Publications

Published in International Journals

• [IJ16] A.C. Lopes, G. Pires, J. Perdigão, J.P. Rodrigues, U.J. Nunes, A New Hybrid Motion Planner applied in a Brain-actuated Robotic Wheelchair, IEEE Robotics and Automation Magazine, Vol. 23 (4), Dec. 2016.
  • DOI: 10.1109/MRA.2016.2605403
• [IJ15] S. Khalighi, Bernardete Ribeiro, U.J. Nunes, Importance Weighted Import Vector Machine for Unsupervised Domain Adaptation, IEEE Transactions on Cybernetics, 2016.
  • [IJ14] K. Khoshhal Roudposhti, J. Dias, P. Peixoto, V. Metsis, U.J. Nunes, A Multilevel Body Motion-based Human Activity Analysis Methodology, IEEE Transactions on Cognitive and Developmental Systems, 2016.
  • http://dx.doi.org/10.1109/TCDS.2016.2607154
  • [IJ13] C. Premebida, D. R. Faria e U.J. Nunes, Dynamic Bayesian Network for Semantic Place Classification in Mobile Robotics, Autonomous Robots, Springer, 2016.
  • [IIJ12] A. Asvadi, C. Premebida, P. Peixoto, U.J. Nunes, 3D Lidar-based Static and Moving Obstacle Detection in Driving Environments: an approach based on voxels and multi-region ground planes, Robotics and Autonomous Systems, Elsevier, 2016.
  • [IJ11] C. Dos Santos Raposo, J. P. Barreto, U.J. Nunes, Extrinsic Calibration of Multi-Modal Sensor Arrangements with Non-Overlapping Field-of-View, Machine vision and applications, 2016
• [IJ10] M. Antunes, J.P. Barreto, U.J.Nunes, Piecewise Planar Reconstruction using Two-Views, Image and Vision Computing, Elsevier, 2016.
  • [IJ9] R. Ralha, G. Falcão, J. Amaro, V. Mota, M. Antunes, J.P. Barreto, U.J. Nunes, Parallel refinement of 3D slanted scenes using dense stereo induced from symmetry, Journal of Real-Time Image Processing, Elsevier, 2016.
  • [IJ8] T. Sousa, B. Direito, J. Lima, C. Ferreira, U.J. Nunes, M. Castelo-Branco, Control of brain activity in hMT+/V5 at three response levels using fMRI-based neurofeedback/BCI, Plos One, 2016.
• [IJ7] Sara Barbosa, G. Pires, U.J. Nunes, Towards a reliable gaze independent hybrid BCI combining visual and natural auditory stimuli, Journal of Neuroscience Methods, Elsevier, Vol.261, 1 March 2016. http://dx.doi.org/10.1016/j.jneumeth.2015.11.026
• [IJ6] K.K. Roudposhti, U.J. Nunes, J. Dias, Probabilistic social behavior analysis by exploring body motion-based patterns, IEEE Transactions on Pattern Analysis and Machine Intelligence, 2015.
• [IJ5] T. Sousa, Aniana Cruz, S. Khalighi, G. Pires, U.J. Nunes, A two-step automatic sleep stage classification method with dubious range detection, Computers in Biology and Medicine, Elsevier, 2015.
• [IJ4] S. Khalighi, T. Sousa, J. Moutinho Santos, U.J. Nunes, ISRUC-Sleep: a comprehensive public dataset for sleep researchers, Computer Methods and Programs in Biomedicine, Elsevier, 2015.
• [IJ3] P. Fernandes and U.J. Nunes, Multi-platooning leaders positioning and cooperative behavior algorithms of communicant automated vehicles for high traffic capacity, IEEE Transactions on Intelligent Transportation Systems, 2015.
• [IJ2] M. Antunes and J. P. Barreto, SymStereo: stereo matching using induced symmetry, Int. Journal of Computer Vision, Springer, 2014.
• [IJ1] S. Khalighi, T. Sousa, G. Pires, U.J. Nunes, Automatic sleep staging: A computer assisted approach for optimal combination of features and polysomnographic channels, Expert Systems with Applications, Elsevier, 2013.

Submitted to International Journals

• [sIJ1] L.C. Bento, P. Bonnifait, U.J. Nunes, Cooperative GNSS Positioning Aided by Road-features Measurements .
• [sIJ2] L.C. Bento, P. Bonnifait, U.J. Nunes, Set-Membership Position Estimation with GNSS Pseudorange Error Mitigation using Lane-Boundary Measurements.
• [sIJ3] J. Paulo, P. Peixoto, U.J. Nunes, ISR-AI Walker: A Robotic Walker for Intuitive and Safe Mobility Assistance and Gait Analysis.
• [sIJ4] D. R. Faria, C. Premebida, U.J. Nunes, Dynamic Bayesian Mixture Model: Probabilistic Classification for Human Daily Activity Recognition.

Presented/Published in International Conferences

• [IC22] C. Coppola, D. R. Faria, U.J. Nunes, N. Bellotto, Social activity recognition based on probabilistic merging of skeleton features with proximity priors from RGB-D data, IEEE/RSJ Int. Conference on Intelligent Robots and Systems (IROS 2016), Daejeon, Korea, 2016
• [IC21] C. Premebida, L. Artur da Silva Garrote, A. Asvadi, Pedro Pinto, U.J. Nunes, High-resolution LIDAR-based Depth Mapping using Bilateral Filter, IEEE 19th Int. Conference on Intelligent Transportation Systems, Rio de Janeiro, Brazil, 2016
• [IC20] A. Asvadi, P. Girão, P. Peixoto, U.J. Nunes, 3D Object Tracking using RGB and LIDAR Data, IEEE 19th Int. Conference on Intelligent Transportation Systems, Rio de Janeiro, Brazil, 2016
• [IC19] P. Girão, A. Asvadi, P. Peixoto, U.J. Nunes, 3D Object Tracking in Driving Environment: a short review and a benchmark dataset, PPNIV16 Workshop, IEEE 19th Int. Conference on Intelligent Transportation Systems (ITSC 2016), Rio de Janeiro, Brasil, 2016
• [IC18] C. Dos Santos Raposo, J. P. Barreto, Theory and Practice of Structure-from-Motion using Affine Correspondences, IEEE Conf on Computer Vision and Pattern Recognition (CVPR), 2016
• [IC17] R. Ralha, G. Falcão, J. Andrade, M. Antunes, J. P. Barreto, U.J. Nunes, Distributed dense stereo matching for 3D reconstruction using parallel-based processing advantages, IEEE Int. Conference on Acoustics, Speech, and Signal Processing (ICASSP15), 2015.
• [IC16] D.R. Faria, M. Vieira, C. Premebida and U.J. Nunes, Probabilistic Human Daily Activity Recognition towards Robot-assisted Living, IEEE ROMAN’15: IEEE International Symposium on Robot and Human Interactive Communication, Japan, 2015.
• [IC15] João Paulo, P. Peixoto and U.J. Nunes, A novel vision-based user interface for a robotic walker framework, IEEE RO-MAN'15: IEEE International Symposium on Robot and Human Interactive Communication, Japan, 2015.
• [IC14] Aniana Cruz, Diogo Garcia, Gabriel Pires, U.J. Nunes, Facial Expression Recognition Based on EOG Toward Emotion Detection for Human-Robot Interaction, 8th Int. Conf. on Bio-inspired Systems and Signal Processing, Biosignals, Lisbon, Portugal, 2015.
• [IC13] Ana Marta Carvalho, Alireza Asvadi, Carlos Carona, Ana Lopes, U. J. Nunes, Mobility, Accessibility and Safety of People with Cerebral Palsy, Int. Conference on Health Informatics (Healthinf), BIOSTEC 2015, Lisbon, Portugal, January, 2015.
• [IC12] M. Vieira, D.R. Faria, U.J. Nunes, Real-time Application for Monitoring Human Daily Activity and Risk Situations in Robot-Assisted Living, ROBOT'2015: Second Iberian Robotics Conference, Lisbon, Portugal, 2015.
• [IC11] Alireza Asvadi, P. Peixoto, U.J. Nunes, Static/Dynamic Environment, Modeling Using Voxel Representation, ROBOT'2015: Second Iberian Robotics Conference, Lisbon, Portugal, 2015.
• [IC10] C. Premebida, D.R. Faria, F. Andrade de Souza, U.J. Nunes, Applying Probabilistic Mixture Models to Semantic Place Classification in Mobile Robotics, IEEE/RSJ Int. Conference on Intelligent Robots and Systems (IROS 2015), Hamburg, Germany, 2015
• [IC9] C. Premebida, J. Sousa, L. Artur da Silva Garrote, U.J. Nunes, Polar-grid representation and Kriging-based 2.5D interpolation for urban environment modelling, IEEE ITSC15: 18th International Conference on Intelligent Transportation Systems, Las Palmas, Spain, 2015
• [IC8] A. Asvadi, P. Peixoto, U.J. Nunes, Detection and Tracking of Moving Objects Using 2.5D Motion Grids, IEEE ITSC15: 18th International Conference on Intelligent Transportation Systems, Las Palmas, Spain, 2015
• [IC7] Teresa Sousa, Carlos Amaral, João Andrade and Miguel Castelo-Branco, Visual motion imagery as tool for parametric BCI, (poster presentation) Annual Conference Joint Meeting of ECNS, ISNIP and ISBET, September 09 - 13, 2015, Munich, Germany
• [IC6] C. Raposo, M. Antunes, and J. P. Barreto, Piecewise-Planar StereoScan: Structure and Motion from Plane Primitives, European Conf. on Computer Vision (ECCV’14), 2014.
• [IC5] D.R. Faria, C. Premebida, U.J. Nunes, A Probabilistic Approach for Human Everyday Activities Recognition using Body Motion from RGB-D Images, IEEE RO-MAN'14: IEEE International Symposium on Robot and Human Interactive Communication, Edinburgh, United Kingdom, 2014. (Kazuo Tanie Award Finalist (award focusing on practical application or one that can be applied to real products).
• [IC4] Vasco Mota, Gabriel Falcão, M. Antunes, J. P. Barreto, U.J. Nunes, Using the GPU for fast symmetry-based dense stereo matching in high resolution images, IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP14), Florence, Italy, 2014.
• [IC3] João Paulo and P. Peixoto, Classification of reaching and gripping gestures for safety on walking aids, IEEE RO-MAN'14: IEEE International Symposium on Robot and Human Interactive Communication, Edinburgh, United Kingdom, 2014.
• [IC2] Luis Garrote, C. Premebida, Marco Silva and U. Nunes, An RRT-based Navigation Approach for Mobile Robots and Automated Vehicles, IEEE INDIN’2014, Brazil, 2014.
• [IC1] Ricardo Parafita, G. Pires, U.J. Nunes, and M. Castelo-Branco, A spacecraft game controlled with a brain-computer interface using SSVEP with phase tagging, IEEE 2nd Int. Conf. on Serious Games and Applications for Health, (SeGAH), Vilamoura, 2013.