Juan Zapata
Juan Zapata
Associate Professor of Electronics at the Department of Electronics, Computer Technology (UPCT)
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An automatic system of classification of weld defects in radiographic images
R Vilar, J Zapata, R Ruiz
Ndt & E International 42 (5), 467-476, 2009
An adaptive-network-based fuzzy inference system for classification of welding defects
J Zapata, R Vilar, R Ruiz
NDT & e International 43 (3), 191-199, 2010
Performance evaluation of an automatic inspection system of weld defects in radiographic images based on neuro-classifiers
J Zapata, R Vilar, R Ruiz
Expert Systems with Applications 38 (7), 8812-8824, 2011
A system for ubiquitous fall monitoring at home via a wireless sensor network and a wearable mote
R Paoli, FJ Fernández-Luque, G Doménech, F Martínez, J Zapata, R Ruiz
Expert systems with applications 39 (5), 5566-5575, 2012
Smart sensory furniture based on WSN for ambient assisted living
AL Bleda, FJ Fernández-Luque, A Rosa, J Zapata, R Maestre
IEEE Sensors Journal 17 (17), 5626-5636, 2017
Deep learning technology for weld defects classification based on transfer learning and activation features
C Ajmi, J Zapata, S Elferchichi, A Zaafouri, K Laabidi
Advances in Materials Science and Engineering 2020 (1), 1574350, 2020
Using deep learning for defect classification on a small weld X-ray image dataset
C Ajmi, J Zapata, JJ Martínez-Álvarez, G Doménech, R Ruiz
Journal of Nondestructive Evaluation 39, 1-13, 2020
Automatic inspection system of welding radiographic images based on ANN under a regularisation process
J Zapata, R Vilar, R Ruiz
Journal of Nondestructive Evaluation 31, 34-45, 2012
Automated image inspection system to quantify thermal spray splat morphology
MA Mulero, J Zapata, R Vilar, V Martínez, R Gadow
Surface and Coatings Technology 278, 1-11, 2015
A system for ubiquitous fall monitoring at home via a wireless sensor network
FJ Fernandez-Luque, J Zapata, R Ruiz
2010 Annual International Conference of the IEEE Engineering in Medicine and …, 2010
A wireless sensor network for assisted living at home of elderly people
F Fernández-Luque, J Zapata, R Ruiz, E Iborra
Bioinspired Applications in Artificial and Natural Computation: Third …, 2009
Dielectric constant tunability at microwave frequencies and pyroelectric behavior of lead-free submicrometer-structured (Bi0.5Na0.5)1-xBaxTiO3 ferroelectric …
FL Martinez, J Hinojosa, G Domenech, FJ Fernandez-Luque, J Zapata, ...
IEEE transactions on ultrasonics, ferroelectrics, and frequency control 60 …, 2013
Low-frequency CMOS bandpass filter for PIR sensors in wireless sensor nodes
G Domenech-Asensi, JM Carrillo-Calleja, J Illade-Quinteiro, ...
IEEE Sensors Journal 14 (11), 4085-4094, 2014
Ambient assisted living system with capacitive occupancy sensor
FJ Fernandez‐Luque, FL Martínez, G Domčnech, J Zapata, R Ruiz
Expert Systems 31 (4), 378-388, 2014
An energy efficient middleware for an ad-hoc AAL wireless sensor network
FJ Fernandez-Luque, D Pérez, F Martínez, G Domčnech, I Navarrete, ...
Ad hoc networks 11 (3), 907-925, 2013
Wireless sensor network for ambient assisted living
J Zapata, FJ Fernández-Luque, R Ruiz
Wireless sensor networks: Application-centric design 8, 2010
Classification of welding defects in radiographic images using an ANN with modified performance function
R Vilar, J Zapata, R Ruiz
International Work-Conference on the Interplay Between Natural and …, 2009
All-hardware SIFT implementation for real-time VGA images feature extraction
G Doménech-Asensi, J Zapata-Pérez, R Ruiz-Merino, JA López-Alcantud, ...
Journal of Real-Time Image Processing 17, 371-382, 2020
EMFi-based low-power occupancy sensor
FJ Fernandez-Luque, F Martinez, G Domenech, J Zapata, R Ruiz
Sensors and Actuators A: Physical 191, 78-88, 2013
An all‐hardware implementation of the subpixel refinement stage in SIFT algorithm
P Rubio‐Ibáńez, R Ruiz‐Merino, G Doménech‐Asensi, ...
International Journal of Circuit Theory and Applications 46 (9), 1690-1702, 2018
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