Publications
João Pereira, Margarida Silveira, Learning Representations from Healthcare Time Series Data for Unsupervised Anomaly Detection, BigComp 2019 - IEEE International conference on Big Data and Smart Computing, Kyoto, Japan, 2019.
João Pereira, Margarida Silveira, Unsupervised Anomaly Detection in Energy Time Series Data using Variational Recurrent Autoencoders with Attention, IEEE International Conference on Machine Learning and Applications (ICMLA 2018), Orlando, Florida, USA, 2018.
Ricardo Cruz, Margarida Silveira, J. Cardoso, A Class Imbalance Ordinal Method for Alzheimer's Disease Classification, IEEE International Workshop on Pattern Recognition in Neuroimaging (PRNI), Singapore, 2018.
Helena Barros, Margarida Silveira, Exploiting a hierarchy of brain regions for Alzheimer's disease classification, Signal Processing with Adaptive Sparse Structured Representations (SPARS 2017), Lisbon, June 2017.
Helena Barros, Margarida Silveira, Atlas Based Sparse Logistic Regression for Alzheimer's disease classification, 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2017), Jeju Island, Korea. July 2017.
Margarida Silveira, Sandra Heleno, Pedro Pina, Texton-Based Ensemble Classification of Landslide Source and Transport Areas in VHR Imagery, IEEE Geoscience and Remote Sensing Letters, Vol. 13, Issue 12, pp. 1787 - 1791, 2016.
Pedro Morgado, Margarida Silveira, Minimal Neighborhood Redundancy Maximal Relevance: Application to the diagnosis of Alzheimer's disease, Neurocomputing, 2015.
Carlos Cabral, Pedro Morgado, Durval Campos Costa, Margarida Silveira, Predicting conversion from MCI to AD with FDG-PET brain images at different prodromal stages, Computers in Biology and Medicine, 2015.
Sandra Heleno, Margarida Silveira, Magda Matias, Pedro Pina, Assessment of Supervised Methods for Mapping Rainfall Induced Landslides in VHR Images. IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2015), 2015.
Filipa Rodrigues, Margarida Silveira, “Longitudinal FDG-PET features for the classification of Alzheimer's disease”, 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2014), Chicago, USA. August 2014.
Francisco Seixas, Margarida Silveira, Sandra Heleno, Land and Water Segmentation of SAR images using Textons, IEEE IGARSS, Canada, 2014.
Pedro Morgado, Margarida Silveira, Texton Based Diagnosis of Alzheimer's Disease IEEE International Workshop on Machine Learning for Signal Processing, Southampotn, UK, September 2013.
Pedro Morgado, Margarida Silveira, Jorge S. Marques, “Diagnosis of Alzheimer’s Disease using 3D Local Binary Patterns”, IEEE International Symposium on Biomedical Imaging, San Francisco, USA, April 2013.
Pedro Morgado, Margarida Silveira, Jorge S. Marques, “Efficient Selection of Non-redundant Features for the Diagnosis of Alzheimer’s”, IEEE International Symposium on Biomedical Imaging, San Francisco, USA, April 2013.
Pedro Morgado, Margarida Silveira, Jorge S. Marques, “Diagnosis of Alzheimer’s Disease using 3D Local Binary Patterns”, Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, Taylor & Francis, February 2013.
Ana Afonso, Margarida Silveira, "Hair detection in dermoscopic images using Percolation”, 34th IEEE EMBS Annual International Conference, San Diego, USA, 2012.
Eduardo Bicacro, Margarida Silveira, Jorge S. Marques, “Alternative feature selection methods in 3D brain image-based diagnosis of Alzheimer's Disease”, IEEE International Conference on Image Processing, Florida, USA, 2012.
Eduardo Bicacro, Margarida Silveira, Jorge S. Marques, Durval C. Costa, “3D Brain Image-based diagnosis of Alzheimer's Disease: Bringing medical vision into feature selection”, IEEE International Symposium on Biomedical Imaging, Barcelona, Spain, 2012.
Carlos Cabral, Margarida Silveira, Patrícia Figueiredo, “Decoding visual stimuli using classifier ensembles with optimized feature selection”, IEEE International Symposium on Biomedical Imaging, Chicago, USA, 2011.
Carlos Cabral, Margarida Silveira, Patrícia Figueiredo, “Decoding visual brain states from fMRI using an ensemble of classifiers”, Pattern Recognition 44: 2983–2993, 2011.
Margarida Silveira, Patrícia Figueiredo, “Joint fMRI brain activation detection and segmentation using Level Sets”, 32th IEEE EMBS Annual International Conference, Buenos Aires, Argentina, September 2010.
Margarida Silveira, Jorge S. Marques, “Boosting Alzheimer’s Disease Diagnosis using PET Images”, 20th International Conference on Pattern Recognition, Istambul, Turkey August 2010.
Margarida Silveira, Sandra Heleno, “Classification of Water Regions in SAR Images using Level Sets and Non-Parametric Density Estimation”, IEEE International Conference on Image Processing, pp. 1685-1688, Cairo, Egypt, November 2009.
Margarida Silveira, Sandra Heleno, “Separation between Water and Land using Region Based Level Sets”, IEEE Geoscience and Remote Sensing Letters, Vol: 6, Number 3, pp, 471-475, 2009.
Margarida Silveira, Jacinto Nascimento, Jorge S. Marques, André R. S. Marçal, Teresa Mendonça, Syogo Yamauchi, Junji Maeda, Jorge Rozeira, “Comparison of Segmentation Methods for Melanoma Diagnosis in Dermoscopy Images”, IEEE Journal of Selected Topics in Signal Processing, Vol. 3, Number 1, pp. 25-35, 2009.
Margarida Silveira, Antónia Monteiro, “Automatic recognition and measurement of butterfly eyespot patterns”, Biosystems, Vol. 95, issue 2, pp. 130-136, 2009.
Ricardo Martins, Pedro Pina, Jorge S. Marques, Margarida Silveira, “Crater Detection by a Boosting Algorithm”, IEEE Geoscience and Remote Sensing Letters, Vol: 6, Number 1, pp, 127-131, 2009.
Margarida Silveira, Sandra Heleno, “Water/Land Segmentation in SAR Images using Level Sets”, IEEE International Conference on Image Processing, San Diego, California, October 2008.
Margarida Silveira, Jacinto Nascimento, Jorge S. Marques, “Level Set Segmentation with Outlier Rejection”, IEEE International Conference on Image Processing, San Diego, California, October 2008.
Margarida Silveira, Pedro M. Q. Aguiar, “Simultaneous Registration and Intensity Normalization of SPECT Perfusion Images”, 30th IEEE EMBS Annual International Conference, Vancouver, British Columbia, Canada, August 2008.
Margarida Silveira, Jorge S. Marques, “Level Set Segmentation of Dermoscopy Images”, IEEE International Symposium on Biomedical Imaging: From Nano to Macro, May 14-17, Paris, France, 2008.
Margarida Silveira, Jorge S. Marques, “Segmentation with multiple snakes”, 13ª Conferência Portuguesa de Reconhecimento de Padrões, Lisboa, Portugal, 26 de Outubro de 2007.
Ricardo Martins, Pedro Pina, Jorge S. Marques, Margarida Silveira, “A Boosting Algorithm for Crater Recognition”, 13ª Conferência Portuguesa de Reconhecimento de Padrões, Lisboa, Portugal, 26 de Outubro de 2007.
Margarida Silveira, Jacinto Nascimento, Jorge S. Marques, “Automatic segmentation of the lungs using robust level sets”, 29th IEEE EMBS Annual International Conference, pp. 4414-4417, Lyon, France. August 2007.
Teresa Mendonça, André R. S. Marçal, Angela Vieira. Jacinto C. Nascimento, Margarida Silveira, Jorge S. Marques, Jorge Rozeira, “Comparison of Segmentation Methods for Automatic Diagnosis of Dermoscopy Images”, 29th IEEE EMBS Annual International Conference, pp. 6572-6576, Lyon, France, August 2007.
Margarida Silveira, Jorge S. Marques, “Estimation of multiple objects at unknown locations with active contours", Lecture Notes in Computer Science – Pattern Recognition and Image Analysis , IbPRIA 2007, Vol. 4478, pp. 372-379, Girona, Spain, June 2007.
Margarida Silveira, Jorge S. Marques, “Automatic segmentation of the lungs using multiple active contours and outlier model”, 28th IEEE EMBS Annual International Conference, Aug 30-Sept. 3, 2006, pp. 3122-3125, New York, USA.
Margarida Silveira, Jorge S. Marques, “Multiple Active Contour Models based on the EM Algorithm", International Conference on Image Processing, Genova, Italy, September 2005.
Margarida Silveira, “An algorithm for the Detection of Multiple Concentric Circles", Lecture Notes in Computer Science – Pattern Recognition and Image Analysis , IbPRIA 2005, Vol.. 35223, pp. 271-278, Estoril , Portugal , June 2005.
Margarida Silveira, “Antibacterial Activity Detection and Evaluation based on the Detection of Multiple Concentric Circles with the Hough Transform", Canadian conference on Computer and Robot Vision, Ontario, Canada, May 2004.
Margarida Silveira, Moisés Piedade, "MRF-Based Motion Segmentation with Dominant Motion Estimation and the Detection of Uncovered Regions”, pp. 373-367, IEEE International Conference on Image Processing, Thessaloniki, Greece, October 2001.
Margarida Silveira, Moisés Piedade, "MRF-Based Motion Segmentation with Dominant Motion Estimation and the Detection of Uncovered Regions”, pp. 370-373, Picture Coding Symposium, Seoul, Korea, April 2001.
Margarida Silveira, Moisés Piedade, "Joint Segmentation and Motion Estimation" International Conference on Image Processing, TP05.06, Chicago, USA, October 1998.
Margarida Silveira, Moisés Piedade, “Motion Estimation Using the Hough Transform”, 10th Portuguese Conference on Pattern Recognition, Portugal, pp. 319-321, March 1998.
Margarida Silveira, Moisés Piedade, “Moving Object Segmentation Based on Clustering”, IASTED International Conference on Signal Processing and Communications, pp. 25-27, Canary Islands, February 1998.
Margarida Silveira, Moisés Piedade, “Variable Block Sized Motion Segmentation for Video Coding”, IEEE International Symposium on Circuits and Systems, Vol. 2, pp. 1293-1296, Hong-Kong, June 1997.
Margarida Silveira, “Segmentação de Múltiplos Objectos em Movimento”, Phd Thesis, January 2004.