoro Aguilera, Carlos De Marziani
2020	J	`jnl`	Multi-Slot BLE Raw Database for Accurate Positioning in Mixed Indoor/Outdoor Environments. Data Fernando J. Aranda, Felipe Parralejo, Fernando J. Álvarez, Joaquín Torres-Sospedra
2020	J	`jnl`	Precise drone location and tracking by adaptive matched filtering from a top-view ToF camera. Expert Syst. Appl. José A. Paredes, Fernando J. Álvarez, Teodoro Aguilera, Fernando J. Aranda
2019	J	`jnl`	Easily-Deployable Acoustic Local Positioning System Based on Auto-Calibrated Wireless Beacons. Sensors José A. Moreno, Fernando J. Álvarez, Teodoro Aguilera, José A. Paredes
2018	J	`jnl`	3D Indoor Positioning of UAVs with Spread Spectrum Ultrasound and Time-of-Flight Cameras. Sensors José A. Paredes, Fernando J. Álvarez, Teodoro Aguilera, Jose M. Villadangos
2018	J	`jnl`	A Smartphone-Based System for Outdoor Data Gathering Using a Wireless Beacon Network and GPS Data: From Cyber Spaces to Senseable Spaces. ISPRS Int. J. Geo Inf. Eneko Osaba, Roberto Pierdicca, Eva Savina Malinverni, Anna Khromova, Fernando J. Álvarez, Alfonso Bahillo
2018	J	`jnl`	Acoustic Local Positioning With Encoded Emission Beacons. Proc. IEEE Jesús Ureña, Álvaro Hernández, Juan Jesús García, Jose M. Villadangos, María del Carmen Pérez, David Gualda, Fernando J. Álvarez, Teodoro Aguilera
2018	J	`jnl`	Acoustic Tag Identification Based on Noncoherent FSK Detection With Portable Devices. IEEE Trans. Instrum. Meas. Fernando J. Álvarez, Teodoro Aguilera, José A. Paredes, José A. Moreno
2018	J	`jnl`	Multipath Compensation Algorithm for TDMA-Based Ultrasonic Local Positioning Systems. IEEE Trans. Instrum. Meas. Teodoro Aguilera, Fernando J. Álvarez, David Gualda, José Manuel Villadangos, Álvaro Hernández, Jesús Ureña
2017	J	`jnl`	CDMA-based acoustic local positioning system for portable devices with multipath cancellation. Digit. Signal Process. Fernando J. Álvarez, Teodoro Aguilera, Roberto López-Valcarce
2017	—	`conf`	Performance improvement of an ultrasonic LPS by applying a multipath compensation algorithm. I2MTC Teodoro Aguilera, Fernando J. Álvarez, David Gualda, Jose M. Villadangos, Álvaro Hernández, Jesús Ureña
2017	J	`jnl`	WAY: Seamless Positioning Using a Smart Device. Wirel. Pers. Commun. Alfonso Bahillo, Teodoro Aguilera, Fernando J. Álvarez, Asier Perallos
2016	J	`jnl`	Characterization of an Underwater Positioning System Based on GPS Surface Nodes and Encoded Acoustic Signals. IEEE Trans. Instrum. Meas. Joaquín Aparicio, Ana Jiménez, Fernando J. Álvarez, F. Daniel Ruiz, Carlos De Marziani, Jesús Ureña
2016	C	`conf`	Doppler resilient modulation in a CDMA-based acoustic local positioning system. IPIN Daniel Filipe Albuquerque, José Manuel Neto Vieira, Sérgio Ivan Lopes, Teodoro Aguilera, Fernando J. Álvarez
2016	C	`conf`	High energy OFDM pulse design algorithm for acoustic ToF ranging and localization. IPIN Daniel Filipe Albuquerque, José Manuel Neto Vieira, Sérgio Ivan Lopes, Teodoro Aguilera, Fernando J. Álvarez
2015	—	`conf`	Characterization of the Near-Far problem in a CDMA-based acoustic localization system. ICIT Teodoro Aguilera, Fernando J. Álvarez, Almudena Sánchez, Daniel Filipe Albuquerque, José Manuel Neto Vieira, Sérgio Ivan Lopes
2015	C	`conf`	Performance analysis of different SIC-based methods for multipath cancelation. IPIN Teodoro Aguilera, Fernando J. Álvarez, José A. Paredes, Jorge Morera, José A. Moreno
2015	J	`jnl`	Spreading sequences in active sensing: A review. Signal Process. Enrique García, José A. Paredes, Fernando J. Álvarez, María del Carmen Pérez, Juan Jesús García
2014	—	`conf`	Code detection based on generalized Cross-Correlation in DS-CDMA underwater aplications. I2MTC Joaquín Aparicio, Ana Jiménez, Jesús Ureña, Álvaro Hernández, José Manuel Villadangos, María del Carmen Pérez, Enrique García, F. Daniel Ruiz, Carlos De Marziani, Romulo Alcoleas, Fernando J. Álvarez
2013	C	`conf`	Acoustic local positioning system using an iOS device. IPIN Teodoro Aguilera, José A. Paredes, Fernando J. Álvarez, José I. Suárez, Álvaro Hernández
2013	C	`conf`	New pseudo-orthogonal family of polyphase codes to improve Doppler resilience. IPIN José A. Paredes, Teodoro Aguilera, Fernando J. Álvarez, Juan Álvaro Fernández, Jorge Morera
2012	J	`jnl`	Electronic Nose Based on Independent Component Analysis Combined with Partial Least Squares and Artificial Neural Networks for Wine Prediction. Sensors Teodoro Aguilera, Jesús Lozano, José A. Paredes, Fernando J. Álvarez, José I. Suárez
2011	J	`jnl`	Analysis of Doppler Effect on the Pulse Compression of Different Codes Emitted by an Ultrasonic LPS. Sensors José A. Paredes, Teodoro Aguilera, Fernando J. Álvarez, Jesús Lozano, Jorge Morera
2011	J	`jnl`	Modeling the Behavior of an Underwater Acoustic Relative Positioning System Based on Complementary Set of Sequences. Sensors Joaquín Aparicio, Ana Jiménez, Fernando J. Álvarez, Jesús Ureña, Carlos De Marziani, Cristina Diego
2011	J	`jnl`	Recursive algorithm to directly obtain the sum of correlations in a CSS. Signal Process. Carlos De Marziani, Jesús Ureña, Álvaro Hernández, Juan Jesús García, Fernando J. Álvarez, Ana Jiménez, María del Carmen Pérez
2011	J	`jnl`	Ultrasonic Array for Obstacle Detection Based on CDMA with Kasami Codes. Sensors Cristina Diego, Álvaro Hernández, Ana Jiménez, Fernando J. Álvarez, Rebeca Sanz, Joaquín Aparicio
2010	C	`conf`	Analysis of the performance of an Ultrasonic Local Positioning System based on the emission of Kasami codes. IPIN Fernando J. Álvarez, Teodoro Aguilera, Juan Álvaro Fernández, José A. Moreno, Antonio Gordillo
2010	C	`conf`	Bearing estimation algorithm based on spectral analysis of the ultrasonic received echoes. ETFA Cristina Diego, Álvaro Hernández, Ana Jiménez, Joaquín Aparicio, Enrique García, F. Daniel Ruiz, Fernando J. Álvarez
2010	J	`jnl`	Efficient Multisensory Barrier for Obstacle Detection on Railways. IEEE Trans. Intell. Transp. Syst. Juan Jesús García, Jesús Ureña, Álvaro Hernández, Manuel Mazo, José Antonio Jiménez, Fernando J. Álvarez, Carlos De Marziani, Ana Jiménez, Ma Jesús Díaz, Cristina Losada, Enrique García
2010	C	`conf`	Swell effect in shallow underwater acoustic communications. ETFA Joaquín Aparicio, Fernando J. Álvarez, Jesús Ureña, Ana Jiménez, Cristina Diego, Enrique García
2009	J	`jnl`	Acoustic Sensor Network for Relative Positioning of Nodes. Sensors Carlos De Marziani, Jesús Ureña, Álvaro Hernández, Manuel Mazo, Juan Jesús García, Ana Jiménez, Carmen Pérez Rubio, Fernando J. Álvarez, José Manuel Villadangos
2009	J	`jnl`	Advanced Adaptive Sonar for Mapping Applications. J. Intell. Robotic Syst. Álvaro Hernández, Jesús Ureña, Manuel Mazo, Juan Jesús García, Ana Jiménez, José Antonio Jiménez, María del Carmen Pérez, Fernando J. Álvarez, Carlos De Marziani, Jean-Pierre Dérutin, Jocelyn Sérot
2009	C	`conf`	Efficient Hardware Implementation for Detecting CSS-based Loosely Synchronous Codes in a Local Positioning System. ETFA Carmen Pérez Rubio, Jesús Ureña, Álvaro Hernández, Ana Jiménez, F. Daniel Ruiz, Carlos De Marziani, Fernando J. Álvarez
2008	J	`jnl`	Efficient Correlator for LS Codes Generated from Orthogonal CSS. IEEE Commun. Lett. María del Carmen Pérez, Jesús Ureña, Álvaro Hernández, Fernando J. Álvarez, Ana Jiménez, Carlos De Marziani
2007	J	`jnl`	Advanced sensorial system for an acoustic LPS. Microprocess. Microsystems Jesús Ureña, Álvaro Hernández, Ana Jiménez, Jose M. Villadangos, Manuel Mazo, Juan Carlos García García, Juan Jesús García, Fernando J. Álvarez, Carlos De Marziani, María del Carmen Pérez, José Antonio Jiménez, Antonio Ramón Jiménez, Fernando Seco Granja
2007	J	`jnl`	Modular Architecture for Efficient Generation and Correlation of Complementary Set of Sequences. IEEE Trans. Signal Process. Carlos De Marziani, Jesús Ureña, Álvaro Hernández, Manuel Mazo, Fernando J. Álvarez, Juan Jesús García, Patricio G. Donato
2006	C	`conf`	Data Integration by considering spatial diversity in an IR barrier. ETFA Juan Jesús García, Jesús Ureña, Manuel Mazo, Cristina Losada, Álvaro Hernández, Carlos De Marziani, Fernando J. Álvarez
2006	B	`conf`	Detection Module in a Complementary Set of Sequences-Based Pulse Compression System. FPL Fernando J. Álvarez, Álvaro Hernández, Jesús Ureña, Juan Jesús García, Ana Jiménez, P. Santa Teresa
2006	J	`jnl`	Real-time implementation of an efficient correlator for complementary sets of four sequences appl to ultrasonic pulse compression systems. Microprocess. Microsystems Fernando J. Álvarez, Álvaro Hernández, Jesús Ureña, Manuel Mazo, Juan Jesús García, José Antonio Jiménez, Ana Jiménez
2005	J	`jnl`	Using PCA in time-of-flight vectors for reflector recognition and 3-D localization. IEEE Trans. Robotics José Antonio Jiménez, Manuel Mazo, Jesús Ureña, Álvaro Hernández, Fernando J. Álvarez, Juan Jesús García, Enrique Santiso
2003	—	`conf`	Advanced sonar module for mapping applications. ETFA (2) Álvaro Hernández, Jesús Ureña, Manuel Mazo, Juan Jesús García, José Antonio Jiménez, Fernando J. Álvarez