Present Activities João C Martins

Dr. Martins is currently assistant professor at the Instituto Politécnico de Beja, invited researcher of the Signal Processing Systems Group (SIPS) of the Instituto de Engenharia de Sistemas e Computadores (INESC-ID) and member of the laboratory SEPSI.


Bioelectronic Vision: Retina Models, Evaluation Metrics and System Design

João Martins and Leonel Sousa, BE&BME Vol.3, World Scientific, January 2009.


João C. Martins, José Caeiro and Leonel Sousa,
"Nonlinear System Identification Using Constellation Based Multiple Model Adaptive Estimators,"
22nd European Signal Processing Conference (EUSIPCO 2014), Lisbon, 2014.
João Martins, José Caeiro and Leonel Sousa,
"A new approach to system identification and parameter tuning with multiple model adaptive estimators,"
2011 7th International Symposium on Image and Signal Processing and Analysis (ISPA), Dubrovnik, 2011, pp. 72-77.
João Martins, Pedro Tomás and Leonel Sousa,
"Neural Code Metrics: Analysis and Application to the Assessment of Neural Models,"
Neurocomputing, Elsevier, vol. 72, pp. 2337-2350, June 2009. DOI:10.1016/j.neucom.2008.12.012
João Santos, José Mendonça and João Martins,
"Instrumentation Remote Control through the Internet with PHP,"
In IEEE International Conference on Virtual Instruments, Human-Computer Interfaces, and Measurement Systems (VECIMS 2008), Instanbul, Turkey, July 2008. DOI:10.1109/VECIMS.2008.4592750.
Pedro Tomás, João Martins and Leonel Sousa,
"Towards a Unified Model for the Retina: Static vs Dynamic Integrate and Fire Models,"
In 2008 International Conference on Bio-Inspired Systems and Signal Processing (BIOSIGNALS 2008), INSTICC PRESS, vol. 2, pp. 528-533, Funchal, Madeira, Portugal, January 2008..
Sérgio Martins, Leonel Sousa and João Martins,
"Additive Logistic Regression Applied to Retina Modelling,"
In IEEE International Conference on Image Processing (ICIP), September 2007.
João Martins
"Parameters Identification with the Multiple Model Adaptive Estimation (MMAE) Algorithm,"
In The 25th IASTED International Conference on Modelling, Identification and Control, Lanzarote, Spain, February 2006..
João Martins and Leonel Sousa,
"Performance Comparison of Computational Retina Models,"
In The Fifth IASTED International Conference on Visualization, Imaging and Image Processing (VIIP), pp. 156-161, Benidorm, Spain, September 2005.
Manuel Ortigueira, Leonel Sousa, José Caeiro and João Martins,
"2D Discrete-Time Fractional Linear Systems,"
In Proceedings of the 3rd Conference on Telecommunications, CONFTELE 2001, Aveiro, Portugal, April 2001.


Computational Models, Neuronal Metrics and System Identification in Bioelectronic Vision,

João Martins, PhD in Electrical and Computer Engineering, Universidade de Lisboa, Lisboa, December 2013.

Computational Retina Models for Bioelectronic Vision,

João Martins, MSc Thesis, Universidade Técnica de Lisboa, Lisboa, December 2006.


RNC: Retina Neural Code: Accurate Modeling towards an Artificial Visual System, January 2005- November 2008.
(Projecto FCT POSI/EEA-CPS/61779/2004,)
CORTIVIS: Cortical Visual Neuroproshesis for the Blind, January 2002- December 2004
(Commission of the European Communities, specific RTD programme "Quality of Life and Management of Living Resources",