Andre Ribeiro Lourenco

André Lourenço

Former IT academic position:	Assistant Professor
Joining/Leaving IT dates:	15-09-2002 / 31-12-2021
Roles held in IT:	Researcher
Former IT thematic line:	Information and Data Sciences
Group:	Pattern and Image Analysis – Lx

Alternative Personal Web Page

https://www.orcid.org/0000-0001-8935-9578

By Authors | By Institutions

Scientific Achievements

Degrees

PhD, Instituto Superior Técnico, 30-11-2014
MSc, Instituto Superior Técnico, 01-09-2002
Licenciatura, Instituto Superior Técnico, 01-12-2001

Expertise Topics

Pattern Recognition
Clustering
Biometrics
ECG biometrics

Affiliations

Instituto Superior de Engenharia de Lisboa - ISEL, 15-09-2005, Assistant Professor

Academic Activities

4Lecture courses

Digital Signal Processing, Instituto Superior de Engenharia de Lisboa, Licenciatura em Engenharia de Electrónica e Telecomunicações e de Computadores (LEETC)
Signals and Systems, Instituto Superior de Engenharia de Lisboa, Licenciatura em Engenharia de Electrónica e Telecomunicações e de Computadores (LEETC)
Programming, Instituto Superior de Engenharia de Lisboa, Licenciatura em Engenharia Informática e de Computadores (LEIC)

Digital Signal Processing, Instituto Superior de Engenharia de Lisboa, Licenciatura em Engenharia de Redes de Comunicação e Multimédia (LERCM)

Supervision of theses

2MSc Student

Driver’s Fatigue State Monitoring using Physiological Signals, MSc Student, Cláudia Sofia Alferes Ribeiro da Silva Silveira, Concluded 07-2017
Continuous Biometric: Identification on the Steering Wheel, MSc Student, João Ribeiro Pinto, Concluded 07-2017

3Research Grant

Sistema de Reconhecimento Biométrico por Identificação Baseado em Sinais de ECG, Research Grant, Daniel Santos, Concluded 09-2010
MonitorPLUX Android: Sistema de Telemonitorização Baseado na Plataforma Android, Research Grant, Nuno Paz, Concluded 09-2010
Pablo Neruda: Classificação automática de e-mails, Research Grant, Tony Tam, Concluded 11-2008

Co-Supervision of theses

9MSc Student

Monitorização de Sinais Vitais em Bebés: Desenvolvimento de um Wearable e Demonstração da sua Fiabilidade, MSc Student, Irina Raquel Gonçalves Neves, Concluded 12-2025
Exploring Continuous and Predictive In-vehicle Detection of Driver Drowsiness: Analysis of Reaction Time, Steering Wheel Angle and Drowsiness, MSc Student, Caio Felipe dos Santos Oliveira, Concluded 11-2025
Driver profile classification, MSc Student, Luís Miguel Pinto Loureiro, Concluded 09-2022
LIBRARY AND APPLICATIONS FOR DSP AND SDR RESEARCH, MSc Student, David Pinho, Concluded 10-2020
Fatigue and drowsiness detection using inertial sensors and electrocardiogram, MSc Student, António Cerca, Concluded 02-2019
Driver’s Fatigue State Monitoring using Physiological Signals, MSc Student, Cláudia Sofia Alferes Ribeiro da Silva Silveira, Concluded 07-2017
Continuous Biometric: Identification on the Steering Wheel, MSc Student, João Ribeiro Pinto, Concluded 07-2017
Embedded platform for ecg biometric recognition, MSc Student, André Cigarro Matos, Concluded 07-2013
Etiquetagem Automática de Mensagens de Correio Electrónico, MSc Student, Tony Tam, Concluded 10-2011

Publications

10Books Chapters

A. P. Alves Alves, João Martins Martins, H. Silva, A. Lourenço, A. L. N. Fred, H. F. Ferreira, Paper-based inkjet electrodes: Experimental study for ECG applications, Chapter in, Physiological Computing Systems, Springer Berlin Heidelberg, Berlin, 2014
A. Lourenço, S. Bulo Bulo, A. L. N. Fred, M. Pelillo, Consensus Clustering with Robust Evidence Accumulation, Chapter in, Energy Minimization Methods in Computer Vision and Pattern Recognition, Heyden, Anders and Kahl, Fredrik and Olsson, Carl and Oskarsson, Magnus and Tai, Xue-Cheng, Springer, Lund, 2013
A. Lourenço, S. Bulo Bulo, N. Rebagliati, A. L. N. Fred, M. A. T. Figueiredo, M. Pelillo, A MAP approach to evidence accumulation clustering, Chapter in, Pattern Recognition Applications and Methods 2013, Revised Selected Papers, Maria De Marsico and Ana Fred, Springer, Vilamoura, 2013
A. Lourenço, S. Bulo Bulo, C. C. Carreiras, H. Silva, A. L. N. Fred, M. Pelillo, Dominant Set Approach to ECG Biometrics, Chapter in, CIARP 2013, Part I, LNCS 8258 proceedings, ?, Springer, Havana, 2013
A. L. N. Fred, A. Lourenço, H. Aidos, S. Bulo Bulo, N. Rebagliati, M. A. T. Figueiredo, M. Pelillo, Learning Similarities from Examples under the Evidence Accumulation Clustering Paradigm, Chapter in, Similarity-Based Pattern Analysis and Recognition, Marcello Pelillo, Springer, 2013
A. Lourenço, A. L. N. Fred, M. A. T. Figueiredo, A Generative Dyadic Aspect Model for Evidence Accumulation Clustering, Chapter in, SIMBAD 2011, M. Pelillo and E.R. Hancock, Springer, 2011
J. Duarte, A. L. N. Fred, A. Lourenço, F. Jorge Duarte Duarte, On Consensus Clustering Validation, Chapter in, Structural, Syntactic, and Statistical Pattern Recognition, Hancock, Edwin and Wilson, Richard and Windeatt, Terry and Ulusoy, Ilkay and Escolano, Francisco, Springer, 2010
S. Bulo Bulo, A. Lourenço, A. L. N. Fred, Pairwise Probabilistic Clustering Using Evidence Accumulation, Chapter in, Structural, Syntactic, and Statistical Pattern Recognition, Edwin R. Hancock and Richard C. Wilson and Terry Windeatt and Ilkay Ulusoy and Francisco Escolano, Springer, Berlin, 2010
A. Ferreira, A. Lourenço, B.P. Pinto, J.T. Tendeiro, Tuning Iris Recognition for Noisy Images, Chapter in, BIOSTEC 2009, CCIS-Communications in Computer and Information Science, vol. 52, A. Fred, J. Filipe, H. Gamboa, Springer, Berlin, 2010
A. L. N. Fred, A. Lourenço, Cluster Ensemble Methods: from Single Clusterings to Combined Solutions, Chapter in, Supervised and Unsupervised Ensemble Methods and their Applications, Oleg Okun and Giorgio Ventini, Springer, 2008

10Papers in Journals

J. R. P. Pinto, JSCardoso Cardoso, A. Lourenço, C. C. Carreiras, Towards a Continuous Biometric System Based on ECG Signals Acquired on the Steering Wheel, Sensors, Vol. 17, No. 10, pp. 2228 - 2228, September, 2017,
| Abstract | BibTex
D. Alves, A. Lourenço, I. Antunes, J. Leitão, How trustworthy are ECG monitors? The filter selection dilemma, Revista Portuguesa de Anestesiologia, Vol. 25, No. 3, pp. 84 - 90, September, 2016,
| Abstract | Full text (PDF 1011 KBs) | BibTex
A. Lourenço, S. Bulo Bulo, N. Rebagliati, A. L. N. Fred, M. A. T. Figueiredo, M. Pelillo, Probabilistic consensus clustering using evidence accumulation, Machine Learning, Vol. 98, No. 1-2, pp. 331 - 357, April, 2015,
| Abstract | BibTex
H. Silva, C. C. Carreiras, A. Lourenço, A. L. N. Fred, R. César das Neves, R. Ferreira, Off-the Person Electrocardiography: Performance Assessment and Clinical Correlation, Health and Technology, Vol. 4, No. 4, pp. 309 - 318, February, 2015,
| Abstract | BibTex
A. Cigarro Matos, J. Nascimento, A. Lourenço, Embedded System for Individual Recognition Based on ECG Biometrics, Procedia Technology, Vol. 17, No. -, pp. 265 - 272, September, 2014,
| Abstract | BibTex
H. Silva, A. Lourenço, A. L. N. Fred, RCM Martins, BIT: Biosignal Igniter Toolkit, Computer Methods and Programs in Biomedicine, Vol. 115, No. 1, pp. 20 - 32, June, 2014 | BibTex
H. Silva, A. Lourenço, A. L. N. Fred, N. Raposo, M. Aires-de-Sousa, Check Your Biosignals Here: A New Dataset for Off-the-Person ECG Biometrics, Computer Methods and Programs in Biomedicine, Vol. 113, No. 2, pp. 503 - 514, February, 2014 | Full text (PDF 3 MBs) | BibTex
A. Lourenço, H. Silva, C. C. Carreiras, A. P. Alves Alves, A. L. N. Fred, A web-based platform for biosignal visualization and annotation, Multimedia Tools and Applications, Vol. ?, No. ?, pp. 1 - 28, February, 2013,
| Abstract | BibTex
R. Tomás, A. Lourenço, H. Silva, V. Lee, S. Going, Effects of Whole-Body Vibration on Vastus Lateralis Activation During Isometric and Dynamic Squatting, Journal of Rehabilitation Medicine, Vol., No. 49, pp. 139 - 140, July, 2011,
| Abstract | BibTex
A. Lourenço, H. Silva, A. L. N. Fred, Unveiling the Biometric Potential of Finger-Based ECG Signals, Computational Intelligence and Neuroscience, Vol. 2011, No. 5, pp. -, January, 2011,
| Abstract | BibTex

82Papers in Conferences

L. Loureiro, A. Ferreira, A. Lourenço, Building a Dataset for Trip Style Assessment Based on Real Trip Data, INSTICC International Conference on Data Science, Technology and Applications (DATA) DATA, Rome, Italy, Vol., pp. 287 - 294, July, 2023,
| Abstract | BibTex
L. Loureiro, A. Ferreira, A. Lourenço, Finding Driver Styles on Driver Behavior Data with Unsupervised Learning, RECPAD Portuguese Conf. on Pattern Recognition - RecPad RECPAD, Leiria, Portugal, October, 2022,
| Abstract | BibTex
A. Cerca, A. Ferreira, A. Lourenço, Increasing Road Safety with Machine Learning - A Fatigue and Drowsiness Detection System, Portuguese Conf. on Pattern Recognition - RecPad, Evora, Portugal, October, 2020,
| Abstract | Full text (PDF 1 MB) | BibTex
A. Cerca, A. Ferreira, A. Lourenço, A Study on Compression Techniques for off-the-person Electrocardiogram Signals, IEEE Portuguese Meeting on Bioengineering ENBENG, Lisboa, Portugal, February, 2019 | BibTex
P. Almeida Almeida, T. Schafer, A. Lourenço, J. Simão, Monitorização do processo de condução e alertas baseados no contexto,, Inforum - Simpósio de Informática, Lisboa, Portugal, Vol. ., pp. . - ., September, 2016 | BibTex
A. Lourenço, A. P. Alves Alves, C. C. Carreiras, R. Duarte, A. L. N. Fred, CardioWheel: ECG biometrics on the steering wheel, European Conf. on Machine Learning and Principles and Practice of Knowledge Discovery in Databases - ECML/PKDD, Porto, Portugal, Vol. ?, pp. ? - ?, September, 2015,
| Abstract | BibTex
H. Aidos, A. Lourenço, DB Batista, S. Bulo Bulo, A. L. N. Fred, Semi-Supervised Consensus Clustering for ECG Pathology Classification, European Conf. on Machine Learning and Principles and Practice of Knowledge Discovery in Databases - ECML/PKDD, Porto, Portugal, Vol. 9286, pp. 150 - 164, September, 2015,
| Abstract | BibTex
F. M. Marques, C. C. Carreiras, A. Lourenço, A. L. N. Fred, R. Ferreira, ECG Biometrics Using a Dissimilarity Space Representation, International Conf. on Bio-inspired Systems and Signal Processing - Biosignals - INSTICC, lisbon, Portugal, Vol. ?, pp. ? - ?, January, 2015 | BibTex
B. Gamecho, J. Guerreiro Guerreiro, A. P. Alves Alves, A. Lourenço, H. Silva, L. Gardeazabal, J. Abascal, A. L. N. Fred, Evaluation of a Context-Aware Application for Mobile Robot Control Mediated by Physiological Data: The ToBITas Case Study, Ubiquitous Computing and Ambient Intelligence. Personalisation and User Adapted Services UCAmI, Belfast, United Kingdom, Vol. 8867, pp. 147 - 154, December, 2014,
| Abstract | BibTex
A. Lourenço, S. Bulo Bulo, C. C. Carreiras, A. L. N. Fred, ECG Analysis Using Consensus Clustering, European Signal Processing Conference EUSIPCO, Lisbon, Portugal, Vol. ?, pp. 511 - 515, September, 2014,
| Abstract | BibTex
C. C. Carreiras, A. Lourenço, A. L. N. Fred, ECG signals for biometric applications: Are we there yet?”, International Conf. on Informatics in Control, Automation and Robotics - ICINCO, Viena, Austria, Vol. 1, pp. 765 - 772, September, 2014 | BibTex
A. Lourenço, C. C. Carreiras, H. Silva, A. L. N. Fred, ECG Biometrics: A template selection approach, IEEE International Symp. on Medical Measurements and Applications - MeMeA, Lisbon, Portugal, Vol. ?, pp. ? - ?, June, 2014,
| Abstract | BibTex
H. Silva, J. Guerreiro Guerreiro, A. Lourenço, A. L. N. Fred, RCM Martins, BITalino: A Novel Hardware Framework for Physiological Computing, International Conf. Physiological Computing Systems - PhyCS, Lisbon, Portugal, Vol., pp. 246 - 253, January, 2014,
| Abstract | Full text (PDF 4 MBs) | BibTex
A. P. Alves Alves, João Martins Martins, H. Silva, A. Lourenço, A. L. N. Fred, H. F. Ferreira, Experimental Study and Evaluation of Paper-based Inkjet Electrodes for ECG Signal Acquisition, International Conf. Physiological Computing Systems - PhyCS, Lisbon, Portugal, Vol., pp. 275 - 281, January, 2014,
| Abstract | BibTex
M. S. Santos Santos, V. Moniz-Pereira, A. Lourenço, A. L. N. Fred, António Veloso Veloso, Relevant Elderly Gait Features For Functional Fitness Level Grouping, International Conf. Physiological Computing Systems - PhyCS, Lisbon, Portugal, Vol. -, pp. 153 - 160, January, 2014,
| Abstract | BibTex
E. P. Pinto, P. Santana, F. M. Marques, R. M. Mendonça, A. Lourenço, J. B. Barata, On the design of a robotic system composed of an unmanned surface vehicle and a piggybacked VTOL, Technological Innovation for Collective Awareness Systems, Lisboa, Portugal, Vol. 1, pp. 193 - 200, January, 2014 | BibTex
J. Guerreiro Guerreiro, A. Lourenço, H. Silva, A. L. N. Fred, Performance Comparison of Low-cost Hardware Platforms Targeting Physiological Computing Applications, Conf. on Electronics, Telecommunications and Computers - CETC, Lisbon, Portugal, Vol. ?, pp. 399 - 406, December, 2013,
| Abstract | Full text (PDF 7 MBs) | BibTex
C. C. Carreiras, H. Silva, A. Lourenço, Exploring heartbeat sub-patterns for person identification, Portuguese Conf. on Pattern Recognition - RecPad, Lisboa, Portugal, November, 2013 | BibTex
F. Duarte, A. Lourenço, A. Abrantes, Activity Classification using a SmartPhone, International Conf. on E-Health Networking, Applications and Services - HealthCom, Lisbon, Portugal, Vol. ?, pp. ? - ?, October, 2013,
| Abstract | BibTex
A. Cigarro Matos, A. Lourenço, J. Nascimento, Biometric Recognition System Using Low Bandwidth ECG Signals, International Conf. on E-Health Networking, Applications and Services - HealthCom, Lisbon, Portugal, Vol. ?, pp. ? - ?, October, 2013,
| Abstract | BibTex
H. Silva, A. Lourenço, A. L. N. Fred, A. K. Jain, Finger ECG Signal for User Authentication: Usability and Performance, IEEE International Conf. on Biometrics: Theory, Applications and Systems - BTAS, Washington DC, United States, Vol., pp. 1 - 8, September, 2013,
| Abstract | Full text (PDF 1 MB) | BibTex
H. Silva, C. C. Carreiras, A. Lourenço, A. L. N. Fred, Off-the-person Electrocardiography, International Congress on Cardiovasular Technologies - CARDIOTECHNIX, Vilamoura, Portugal, September, 2013 | BibTex
C. C. Carreiras, A. Lourenço, H. Aidos, H. Silva, A. L. N. Fred, Morphological ECG Analysis for Attention Detection, International Conf. on Neural Computation Theory and Applications - NTCA, Vilamoura, Portugal, Vol. ?, pp. ? - ?, September, 2013,
| Abstract | BibTex
A. Cigarro Matos, A. Lourenço, J. Nascimento, Embedded System for ECG Biometrics, International Congress on Cardiovasular Technologies - CARDIOTECHNIX, Vilamoura, Portugal, Vol. ?, pp. ? - ?, September, 2013,
| Abstract | BibTex
C. C. Carreiras, A. Lourenço, H. Silva, A. L. N. Fred, Comparative Study of Medical-grade and Off-the-person ECG Systems, International Workshop on Pervasive Electrocardiography - IWoPE, Vilamoura, Portugal, Vol. ?, pp. ? - ?, September, 2013,
| Abstract | BibTex
A. L. N. Fred, J. Guerreiro Guerreiro, RCM Martins, H. Silva, A. Lourenço, BITalino:A Multimodal Platform for Physiological Computing, International Conf. on Informatics in Control, Automation and Robotics - ICINCO, Reykjavik, Iceland, Vol. 1, pp. 500 - 506, July, 2013,
| Abstract | Full text (PDF 9 MBs) | BibTex
A. P. Alves Alves, H. Silva, A. Lourenço, A. L. N. Fred, SignalBIT: A web-based platform for real-time biosignal visualization and recording, International Conf. on Signal Processing and Multimedia Applications, Reykjavik, Iceland, Vol., pp. 156 - 162, July, 2013,
| Abstract | BibTex
H. Silva, A. P. Alves Alves, A. Lourenço, A. L. N. Fred, I. Montalvão, L. Alegre, Towards the Detection of Deception in Interactive Multimedia Environments, Human-Computer Interaction & Knowledge Discovery HCI-KDD, Maribor, Slovenia, Vol., pp. 65 - 76, July, 2013 | BibTex
A. Lourenço, S. Bulo Bulo, N. Rebagliati, A. L. N. Fred, M. A. T. Figueiredo, M. Pelillo, Consensus Clustering using Partial Evidence Accumulation, Iberian Conf. on Pattern Recognition and Image Analysis, Funchal, Portugal, Vol. 7887 LNCS, pp. 69 - 78, June, 2013,
| Abstract | BibTex
A. Lourenço, H. Silva, C. C. Carreiras, A. L. N. Fred, Outlier Detection in Non-Intrusive ECG Biometric System, International Conf. on Image Analysis and Recognition, Póvoa de Varzim, Portugal, Vol. ?, pp. ? - ?, June, 2013 | BibTex
C. C. Carreiras, A. Lourenço, H. Silva, A. L. N. Fred, A Unifying Approach to ECG Biometric Recognition Using the Wavelet Transform, International Conf. on Image Analysis and Recognition, Póvoa do Varzim, Portugal, Vol. ?, pp. ? - ?, June, 2013,
| Abstract | BibTex
A. Lourenço, H. Silva, C. C. Carreiras, A. L. N. Fred, Outlier Detection in Non-intrusive ECG Biometric System, AIMI International Conf. on Image Analysis and Recognition - ICIAR, Póvoa do Varzim, Portugal, Vol. 7950, pp. 43 - 52, June, 2013,
| Abstract | BibTex
C. C. Carreiras, A. Lourenço, H. Silva, A. L. N. Fred, A Unifying Approach to ECG Biometric Recognition Using the Wavelet Transform, AIMI International Conf. on Image Analysis and Recognition - ICIAR, Póvoa do Varzim, Portugal, Vol. 7950, pp. 53 - 62, June, 2013,
| Abstract | BibTex
A. P. Alves Alves, H. Silva, A. Lourenço, A. L. N. Fred, I. Montalvão, Uncovering lying detection using blood volume pulse and electrodermal activity, Conf. on Telecommunications - ConfTele, Castelo Branco, Portugal, Vol., pp. 265 - 268, May, 2013 | BibTex
A. Lourenço, A. L. N. Fred, S. Bulo Bulo, N. Rebagliati, M. A. T. Figueiredo, M. Pelillo, Probabilistic Consensus Solutions on Evidence Accumulation Clustering, Jornadas de Classificação e Análise de Dados - JOCLAD, Guimaraes, Portugal, Vol. ?, pp. ? - ?, April, 2013 | BibTex
A. Lourenço, S. Bulo Bulo, N. Rebagliati, M. A. T. Figueiredo, A. L. N. Fred, M. Pelillo, Probabilistic Evidence Accumulation for Clustering Ensembles, International Conf. on Pattern Recognition Applications and Methods - ICPRAM, Barcelona, Spain, Vol. ?, pp. ? - ?, February, 2013,
| Abstract | BibTex
H. Silva, A. Lourenço, F. A. L. Canento, A. L. N. Fred, ECG Biometrics: Principles and Applications, International Conf. on Bio-inspired Systems and Signal Processing - Biosignals - INSTICC, , Spain, Vol., pp. 215 - 220, February, 2013,
| Abstract | Full text (PDF 2 MBs) | BibTex
A. P. Alves Alves, H. F. Silva, H. Silva, A. Lourenço, A. L. N. Fred, BITalino: A Biosignal Acquisition System based on the Arduino, INSTICC International Conf. on Biomedical Electronics and Devices - Biodevices, Barcelona, Spain, Vol., pp. 261 - 264, February, 2013,
| Abstract | BibTex
M. S. Santos Santos, A. L. N. Fred, H. Silva, A. Lourenço, EIGEN HEARTBEATS FOR USER IDENTIFICATION, International Conf. on Bio-inspired Systems and Signal Processing - Biosignals - INSTICC, Barcelona, Spain, Vol. -, pp. - - -, February, 2013,
| Abstract | BibTex
C. C. Carreiras, H. Silva, A. Lourenço, A. L. N. Fred, StorageBIT: A Metadata-aware, Extensible, Semantic, and Hierarchical Database for Biosignals, INSTICC International Conf. on Health Informatics - Healthinf, Barcelona, Spain, Vol., pp. 65 - 74, February, 2013,
| Abstract | BibTex
M. Canovas Cânovas, H. Silva, A. Lourenço, A. L. N. Fred, MobileBIT: A Framework for Mobile Interaction Recording and Display, INSTICC International Conf. on Health Informatics - Healthinf, Barcelona, Spain, Vol., pp. 366 - 369, February, 2013,
| Abstract | BibTex
F. A. L. Canento, A. Lourenço, H. Silva, A. L. N. Fred, On Real Time ECG Algorithms for Biometric Applications, International Conf. on Bio-inspired Systems and Signal Processing - Biosignals - INSTICC, Barcelona, Spain, Vol. ?, pp. ? - ?, February, 2013,
| Abstract | BibTex
R. M. Mendonça, P. Santana, F. M. Marques, A. Lourenço, J. Silva, J. B. Barata, Kelpie: A ROS-Based Multi-Robot Simulator for Water Surface and Aerial Vehicles, IEEE International Conf. on Systems, Man, and Cybernetics - SMC, Manchester, United Kingdom, Vol. 1, pp. 3645 - 3650, January, 2013 | BibTex
F. M. Marques, P. Santana, M. G. Guedes, A. Lourenço, E. P. Pinto, J. B. Barata, Online self-reconfigurable robot navigation in heterogeneous environments, IEEE International Symp. on Industrial Electronics - ISIE, Taipei, Taiwan, Vol. 1, pp. 1 - 6, January, 2013 | BibTex
A. P. Alves Alves, H. Silva, A. Lourenço, A. L. N. Fred, A biosignal acquisition platform based on Arduino and Android, Portuguese Conf. on Pattern Recognition - RecPad, Coimbra, Portugal, October, 2012 | BibTex
M. Canovas Cânovas, H. Silva, A. Lourenço, F. A. L. Canento, A. L. N. Fred, Mobile framework for biosignal acquisition and remote processing, Portuguese Conf. on Pattern Recognition - RecPad, Coimbra, Portugal, October, 2012 | BibTex
A. Lourenço, H. Silva, A. L. N. Fred, ECG-Based Biometrics: A Real Time Classification Approach, IEEE International Workshop on Machine Learning for Signal Processing, Santander, Spain, September, 2012 | BibTex
H. Silva, A. L. N. Fred, A. Lourenço, Electrodermal Response Propagation Time as a Potential Psychophysiological Marker, International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, San Diego, United States, Vol., pp. 6756 - 6760, August, 2012,
| Abstract | BibTex
T.T. Tam, A. Ferreira, A. Lourenço, Automatic Foldering of Email Messages: a Combination Approach, European Conf. on Information Retrieval - ECIR, Barcelona, Spain, Vol. 7224, pp. 232 - 243, April, 2012,
| Abstract | BibTex
A. Lourenço, A. L. N. Fred, M. A. T. Figueiredo, Dyadic Aspect Model for Evidence Accumulation Clustering on Synthetic Generated Models, Jornadas de Classificação e Análise de Dados - JOCLAD, Tomar, Portugal, Vol. ?, pp. ? - ?, March, 2012 | BibTex
A. Lourenço, H. Silva, R. L. Lourenço, P. L. Leite, A. L. N. Fred, Realtime Electrocardiogram Segmentation For Finger Based ECG Biometrics, International Conf. on Bio-inspired Systems and Signal Processing - Biosignals - INSTICC, Vilamoura, Portugal, Vol. ?, pp. ? - ?, February, 2012,
| Abstract | BibTex
R. L. Lourenço, P. L. Leite, A. Lourenço, H. Silva, DPC Antão, A. L. N. Fred, Experimental Apparatus for Finger ECG Biometrics, INSTICC International Conf. on Biomedical Electronics and Devices - Biodevices, Vilamoura, Portugal, Vol., pp. 196 - 200, February, 2012,
| Abstract | BibTex
H. Silva, A. Lourenço, A. L. N. Fred, In-Vehicle Driver Recognition Based on Hands ECG Signals, ACM SIGART SIGCHI International Conf. on Intelligent User Interfaces - IUI, Lisbon, Portugal, Vol., pp. 25 - 28, February, 2012,
| Abstract | BibTex
M. G. Guedes, P. Santana, P. D. Deusdado, R. M. Mendonça, F. M. Marques, A. Lourenço, L. C. Correia, J. B. Barata, L. F. Flores, ARES-III: A Versatile Multi-Purpose All-Terrain Robot, IEEE International Conf. on Emerging Technologies and Factory Automation - ETFA, Cracow, Poland, Vol. 1, pp. 1 - 8, January, 2012 | BibTex
H. Silva, A. Lourenço, A. L. N. Fred, JBF Filipe, Clinical Data Privacy and Customization via Biometrics Based on ECG Signals, Information Quality in eHealth - USAB, Graz, Austria, Vol., pp. 121 - 132, November, 2011,
| Abstract | BibTex
T.T. Tam, A. Ferreira, A. Lourenço, Automatic Email Foldering with Supervised Learning - Addressing the Class Imbalance Problem, Conf. on Electronics, Telecommunications and Computers - CETC, Lisboa, Portugal, Vol. --, pp. -- - --, November, 2011,
| Abstract | BibTex
J R Rosário, A. Lourenço, J. Nascimento, A Toolbox for Hyperspectral Image Analysis, Conf. on Electronics, Telecommunications and Computers - CETC, Lisbon, Portugal, Vol. -, pp. - - -, November, 2011,
| Abstract | BibTex
F. A. L. Canento, A. L. N. Fred, H. Silva, H. Gamboa, A. Lourenço, Multimodal Biosignal Sensor Data Handling for Emotion Recognition, IEEE Sensors, Limerick, Ireland, Vol., pp. 647 - 651, October, 2011,
| Abstract | Full text (PDF 505 KBs) | BibTex
H. Silva, A. Lourenço, R. L. Lourenço, P. L. Leite, DPC Antão, A. L. N. Fred, Study and Evaluation of a Single Differential Sensor Design Based on Electro-textile Electrodes for ECG Biometrics Applications, IEEE Sensors, Limerick, Ireland, Vol., pp. 1764 - 1767, October, 2011,
| Abstract | Full text (PDF 268 KBs) | BibTex
A. Lourenço, LM Medina, A. L. N. Fred, JBF Filipe, Unsupervised Organisation of Scientific Documents, International Conf. on Knowledge Discovery and Information Retrieval - KDIR, Paris, France, Vol. ., pp. 557 - 568, October, 2011,
| Abstract | BibTex
A. L. N. Fred, H. Silva, A. Lourenço, Palm based ECG biometrics, Portuguese Conf. on Pattern Recognition - RecPad, Porto, Portugal, October, 2011 | BibTex
H. Silva, A. L. N. Fred, A. Lourenço, Check Your Biosignals Here: Experiments on Affective Computing and Behavioral Biometrics, Portuguese Conf. on Pattern Recognition - RecPad, Porto, Portugal, October, 2011,
| Abstract | Full text (PDF 251 KBs) | BibTex
R. Tomás, A. Lourenço, H. Silva, V. Lee, S. Going, Effects of Whole-Body Vibration on Vastus Lateralis Activation During Isometric and Dynamic Squatting, World Congress of International Society of Physical and Rehabilitation Medicine - ISPRM, San Juan, Puerto Rico, June, 2011 | BibTex
H. Silva, A. Lourenço, R. Tomás, V. Lee, S. Going, Accelerometry-based Study of Body Vibration Dampening During Whole-Body Vibration Training, IEEE International Symp. on Medical Measurements and Applications - MeMeA, Bari, Italy, Vol., pp. 98 - 102, May, 2011,
| Abstract | Full text (PDF 2 MBs) | BibTex
R. Tomás, A. Lourenço, H. Silva, Efeitos da Vibração Corporal na Activação do Vastus Lateralis Durante o Agachamento Isométrico e Dinâmico, Portuguese Physical Rehabilitation Society Congress - SPMFR, Albufeira, Portugal, March, 2011 | BibTex
A. Lourenço, H. Silva, D. P. Santos, A. L. N. Fred, Towards a Finger Based ECG Biometric System, INSTICC International Conf. on Bio-inspired Systems and Signal Processing - Biosignals, Rome, Italy, January, 2011 | BibTex
H. Silva, A. Lourenço, N. Paz, Real-Time Biosignal Acquisition and Telemedicine Platform for AAL Based on Android OS, INSTICC International Living Usability Lab Workshop on AAL Latest Solutions, Trends and Applications - AAL, Rome, Italy, Vol., pp. 111 - 121, January, 2011,
| Abstract | BibTex
A. Lourenço, A. L. N. Fred, Selectively Learning Clusters in Multi-EAC, International Conf. on Knowledge Discovery and Information Retrieval - KDIR, Valencia, Spain, Vol. ., pp. . - ., October, 2010,
| Abstract | BibTex
J. Duarte, A. L. N. Fred, A. Lourenço, F. Jorge Duarte Duarte, Validity Measures for Consensus Clustering, Portuguese Conf. on Pattern Recognition - RecPad, Vila Real, Portugal, October, 2010 | BibTex
A. Lourenço, A. L. N. Fred, A. K. Jain, On the Scalability of Evidence Accumulation Clustering, International Conf. on Pattern Recognition - ICPR, Instanbul, Turkey, Vol. ., pp. 782 - 785, August, 2010,
| Abstract | BibTex
A. Lourenço, A. L. N. Fred, Towards Scalable Evidence Accumulation, Portuguese Conf. on Pattern Recognition - RecPad, Aveiro, Portugal, Vol. ., pp. . - ., October, 2009 | BibTex
A. Ferreira, A. Lourenço, B.P. Pinto, J.T. Tendeiro, Modifications and Improvements on Iris Recognition, INSTICC International Conf. on Bio-inspired Systems and Signal Processing - Biosignals, Porto, Portugal, Vol. 1, pp. 72 - 79, January, 2009,
| Abstract | Full text (PDF 448 KBs) | BibTex
A. Lourenço, A. L. N. Fred, Unveiling Intrinsic Similarity: application to temporal analysis of ECG, INSTICC International Conf. on Bio-inspired Systems and Signal Processing - Biosignals, Funchal, Portugal, Vol. ?, pp. ? - ?, January, 2008 | BibTex
A. Lourenço, P. V. Varela, A. L. N. Fred, António Veloso Veloso, F. Carnide, Estimation of the Acquisition time for obtaining the profile of muscular load using the APDF function, International Scientific Conf. on Prevention of Work-Related Musculoskeletal Disorders - PREMUS, Boston, United States, Vol. ?, pp. ? - ?, August, 2007 | BibTex
A. Lourenço, A. L. N. Fred, STRING PATTERNS: from Single Clustering to Ensemble Methods and Validation, Workshop on Pattern Recognition in Information Systems, Funchal, Portugal, Vol. ?, pp. ? - ?, June, 2007 | BibTex
A. Lourenço, A. L. N. Fred, António Veloso Veloso, F. Carnide, Optimization of Observation Time for Obtaining the Profile of Muscular Load using the APDF Function, Conf. on Telecommunications - ConfTele, Penhiche, Portugal, Vol. ?, pp. ? - ?, May, 2007 | BibTex
F. Jorge Duarte Duarte, A. L. N. Fred, Fátima Rodrigues Rodrigues, A. Lourenço, Weighting Evidence Accumulation Clustering Using Subsampling, International Workshop on Pattern Recognition in Information Systems, Paphos, Cyprus, Vol. ?, pp. ? - ?, May, 2006 | BibTex
F. Jorge Duarte Duarte, A. L. N. Fred, A. Lourenço, Fátima Rodrigues Rodrigues, Weighting Cluster Ensembles in Evidence Accumulation Clustering, Portuguese Conf. on Artificial Intelligence - EPIA, Covilha, Portugal, Vol. ?, pp. ? - ?, December, 2005 | BibTex
F. Jorge Duarte Duarte, A. L. N. Fred, A. Lourenço, Fátima Rodrigues Rodrigues, Weighted Evidence Accumulation Clustering, Australasian Conf. on Knowledge - AusDM, Sydney, Australia, Vol. ?, pp. ? - ?, December, 2005 | BibTex
A. Lourenço, A. L. N. Fred, Ensemble Methods in the Clustering of String Patterns, IEEE Workshop on Applications of Computer Vision, Colorado, United States, Vol. 1, pp. 143 - 148, January, 2005 | BibTex
A. Lourenço, A. L. N. Fred, Combination of Spectral Clustering Ensembles, International Conf. on Pattern Recognition and Image Analysis, St. Petersburg, Russia, Vol. ?, pp. ? - ?, October, 2004 | BibTex
A. Lourenço, A. L. N. Fred, Comparison of combination methods using Spectral Clustering Ensembles, International Workshop on Pattern Recognition in Information Systems, Porto, Portugal, Vol. PRIS2004, pp. 222 - 234, April, 2004 | BibTex

Patents

6Patents

H. Silva, A. Lourenço, A. L. N. Fred, Device and method for continuous biometric recognition based on electrocardiographic signals, EP13707928, EPO, Pending, 19-01-2012,
| Abstract
H. Silva, A. Lourenço, A. L. N. Fred, Device and method for continuous biometric recognition based on electrocardiographic signals, CA2861560, National, Granted, 19-01-2012, Canada
H. Silva, A. Lourenço, A. L. N. Fred, Device and method for continuous biometric recognition based on electrocardiographic signals, US14373099, National, Granted, 19-01-2012, United States,
| Abstract
H. Silva, A. Lourenço, A. L. N. Fred, Device and method for continuous biometric recognition based on electrocardiographic signals, JP2014553272, National, Granted, 19-01-2012, Japan,
| Abstract
H. Silva, A. Lourenço, A. L. N. Fred, Device and method for continuous biometric recognition based on electrocardiographic signals, PCT/PT2013/000002, PCT, 19-01-2012,
| Abstract
H. Silva, A. Lourenço, A. L. N. Fred, Dispositivo e método para reconhecimento biométrico contínuo baseado em sinais eletrocardiográficos, PT106102, National, Granted, 19-01-2012, Portugal,
| Abstract

Projects

Closed Projects7

Acronym	Name	Funding Agency	Start date	Ending date
ADIAR	Alzheimer Disease: Image Analysis and Recognition	FCT/PTDC	01-02-2011	01-07-2014
BLEP	Biomechanics of Locomotion in Elderly People	FCT/PTDC	01-01-2008	01-12-2010
EvaClue	Evidence Accumulation in Unsupervised and Semi-Supervised Learning: a Cluster Ensemble Approach	FCT/PTDC	01-01-2010	01-03-2013
HeartBIT	Novel pervasive technologies for the prevention and monitoring of cardiovascular diseases	IT/LA	01-01-2014	01-12-2015
InVivoMuscle	Development of “in vivo” experimental techniques and modeling methodologies for the evaluation of the mechanical load applied on the musculoskeletal system	FCT/PTDC	01-02-2010	01-08-2013
LearnBIG	Unsupervised and Semi-Supervised Learning from Big Data	FCT/PTDC	01-05-2016	01-06-2018
VITALIDI	Android Biometrics Demonstrator	IT/LA	01-11-2011	01-12-2013

Other Scientific Achievements

3Awards

H. Silva, A. P. Alves Alves, A. Lourenço, A. L. N. Fred, I. Montalvão, L. Alegre, Best Paper Award at SouthCHI 2013, Best Paper Award at SouthCHI 2013, with the work 'Towards the Detection of Deception in Interactive Multimedia Environments', 01-07-2013
A. L. N. Fred, H. Silva, A. Lourenço, 1st Prize of contest INOVPORTUGAL, 1st Prize on the portuguese contest of innovation and entrepreneurship, INOVPORTUGAL, with the project VITALIDI, 01-05-2013
H. Silva, A. Lourenço, A. L. N. Fred, JBF Filipe, Best Paper Award at USAB 2011, Best Paper Award at the USAB 2011 conference, with the work ''Clinical Data Privacy and Customization via Biometrics Based on ECG Signals'', 01-11-2011

1Miscellaneous

A. Lourenço, A. L. N. Fred, Introdução ao Processamento de Sinal Electrofisiológico, FMH Laboratório Biomecânica, Tutorial, 01-01-2008

1Short Courses and Seminars

A. L. N. Fred, A. Lourenço, Introdução ao Processamento de Sinal Electrofisiológico, Portugal, Paço-de-Arcos, 01-2008

Other Contributions

1Refereeing Journals

Pattern Recognition Letters
2010, 2 review(s); 2009, 1 review(s);

1Refereeing Conferences

Workshop on Pattern Recognition in Information Systems
2009, 1 review(s);