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Fábio Mendonça received the BS and MSc degrees in electrical and telecommunications engineering from University of Madeira, and the PhD degree in electrical and computer engineering from Instituto Superior Técnico - University of Lisbon in partnership with Carnegie Mellon University. He works at the University of Madeira and is a researcher with the Interactive Technologies Institute - LARSyS. His research interests include sleep analysis, pattern recognition, and machine learning.
Identification

Personal identification

Full name
Fábio Rúben Silva Mendonça

Citation names

  • Mendonça, Fabio

Author identifiers

Ciência ID
7F1E-8AE9-3098
ORCID iD
0000-0002-5107-3248

Email addresses

  • fabioruben@staff.uma.pt (Professional)
  • fabiorubenn@gmail.com (Personal)

Telephones

Mobile phone
  • 967240991 (Personal)

Knowledge fields

  • Engineering and Technology - Electrotechnical Engineering, Electronics and Informatics

Languages

Language Speaking Reading Writing Listening Peer-review
Portuguese (Mother tongue)
English Proficiency (C2) Proficiency (C2) Proficiency (C2) Proficiency (C2) Proficiency (C2)
Education
Degree Classification
2017/02/01 - 2021/06/16
Concluded
 Engenharia Eletrotécnica e de Computadores (Doutoramento)
Universidade de Lisboa Instituto Superior Técnico, Portugal
"Signal Processing Approaches for Sleep Quality Analysis in Suspected Sleep Disorder Patients" (THESIS/DISSERTATION)
 Aprovado com Distinção e Louvor
2014/10/01 - 2016/01/08
Concluded
 Engenharia Eletrotécnica - Telecomunicações (Mestrado)
Universidade da Madeira, Portugal
" Implementação de sistemas eólicos para redes de sensores sem fios" (THESIS/DISSERTATION)
 17
2009/10/01 - 2013/06/07
Concluded
 Engenharia Eletrónica e Telecomunicações (Licenciatura)
Universidade da Madeira, Portugal
 14
Affiliation

Science

Category
Host institution 		Employer
2017/01/01 - Current Researcher (Research) Laboratório de Robótica e Sistemas de Engenharia, Portugal
Agência Regional para o Desenvolvimento da Investigação Tecnologia e Inovação, Portugal
2016/07/16 - 2016/12/15 Researcher (Research) Universidade da Madeira Madeira Interactive Technologies Institute, Portugal
Universidade da Madeira Madeira Interactive Technologies Institute, Portugal

Teaching in Higher Education

Category
Host institution 		Employer
2022/09/12 - Current Invited Assistant Professor (University Teacher) Universidade da Madeira, Portugal
2021/10/05 - 2022/09/11 Invited Adjunct Teacher (Polytechnic Teacher) Universidade da Madeira, Portugal
2021/02/28 - 2021/07/02 Invited Assistant (University Teacher) Universidade da Madeira, Portugal
2020/02/10 - 2020/06/27 Invited Assistant (University Teacher) Universidade da Madeira, Portugal
Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, Portugal
2019/02/11 - 2019/07/10 Invited Assistant (University Teacher) Universidade da Madeira, Portugal
Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, Portugal
2016/03/01 - 2016/06/15 Invited Assistant (University Teacher) Universidade da Madeira, Portugal
Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, Portugal
2015/02/24 - 2015/06/06 Tutor (University Teacher) Universidade da Madeira, Portugal
Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, Portugal
2014/02/16 - 2014/06/03 Tutor (University Teacher) Universidade da Madeira, Portugal
Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, Portugal
Projects

Contract

Designation Funders
2025/01/01 - 2027/12/30 SENCY - Sustainable Energy Transitions in the Catering Industry
LISBOA2030-FEDER-00850400
Researcher
Ongoing
2024/12/01 - 2026/12/31 eGames Lab
C645022399-00000057
Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal
 Fundação para a Ciência e a Tecnologia
Ongoing
2022/10/01 - 2025/02/28 Sleep Revolution
965417
Researcher
Haskolinn i Reykjavik, Iceland
 Horizon 2020
Ongoing
2022/04/01 - 2023/03/31 RRSO - Restaurant Review Sentiment Analysis
M1420-01-0247-FEDER-000055
Researcher
Concluded
2021/06/01 - 2023/03/31 BASE - BAnana SEnsing
PRODERAM20-16.2.2-FEADER-1810
Researcher
2021/02/28 - 2021/10/04 MTL - Marítimo Training LAB
M1420-01-0247-FEDER-000033
Researcher
Concluded
2019/01/01 - 2019/12/31 Laboratório de Robótica e Sistemas de Engenharia
UID/EEA/50009/2019
Agência Regional para o Desenvolvimento da Investigação Tecnologia e Inovação, Portugal

Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal

Universidade de Lisboa Centro de Ciência e Tecnologia do Ambiente e do Mar, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
Outputs

Publications

Conference paper
  1. Mendonça, Fabio. "Cyclic Alternating Pattern Estimation from One EEG Monopolar Derivation Using a Long Short-Term Memory". 2019.
    10.1109/CEAP.2019.8883470
  2. Mendonça, Fabio. "Automatic Detection of a Phases for CAP Classification". 2018.
    10.5220/0006595103940400
  3. Mendonça, Fabio. "Combination of Deep and Shallow Networks for Cyclic Alternating Patterns Detection". 2018.
    10.1109/CONTROLO.2018.8516418
  4. Mendonça, Fabio. "Sleep Quality Analysis with Cardiopulmonary Coupling". 2018.
    10.1109/ICBEA.2018.8471727
  5. Pestana, D.G.; Mendonca, F.; Morgado-Dias, F.. "A low cost FPGA based thermal imaging camera for fault detection in PV panels". 2017.
    10.1109/IoTGC.2017.8008976
  6. Mendonça, Fabio. "A minimally invasive portable system for sleep apnea detection". 2017.
    10.1109/IWOBI.2017.7985540
  7. Mendonça, Fabio. "Design and power production of small-scale wind turbines". 2017.
    10.1109/ES2DE.2017.8015331
  8. Mendonça, Fabio. "SpO2 based Sleep Apnea Detection using Deep Learning". 2017.
    10.1109/INES.2017.8118534
Journal article
  1. Preety Baglat; Ahatsham Hayat; Sheikh Shanawaz Mostafa; Fábio Mendonça; Fernando Morgado-Dias. "Comparative analysis and evaluation of YOLO generations for banana bunch detection". Smart Agricultural Technology (2025): https://doi.org/10.1016/j.atech.2025.101100.
    10.1016/j.atech.2025.101100
  2. Daniel Parada; Alexandre Branco; Marcos Silva; Fábio Mendonça; Sheikh Mostafa; Fernando Morgado-Dias. "Optimizing an LSTM Self-Attention Architecture for Portuguese Sentiment Analysis Using a Genetic Algorithm". Applied Sciences (2025): https://doi.org/10.3390/app15116336.
    10.3390/app15116336
  3. Pedro C. Mendonça; Filipe Quintal; Fábio Mendonça. "Evaluating LLMs for Automated Scoring in Formative Assessments". Applied Sciences (2025): https://doi.org/10.3390/app15052787.
    10.3390/app15052787
  4. Bruno Silva; Luiz Guerreiro Lopes; Fábio Mendonça. "Multithreaded and GPU-Based Implementations of a Modified Particle Swarm Optimization Algorithm with Application to Solving Large-Scale Systems of Nonlinear Equations". Electronics (2025): https://doi.org/10.3390/electronics14030584.
    10.3390/electronics14030584
  5. Décio Alves; Zeyar Aung; Fábio Mendonça; Sheikh Shanawaz Mostafa; Diogo Freitas; João Pestana; Dinarte Vieira; Marko Radeta; Fernando Morgado-Dias. "A networked station system for high-resolution wind nowcasting in air traffic operations: A data-augmented deep learning approach". PLOS ONE (2025): https://doi.org/10.1371/journal.pone.0316548.
    10.1371/journal.pone.0316548
  6. Décio Alves; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado-Dias. "A comprehensive IoT cloud-based wind station ready for real-time measurements and artificial intelligence integration". e-Prime - Advances in Electrical Engineering, Electronics and Energy (2024): https://doi.org/10.1016/j.prime.2024.100862.
    10.1016/j.prime.2024.100862
  7. Ahatsham Hayat; Preety Baglat; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado-Dias. "Machine learning system for commercial banana harvesting". Engineering Research Express (2024): https://doi.org/10.1088/2631-8695/ad5cd2.
    10.1088/2631-8695/ad5cd2
  8. Edgar Ramos; Arminda Guerra Lopes; Fábio Mendonça. "Application of Machine Learning in Plastic Waste Detection and Classification: A Systematic Review". Processes (2024): https://doi.org/10.3390/pr12081632.
    10.3390/pr12081632
  9. Bruno Silva; Luiz Guerreiro Lopes; Fábio Mendonça. "Parallel GPU-Acceleration of Metaphorless Optimization Algorithms: Application for Solving Large-Scale Nonlinear Equation Systems". Applied Sciences (2024): https://doi.org/10.3390/app14125349.
    10.3390/app14125349
  10. Joaquim Azevedo; Fábio Mendonça. "A Critical Review of the Propagation Models Employed in LoRa Systems". Sensors (2024): https://www.mdpi.com/1424-8220/24/12/3877.
    10.3390/s24123877
  11. Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado-Dias; Joaquim Amândio Azevedo; Antonio G. Ravelo-García; Juan L. Navarro-Mesa. "Noncontact Automatic Water-Level Assessment and Prediction in an Urban Water Stream Channel of a Volcanic Island Using Deep Learning". Electronics (2024): https://doi.org/10.3390/electronics13061145.
    10.3390/electronics13061145
  12. Arturo Alves; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Sleep Analysis by Evaluating the Cyclic Alternating Pattern A Phases". Electronics (2024): https://www.mdpi.com/2079-9292/13/2/333.
    10.3390/electronics13020333
  13. Alexandre Branco; Daniel Parada; Marcos Silva; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Sentiment Analysis in Portuguese Restaurant Reviews: Application of Transformer Models in Edge Computing". Electronics (2024): https://www.mdpi.com/2079-9292/13/3/589.
    10.3390/electronics13030589
  14. Décio Alves; Diogo Freitas; Fábio Mendonça; Sheikh Mostafa; Fernando Morgado-Dias. "Wind Limitations at Madeira International Airport: A Deep Learning Prediction Approach". IEEE Access (2024): https://doi.org/10.1109/ACCESS.2024.3394447.
    10.1109/ACCESS.2024.3394447
  15. Décio Alves; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "The Potential of Machine Learning for Wind Speed and Direction Short-Term Forecasting: A Systematic Review". Computers (2023): https://www.mdpi.com/2073-431X/12/10/206.
    10.3390/computers12100206
  16. Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias; Antonio G. Ravelo-García. "On the Use of Kullback–Leibler Divergence for Kernel Selection and Interpretation in Variational Autoencoders for Feature Creation". Information (2023): https://www.mdpi.com/2078-2489/14/10/571.
    10.3390/info14100571
  17. Décio Alves; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Automated Aviation Wind Nowcasting: Exploring Feature-Based Machine Learning Methods". Applied Sciences (2023): https://www.mdpi.com/2076-3417/13/18/10221.
    10.3390/app131810221
  18. Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado-Dias; Antonio G. Ravelo-García; Ivana Rosenzweig. "Towards automatic EEG cyclic alternating pattern analysis: a systematic review". Biomedical Engineering Letters (2023): https://doi.org/10.1007/s13534-023-00303-w.
    10.1007/s13534-023-00303-w
  19. Ankit Gupta; Fábio Mendonça; Sheikh Shanawaz Mostafa; Antonio G. Ravelo-García; Fernando Morgado Dias. "Visual Explanations of Deep Learning Architectures in Predicting Cyclic Alternating Patterns Using Wavelet Transforms". Electronics (2023): https://www.mdpi.com/2079-9292/12/13/2954.
    10.3390/electronics12132954
  20. André Moura; Pedro Lima; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "On the Use of Transformer-Based Models for Intent Detection Using Clustering Algorithms". Applied Sciences (2023): https://www.mdpi.com/2076-3417/13/8/5178.
    10.3390/app13085178
  21. Aníbal Chaves; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Graphical User Interface for the Development of Probabilistic Convolutional Neural Networks". Signals (2023): https://www.mdpi.com/2624-6120/4/2/16.
    10.3390/signals4020016
  22. Fábio Mendonça; Sheikh Shanawaz Mostafa; Ankit Gupta; Erna Sif Arnardottir; Timo Leppänen; Fernando Morgado-Dias; Antonio G Ravelo-García. "A-phase index: an alternative view for sleep stability analysis based on automatic detection of the A-phases from the cyclic alternating pattern". Sleep (2023): https://doi.org/10.1093/sleep/zsac217.
    10.1093/sleep/zsac217
  23. Ahatsham; Preety Baglat; Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Novel Comparative Study for the Detection of COVID-19 Using CT Scan and Chest X-ray Images". International Journal of Environmental Research and Public Health (2023): https://www.mdpi.com/1660-4601/20/2/1268.
    10.3390/ijerph20021268
  24. Preety Baglat; Ahatsham; Fábio Mendonça; Ankit Gupta; Sheikh Shanawaz Mostafa; Fernando Morgado Dias. "Non-Destructive Banana Ripeness Detection Using Shallow and Deep Learning: A Systematic Review". Sensors (2023): https://www.mdpi.com/1424-8220/23/2/738.
    10.3390/s23020738
  25. Fábio Mendonça; Sheikh Shanawaz Mostafa; Diogo Nuno Freitas; Fernando Morgado Dias; Antonio G. Ravelo-García. "Multiple Time Series Fusion Based on LSTM: An Application to CAP A Phase Classification Using EEG". International Journal of Environmental Research and Public Health (2022): https://www.mdpi.com/1660-4601/19/17/10892.
    10.3390/ijerph191710892
  26. Fábio Mendonça; Sheikh Shanawaz Mostafa; Diogo Nuno Freitas; Fernando Morgado Dias; Antonio G. Ravelo-García. "Heuristic Optimization of Deep and Shallow Classifiers: An Application for Electroencephalogram Cyclic Alternating Pattern Detection". Entropy (2022): https://www.mdpi.com/1099-4300/24/5/688.
    10.3390/e24050688
  27. Mendonça, Fabio. "A Method based on Cardiopulmonary Coupling Analysis for Sleep Quality Assessment with FPGA Implementation". Artificial Intelligence in Medicine (2021): 102019-102019.
    https://doi.org/10.1016/j.artmed.2021.102019
  28. Mendonça, Fabio. "Cyclic alternating pattern estimation based on a probabilistic model over an EEG signal". Biomedical Signal Processing and Control (2020): http://dx.doi.org/10.1016/j.bspc.2020.102063.
    10.1016/j.bspc.2020.102063
  29. Mendonça, Fabio. "A Method for Sleep Quality Analysis Based on CNN Ensemble With Implementation in a Portable Wireless Device". IEEE Access (2020): http://dx.doi.org/10.1109/access.2020.3019734.
    10.1109/access.2020.3019734
  30. Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias; Antonio G. Ravelo-García. "An Oximetry Based Wireless Device for Sleep Apnea Detection". Sensors (2020): https://www.mdpi.com/1424-8220/20/3/888.
    10.3390/s20030888
  31. Mendonça, Fabio. "Matrix of Lags: a tool for Analysis of Multiple Dependent Time Series applied for CAP scoring". Computer Methods and Programs in Biomedicine (2020): http://dx.doi.org/10.1016/j.cmpb.2020.105314.
    10.1016/j.cmpb.2020.105314
  32. Mendonça, Fabio. "Multi-Objective Hyperparameter Optimization of Convolutional Neural Network for Obstructive Sleep Apnea Detection". IEEE Access (2020): http://dx.doi.org/10.1109/access.2020.3009149.
    10.1109/access.2020.3009149
  33. Mendonça, Fabio. "On the use of patterns obtained from LSTM and feature-based methods for time series analysis: application in automatic classification of the CAP A phase subtypes". Journal of Neural Engineering (2020):
    https://doi.org/10.1088/1741-2552/abd047
  34. Fábio Mendonça; Sheikh Shanawaz Mostafa; Fernando Morgado Dias; Antonio G. Ravelo-García. "A Portable Wireless Device for Cyclic Alternating Pattern Estimation from an EEG Monopolar Derivation". Entropy (2019): https://www.mdpi.com/1099-4300/21/12/1203.
    10.3390/e21121203
  35. Sheikh Shanawaz Mostafa; Fábio Mendonça; Antonio G. Ravelo-García; Fernando Morgado Dias. "A Systematic Review of Detecting Sleep Apnea Using Deep Learning". Sensors (2019): https://www.mdpi.com/1424-8220/19/22/4934.
    10.3390/s19224934
  36. Mendonça, Fabio. "A Review of Approaches for Sleep Quality Analysis". IEEE Access (2019): http://dx.doi.org/10.1109/access.2019.2900345.
    10.1109/access.2019.2900345
  37. Mendonça, Fabio. "Sleep quality of subjects with and without sleep-disordered breathing based on the cyclic alternating pattern rate estimation from single-lead ECG". Physiological Measurement 40 10 (2019): 105009-105009.
    10.1088/1361-6579/ab4f08
  38. Mendonça, Fabio. "SC3: self-configuring classifier combination for obstructive sleep apnea". Neural Computing and Applications (2019): 1-17.
    10.1007/s00521-019-04582-2
  39. Mendonça, Fabio. "A portable wireless device based on oximetry for sleep apnea detection". Computing (2018): 1-17.
    10.1007/s00607-018-0624-7
  40. Mendonça, Fabio. "Automatic detection of cyclic alternating pattern". Neural Computing and Applications (2018): 1-11.
    10.1007/s00521-018-3474-5
  41. Mendonça, Fabio. "A Review of Obstructive Sleep Apnea Detection Approaches". IEEE Journal of Biomedical and Health Informatics (2018):
    10.1109/JBHI.2018.2823265
  42. Mendonça, Fabio. "Devices for Home Detection of Obstructive Sleep Apnea: A Review". Sleep Medicine Reviews (2018):
    10.1016/j.smrv.2018.02.004
  43. Mendonça, Fabio. "Sleep quality estimation by cardiopulmonary coupling analysis". IEEE Transactions on Neural Systems and Rehabilitation Engineering (2018):
    10.1109/TNSRE.2018.2881361
  44. Mendonça, Fabio. "Small scale wind energy harvesting with maximum power tracking". AIMS Energy (2015):
    10.3934/energy.2015.3.297
Thesis / Dissertation
  1. Mendonça, Fabio. "Implementação de sistemas eólicos para redes de sensores sem fios". 2015. http://hdl.handle.net/10400.13/1116.
Activities

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2023 - 2034/02/02 Deep Learning for Sentiment Analysis: a case study of Portuguese Restaurant Reviews
Co-supervisor
 Engenharia Eletrotécnica - Telecomunicações (Master)
Universidade da Madeira, Portugal
2023/11 - 2025/05 Very Short-Range Forecasting of Wind Speed and Direction for Air Tra¿ic Operationsat Madeira Airport
Co-supervisor
 Engenharia Eletrotécnica (PhD)
Universidade da Madeira, Portugal
2023/10 - 2024/07 Smart Solutions for a Cleaner Planet: Artificial Intelligence and Machine Learning in Plastic Waste Reduction
Co-supervisor
 Engenharia Informática - Área de especialização em Desenvolvimento de Software e Sistemas Interativos (Master)
Instituto Politécnico de Castelo Branco, Portugal
2023 - 2024/01/05 Sentiment Analysis of Restaurant Reviews in Portuguese A transfer learning and ensemble approach with edge computing
Co-supervisor
 Engenharia Eletrotécnica - Telecomunicações (Master)
Universidade da Madeira, Portugal
2021 - 2022/10/14 Interface Gráfica para Desenvolvimento de Redes Neuronais Convolucionais Probabilísticas.
Co-supervisor
 Engenharia Informática (Master)
Universidade da Madeira, Portugal
2021 - 2022/03/23 Sleep Analysis Through Electroencephalogram Cyclic Alternating Pattern A Phase Detection
Co-supervisor
 Engenharia Informática (Master)
Universidade da Madeira, Portugal

Interview (newspaper / magazine)

Activity description Newspaper / Forum
2021/06/13 Título: Sono é a segunda causa mais comum para procurar médico. Páginas 18-19. Diário de Notícias

Interview (tv / radio show)

Program Topic
2023 - Current UMa Investiga, temporada 2, episódio 3, RTP Madeira, 2023 Divulgação científica
2023 - Current UMa Investiga, temporada 1, episódio 10, RTP Madeira, 2023. Divulgação Científica
Distinctions

Award

2018 First prize in the category of innovation / research and transfer projects in 2018 edition of the Cátedra Telefónica awards
Universidad de Las Palmas de Gran Canaria, Spain
2017 Best student paper – IEEE International Conference and Work Shop on Bioinspired Intelligence (IWOBI 2017)
2015 Best student award in electrical and telecommunications engineering
Universidade da Madeira, Portugal

Other distinction

2021 Distinction and Honor in the conclusion of the PhD