Publications / Publicações

Author (or co-author) of over 100 scientific publications, including 26 papers in refereed journals and 72 papers in international conference proceedings / book chapters.

1376 citations in SCOPUS (74 papers listed), h-index=15.
919 citations in Web of Science (68 papers listed), h-index=14.

Books and thesis /
Livros e teses :

[B3] André Marçal (editor), (2006). Global Developments In Environmental Earth Observation From Space, Proceedings of the 25th EARSeL Symposium, Millpress, Rotterdam.
[B2] Marçal, A.R.S. (1998). A system for near real time processing of AVHRR data - An application to vegetation monitoring in Scotland, PhD thesis, University of Dundee, Scotland, UK.
[B1] Marçal, A. (1994). Derivation of Normalised Difference Vegetation Index Imagery of Portugal and Iberian Peninsula between May and August 1994, MSc thesis, University of Dundee, Scotland, UK.

Papers in scientific journals / Artigos em revistas científicas :

[J26] André R.S. Marcal, Elisabete M.D.S. Santos (2021). Measuring Surface and Volume of a Spheroid-Shaped 3D Object from a Single Image, SN Computer Science, (in press).
[J25] André R.S. Marcal, Mario Cunha (2019). Development of an image-based system to assess agricultural fertilizer spreader pattern, Computers and Electronics in Agriculture, Vol. 162, 380-388.
[J24] P. Albuquerque, A.R.S. Marcal, C. Caridade, R. Costa, M.V. Mendes, F. Tavares (2015). A quantitative hybridization approach using 17 DNA markers for identification and clustering analysis of Ralstonia solanacearum, Plant Pathology, Vol. 64, No. 6, 1270-1283.
[J23] C.M.R. Caridade, André R.S. Marcal, P. Albuquerque, M.V. Mendes, F. Tavares (2015). Automatic analysis of dot blot images, Intelligent Automation and Soft Computing, Vol. 21, No. 4, 607-622.
[J22] A. Rodrigues, A.R.S. Marcal, D. Furlan, M.V. Ballester, M. Cunha (2013). Land cover map production for Brazilian Amazon using NDVI SPOT VEGETATION time series, Canadian Journal of Remote Sensing, Vol. 39, No. 4, 277-289.
[J21] Cátia S. P. Silva, André R. S. Marcal (2013). Colour-based dermoscopy classification of cutaneous lesions: an alternative approach, Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, Vol. 1, No. 4, 211-224.
[J20] Arlete Rodrigues, André R. S. Marçal, Mário Cunha (2013). Identification of potential land cover changes on a continental scale using NDVI time-series from SPOT VEGETATION, International Journal of Remote Sensing, Vol. 34, No. 22, 8028-8050.
[J19] Arlete Rodrigues, Andre R.S. Marcal, M. Cunha (2013). Monitoring Vegetation Dynamics Inferred by Satellite Data using the PhenoSat Tool, IEEE Transactions on Geoscience and Remote Sensing, Vol. 51, No. 4, 2096-2104.
[J18] Ana Rebelo, Ichiro Fujinaga, Filipe Paszkiewicz, Andre R.S. Marcal, Carlos Guedes, Jaime S. Cardoso (2012). Optical Music Recognition - State-of-the-Art and Open Issues, International Journal of Multimedia Information Retrieval, Vol. 1, No. 3, 173-190.
[J17] Pedro Albuquerque, Arlete S. Rodrigues, Cristina M.R. Caridade, Andre R.S. Marcal, Fernando Tavares (2012). Evolutionary and Experimental Assessment of Novel Markers for Detection of Xanthomonas euvesicatoria in Plant Samples, PLoS ONE, Vol.7, No.5, e37836.
[J16] Cunha, M., Carvalho, C., Marcal, A.R.S. (2012). Assessing the ability of image processing software to analyse spray quality on water-sensitive papers used as artificial targets, Biosystems Engineering, Vol. 111, No. 1, 11-23.
[J15] Pedro Albuquerque, Cristina M.R. Caridade, Andre R.S. Marcal, Joana Cruz, Leonor Cruz, Catarina L. Santos, Marta V. Mendes, Fernando Tavares (2011). Identification of Xanthomonas fragariae, Xanthomonas axonopodis pv. phaseoli, and Xanthomonas fuscans subsp fuscans with Novel Markers and Using a Dot Blot Platform Coupled with Automatic Data Analysis, Applied and Environmental Microbiology, Vol. 77, No.16, 5619-5628.
[J14] Isabel Pocas, Mario Cunha, Andre R.S. Marcal, Luis S. Pereira (2011). An evaluation of changes in a mountainous rural landscape of Northeast Portugal using remotely sensed data, Landscape and Urban Planning, Vol. 101, No. 3, 253-261.
[J13] Janete S. Borges, Jose M. Bioucas-Dias, Andre R.S. Marcal (2011). Bayesian Hyperspectral Image Segmentation With Discriminative Class Learning, IEEE Transactions on Geoscience and Remote Sensing, Vol. 49, No. 6, 2151-2164.
[J12] M. Cunha, A.R.S Marçal, L. Silva (2010). Very early prediction of wine yield based on satellite data from VEGETATION, International Journal of Remote Sensing, Vol.31, No.12, 3125-3142.
[J11] André R. S. Marçal, Arlete S. Rodrigues (2009). A method for multi-spectral image segmentation evaluation based on synthetic images, Computers & Geosciences, Vol.35, No.8, 1574-1581.
[J10] Margarida Silveira, Jacinto C. Nascimento, Jorge S. Marques, André R. S. Marçal, Teresa Mendonça, Syogo Yamauchi, Junji Maeda, Jorge Rozeira (2009). Comparison of Segmentation Methods for Melanoma Diagnosis in Dermoscopy Images, IEEE Journal of Selected Topics in Signal Processing, Vol. 3, No. 1, 35-45.
[J09] Marçal, A.R.S., Cunha, M. (2008). Image Processing of Artificial Targets for Automatic Evaluation of Spray Quality, Transactions of the ASABE, Vol.51, No.3, 811-821.
[J08] Alexandra S. L. Nunes, André R. S. Marçal, Robin A. Vaughan (2008). Fast over-land atmospheric correction of visible and near-infrared satellite images, International Journal of Remote Sensing, Vol.29, No.12, 3523-3531.
[J07] Caridade, C.M.R., Marçal, A.R.S., Mendonça, T. (2008). The use of texture for image classification of black & white air-photographs, International Journal of Remote Sensing, Vol.29, No.2, 593-607.
[J06] Teodoro A.C., Marcal A.R.S., Veloso-Gomes F. (2007). Correlation analysis of water wave reflectance and local TSM concentrations in the breaking zone with remote sensing techniques, Journal of Coastal Research, Vol.23, No.6, 1491-1497.
[J05] André R.S. Marçal, Luísa Castro (2005). Hierarchical clustering of multi-spectral images using combined spectral and spatial criteria, IEEE Geoscience and Remote Sensing Letters, Vol.2, No.1, 59-63.
[J04] Marçal, A.R.S., Borges, J.S., Gomes, J.A., Costa, J.P. (2005). Land cover update by supervised classification of segmented ASTER images, International Journal of Remote Sensing, Vol.26, No.7, 1347-1362.
[J03] Marçal, A.R.S., Triebfürst, B., Schneider, C., Vaughan, R.A. (2000). Compression of NOAA/AVHRR Data with a Wavelet Transform, International Journal of Remote Sensing, Vol.21, No.3, 595-610.
[J02] Marçal, A.R.S. (1999). A new method for high accuracy navigation of NOAA AVHRR imagery, International Journal of Remote Sensing, Vol.20, No.17, 3273-3280.
[J01] Marçal, A.R.S., Wright, G.G. (1997). The use of 'overlapping' NOAA-AVHRR maximum value composites for Scotland and initial comparisons with the land cover census on a Scottish Regional and District basis, International Journal of Remote Sensing, Vol.18, No.3, 491-503.

Papers in international conference proceedings / Book chapters:
Artigos em actas de conferências internacionais / Capitulos de livros:

[P072] Francisca Frias, André R.S. Marcal, Rui Prior, Waldir Moreira, Antonio Oliveira-Jr (2020). Evaluation of Machine Learning Algorithms for Automated Management of Wireless Links, Springer Lecture Notes in Computer Science, Vol. , (in press).
[P071] Liu W.T., Marcal A.R.S. (2019). Automatic Segmentation and Delineation of Intervertebral Discs on Lumbar Spine MR Images, Springer Lecture Notes in Computational Vision and Biomechanics, Vol. 34, 117-126.
[P070] Cristina M.R. Caridade, Andre R.S. Marcal (2019). Automatic Classification of Coral Images Using Colour and Textures, CEUR Workshop Proceedings, Vol. 2380, 11pp.
[P069] Andre R.S. Marcal, Elisabete M.D.S. Santos, Fernando Tavares (2019). Image Based Estimation of Fruit Phytopathogenic Lesions Area, Springer Lecture Notes in Computer Science, Vol. 11868, 285-295.
[P068] Aurora L.R. Martins, Andre R.S. Marcal, Jose Pissarra (2019). Modified DBSCAN Algorithm for Microscopic Image Analysis of Wood, Springer Lecture Notes in Computer Science, Vol. 11867, 257-269.
[P067] Andre R.S. Marcal (2019). Segmentation of SENTINEL-2 images on SNAP - an evaluation with SITEF, IEEE IGARSS 2019 Proceedings, Yokohama, Japan, 3872-3875.
[P066] Andre R.S. Marcal (2018). Evaluation of Chaos Game Representation for comparison of DNA sequences, Springer Lecture Notes in Computer Science, Vol. 11255, 179-188.
[P065] Andre R.S. Marcal (2018). Robust Detection of Water Sensitive Papers, Springer Lecture Notes in Computer Science, Vol. 10882, 218-226.
[P064] Andre R.S. Marcal, Joana Martins, Elena Selaru, Fernando Tavares (2018). Towards Automatic Calibration of Dotblot Images, Springer Lecture Notes in Computer Science, Vol. 10882, 39-46.
[P063] Santos, E.M.D.S., Marcal, A.R.S. (2018). Automatic identification of pollen in microscopic images, Lecture Notes in Computational Vision and Biomechanics, Springer, Vol. 27, 535-543.
[P062] Santos, E.M.D.S., Marcal, A.R.S. (2017). Segmentation of Microscopic Images for Pollen Grains Detection, 8th International Conference of Pattern Recognition Systems (ICPRS 2017), 6pp.
[P061] Arlete Rodrigues, André R.S. Marcal, Mário Cunha (2016). PhenoSat – A Tool for Remote Sensing Based Analysis of Vegetation Dynamics, Multitemporal Remote Sensing – Methods and Applications, Yifang Ban (Editor), Springer, 195-215.
[P060] Teresa Mendonca, Pedro M. Ferreira, Catarina Barata, André R.S. Marcal, Jorge S. Marques, Joana Rocha, Jorge Rozeira (2016). PH2 - A Public A Public Database for the Analysis of Dermoscopic Images, Dermoscopy Image Analysis, M. Emre Celebi, Teresa Mendonca and Jorge S. Marques (Eds.), CRC Press, 419-439.
[P059] Teresa Mendonca, Pedro M. Ferreira, Jorge S. Marques, Andre R.S. Marcal, Jorge Rozeira (2013). PH2 - A dermoscopic image database for research and benchmarking, Proceedings of the 35th IEEE EMBS Conference, 5437-5440.
[P058] Ana Rebelo, Andre R.S. Marcal, Jaime S. Cardoso (2013). Global Constraints for Syntactic Consistency in OMR: An Ongoing Approach, Springer Lecture Notes in Computer Science, Vol. 7950, 737-741.
[P057] Pedro F.B. Silva, Andre R.S. Marcal, Rubim M. Almeida da Silva (2013). Evaluation of Features for Leaf Discrimination, Springer Lecture Notes in Computer Science, Vol. 7950, 197-204.
[P056] Teresa A. Mesquita, Andre R.S. Marcal (2013). Hierarchic Image Classification Visualization, Springer Lecture Notes in Computer Science, Vol. 7950, 152-159.
[P055] André R. S. Marcal, Teresa Mendonca, Cátia S. P. Silva, Marta A. Pereira, Jorge Rozeira (2012). Evaluation of the Menzies method potential for automatic dermoscopic image analysis, Proceedings of Computational Modelling of Objects Represented in Images - CompImage 2012, 103-108.
[P054] Arlete Rodrigues, Andre R.S. Marcal, Mario Cunha (2012). Phenology parameter extraction from time-series of satellite vegetation index data using phenosat, IEEE IGARSS 2012 Proceedings, Munich, Germany, 4926-4929.
[P053] Cátia S. P. Silva, André R. S. Marcal, Marta A. Pereira, Teresa Mendonça, Jorge Rozeira (2012). Separability Analysis of Color Classes on Dermoscopic Images, Springer Lecture Notes in Computer Science, Vol. 7325, 268-277.
[P052] Deise Furlan, Arlete Rodrigues, Mário Cunha, André R.S. Marcal, Maria Victoria Ballester (2012). Land cover classification in Rondonia (Amazonia) using NDVI time series data from SPOT-VEGETATION, Proceedings of 33rd Canadian Symposium on Remote Sensing, June 11-14 , Ottawa, Canada, 8pp.
[P051] Amorim, B.S.R., Mendonça, T., Marcal, A.R.S., Marques, J.S., Rozeira, J. (2012). Database implementation for clinical and computer assisted diagnosis of dermoscopic images, Proceedings of VipIMAGE 2011 - 3rd ECCOMAS Thematic Conference on Computational Vision and Medical Image Processing, 37-41.
[P050] Caridade, C.M.R., Marcal, A.R.S., Mendonca, T., Natal-Da-Luz, T., Sousa, J.P. (2011). Automatic counting the number of Collembola in digital images, Proceedings - 4th International Congress on Image and Signal Processing, CISP 2011, Volume 4, 1837-1841.
[P049] A. Rodrigues, Marcal, A.R.S., Cunha, M. (2011). PhenoSat - A tool for vegetation temporal analysis from satellite image data, 6th International Workshop on the Analysis of Multi-Temporal Remote Sensing Images, Multi-Temp 2011 - Proceedings, 45-48.
[P048] Ana Rebelo, Filipe Paszkiewicz, Carlos Guedes, Andre R.S. Marcal, Jaime S. Cardoso (2011). A Method for Music Symbols Extraction based on Musical Rules, Proceedings of the 2011 Bridges Conference – Mathematics, Music, Art, Architecture, Culture, edited by Reza Sarhangi and Carlo Sequin, 8pp.
[P047] C.M.R. Caridade, A.R.S. Marçal, T. Mendonça, P. Albuquerque, M.V. Mendes, F. Tavares (2010). Automatic analysis of macroarrays' images, Proceedings of the 32nd IEEE EMBS - EMBC 2010 Conference, 6122-6125.
[P046] André R. S. Marçal, Arlete Rodrigues, Mário Cunha (2010). Evaluation of satellite image segmentation using synthetic images, IEEE IGARSS 2010 Proceedings, Honolulu, USA, 2210-2213.
[P045] Mário Cunha, Isabel Poças, André R. S. Marçal, Arlete Rodrigues, L. S. Pereira (2010). Evaluating MODIS vegetation indices using ground based measurements in a mountains semi-natural meadows of northeast Portugal, IEEE IGARSS 2010 Proceedings, Honolulu, USA, 1525-1528.
[P044] C.M.R. Caridade, A.R.S. Marçal, T. Mendonça, A.M. Pessoa, S. Pereira (2010). Automatic information extraction from gel electrophoresis images using GEIAS, Springer Lecture Notes in Computer Science, Vol. 6112, 185-194.
[P043] Mário Cunha, Andre R.S. Marçal, and Arlete Rodrigues (2010). A comparative Study of Satellite and Ground-Based Vineyard Phenology, Imagin[e,g] Europe, I. Manakos and C. Kalaitzidis (Eds.), IOS Press, 68-77.
[P042] A.R.S. Marçal, C.M.R. Caridade, P. Albuquerque, M.V. Mendes, F. Tavares (2009). Automatic Detection of Molecular markers in Digital Images, Proceedings of the 31st Annual International Conference of the IEEE EMBS - EMBC 2009, 6710-6713.
[P041] C.M.R. Caridade, A.R.S. Marçal, T. Mendonça, A.M. Pessoa, S. Pereira (2009). An automatic Method to identify and extract information of DNA bands in Gel Electrophoresis Images, Proceedings of the 31st Annual International Conference of the IEEE EMBS - EMBC 2009, 1024-1027.
[P040] André R. S. Marçal, Arlete Rodrigues, Mário Cunha (2009). The Synthetic Image TEsting Framework (SITEF) for the evaluation of multi-spectral image segmentation algorithms, IEEE IGARSS 2009 Proceedings, Cape Town, South Africa, IV, 236-239.
[P039] J. Correia, R. Bencatel, A.R.S. Marçal, A. Puga, J.B. Sousa, G.M. Gonçalves (2009). Video Based Motion Tracking and River Detection with an Unmanned Aerial Vehicle, Proceedings of 33rd International Symposium on Remote Sensing of Environment (ISRSE), May 4-8, 2009, Stresa, Italy, 4pp.
[P038] André R. S. Marçal, Isabel R. Gonçalves (2009). Automatic recognition of road signs in digital images for GIS update, IMAGAPP 2009 - International Conference on Imaging Theory and Applications, INSTICC, 129-134.
[P037] J.S. Borges, A.R.S. Marçal, J.M. Bioucas-Dias (2009). Hyperspectral image segmentation using FSMLR with Jeffreys prior, Proceedings of the 28th EARSeL Symposium, Remote Sensing for a Changing Europe, edited by Derya Maktav, IOS Press, Amsterdam, 378-385.
[P036] Arlete S. Rodrigues, André R.S. Marçal, Mário Cunha (2009). Evaluation of data fusion value for agricultural monitoring based on land parcels, Proceedings of the 28th EARSeL Symposium, Remote Sensing for a Changing Europe, edited by Derya Maktav, IOS Press, Amsterdam, 125-133.
[P035] I. Pôças, M. Cunha, A.R.S. Marçal, L.S. Pereira (2009). Remote sensing monitoring to preserve ancestral semi-natural mountain meadows landscapes, Proceedings of the 28th EARSeL Symposium, Remote Sensing for a Changing Europe, edited by Derya Maktav, IOS Press, Amsterdam, 102-108.
[P034] André R.S. Marçal, Arlete S. Rodrigues (2008). A Framework for the Evaluation of Multi-Spectral Image Segmentation, G.J .Hay, T. Blaschke and D. Marceau (Eds), GEOBIA 2008 -- Pixels, Objects, Intelligence. GEOgraphic Object Based Image Analysis for the 21st Century. University of Calgary, Calgary Alberta, Canada, August 05-08. ISPRS Vol. No. XXXVIII-4/C1
[P033] J. Maeda, A. Kawano, S. Yamauchi, Y. Suzuki, A.R.S. Marçal, T. Mendonça (2008). Perceptual Image Segmentation Using Fuzzy-Based Hierarchical Algorithm and Its Application to Dermoscopy Images, Proceedings of the IEEE Conference on Soft Computing in Industrial Applications, 25-27 June 2008, Muroran, Japan, 66-71.
[P032] André R. S. Marçal (2008). Alternative methods for counting overlapping grains in digital images, Springer Lecture Notes in Computer Science, Vol. 5112, 1051-1060.
[P031] C.M.R. Caridade, A.R.S. Marçal, T. Mendonça (2008). Automatic extraction and classification of DNA profiles in digital images, Computational Vision and Medical Image Processing, Joao Tavares & Natal Jorge (eds), Taylor & Francis, 111-116.
[P030] Teresa Mendonça, André R.S. Marçal, Angela Vieira, Jacinto C. Nascimento, Margarida Silveira, Jorge S. Marques, Jorge Rozeira (2007). Comparison of Segmentation Methods for Automatic Diagnosis of Dermoscopy Images, Proceedings of the 29th Annual International Conference of the IEEE EMBS - EMBC 2007, 6572-6575.
[P029] Janete S. Borges, André R. S. Marçal, José M. Bioucas-Dias (2007). Evaluation of Bayesian Hyperspectral Image Segmentation with a Discriminative Class Learning, IEEE IGARSS 2007 Proceedings, Barcelona, Spain, #1473.
[P028] José A. Gonçalves, André R. S. Marçal (2007). Automatic Ortho-rectification of ASTER Images by Matching Digital Elevation Models, Springer Lecture Notes in Computer Science, Vol. 4633, 1265-1275.
[P027] André R.S. Marçal, Mário Cunha (2007). Vineyard monitoring in Portugal using multi-sensor satellite images, Proceedings of the 27th EARSeL Symposium, Geoinformation in Europe, edited by Mario A. Gomarasca, Millpress, Netherlands, 327-335.
[P026] T. Mendonça, A.R.S. Marçal, A. Vieira, L. Lacerda, C. Caridade, J. Rozeira (2007). Automatic analysis of dermoscopy images - A review, Computational Modelling of Objects Represented in Images, Joao Manuel R.S. Tavares & R.M. Natal Jorge (eds), Taylor & Francis, 281-287.
[P025] André R. S. Marçal (2007). Automatic identification of tie points on CHRIS/PROBA satellite images, Springer Lecture Notes in Computer Science, Vol. 4522, 553-561.
[P024] Janete S. Borges, José M. Bioucas Dias, André R. S. Marçal (2007). Bayesian Hyperspectral Image Segmentation with Discriminative Class Learning, Springer Lecture Notes in Computer Science, Vol. 4477, 22-29.
[P023] Alexandra L. Nunes, André R.S. Marçal (2007). Image-based correction of the aerosol effects over coastal waters with ASTER VNIR data, Proceedings of the 26th EARSeL Symposium, New Developments and Challenges in Remote Sensing, edited by Zbigniew Bochenek, Millpress, Rotterdam, 431-440.
[P022] André R.S. Marçal, José Alberto Gonçalves, Hernani Gonçalves, Mário Cunha (2007). Analysis of the temporal signature of vineyards in Portugal using VEGETATION, Proceedings of the 26th EARSeL Symposium, New Developments and Challenges in Remote Sensing, edited by Zbigniew Bochenek, Millpress, Rotterdam, 377-384.
[P021] Cristina M.R. Caridade, André R.S. Marçal, Teresa Mendonça (2007). The use of texture for image classification of black & white air-photographs, Proceedings of the 26th EARSeL Symposium, New Developments and Challenges in Remote Sensing, edited by Zbigniew Bochenek, Millpress, Rotterdam, 335-344.
[P020] Janete S. Borges, André R. S. Marçal and José M. Bioucas Dias (2007). Evaluation of feature extraction and reduction methods for hyperspectral images, Proceedings of the 26th EARSeL Symposium, New Developments and Challenges in Remote Sensing, edited by Zbigniew Bochenek, Millpress, Rotterdam, 255-264.
[P019] André R.S. Marçal, Cristina M. R. Caridade (2006). A system for automatic counting the number of collembola individuals on petri disk images, Springer Lecture Notes in Computer Science, Vol. 4142, 814-822.
[P018] Janete S. Borges, Jose M. Bioucas Dias, André R. S. Marçal (2006). Fast Sparse Multinomial Regression Applied to Hyperspectral Data, Springer Lecture Notes in Computer Science, Vol. 4142, 700-709.
[P017] Teodoro, A.C., Marçal A. R. S., Gomes, F.V. (2006). Quantification of the Total Suspended Matter Concentration in the sea breaking zone from in situ measurements and remotely sensed data - two empirical approaches, Proceedings of the 25th EARSeL Symposium, Global Developments In Environmental Earth Observation From Space, edited by André Marçal, Millpress, 799-808.
[P016] André R.S. Marçal, Patricia R. Pereira (2005). A steganographic method for digital images robust to RS steganalysis, Springer Lecture Notes in Computer Science, Vol. 3656, 1192-1199.
[P015] André R.S. Marçal, Janete S. Borges (2005). Estimating the natural number of classes on hierarchically clustered multi-spectral images, Springer Lecture Notes in Computer Science, Vol. 3656, 447-455.
[P014] André R. S. Marçal (2005). Automatic color indexing of hierarchically structured classified images, IEEE IGARSS '05 Proceedings, Seoul, Korea, Vol. 7, 4976-4979.
[P013] André R. S. Marçal, Janete S. Borges (2005). Estimation of the "natural" number of classes of multispectral image, IEEE IGARSS '05 Proceedings, Seoul, Korea, Vol. 6, 3788-3791.
[P012] Teodoro, A.C., Marçal A. R., Gomes, F.V. (2004). Evaluation of Total Suspended Matter concentration in wave breaking zone using multispectral satellite images, Remote Sensing of the Ocean and Sea Ice 2004, edited by Charles R. Bostater and Rosalia Santoleri, Proceedings of SPIE, Vol. 5569, 168-175.
[P011] André R. S. Marçal, Ana Cláudia Teodoro, Luísa Castro, F. Veloso Gomes, Alexandra L. Nunes (2005). Monitoring the sea breaking zone in northwest Portugal using Earth observation satellites, Proceedings of the 24th EARSeL Symposium, New Strategies for European Remote Sensing, edited by Marinko Oluic, Millpress, 301-308.
[P010] Teodoro, A.C., Marçal A.R.S., Gomes, F.V. (2004). Quantification of the Total Suspended Matter (TSM) in the Sea Breaking Zone by Remote Sensing Techniques, Proceedings of Littoral 2004, Aberdeen, Scotland, UK, Vol. 2, 467-472.
[P009] Alexandra Nunes, André R. S. Marçal (2004). Atmospheric correction of high resolution multi-spectral satellite images using a simplified method based on the 6S code, Proceedings of the 4th Remote Sensing & Photogrammetry Society Annual Conference - "Mapping and Resources Management", Aberdeen, Scotland, UK, CD-ROM, 9 pp.
[P008] Janete Borges, André R. S. Marçal, Joaquim P. Costa (2004). Comparison of three supervised classification methods for deriving land cover maps from ASTER satellite images, Proceedings of the 1st Workshop on Pattern Recognition for Remote Sensing, Kingston, UK, CD-ROM, 4 pp.
[P007] André R. S. Marçal, Alexandra Nunes, Janete Borges (2004). AVHRR data processing for near real time applications, Remote Sensing for Environmental Monitoring, GIS Applications, and Geology III, edited by Manfred Ehlers, Hermann J. Kaufmann, Ulrich Michel, Proceedings of SPIE, Vol. 5239, 542-550.
[P006] Alexandre Gomes, André R. S. Marçal (2003). Land cover revision through object based supervised classification of ASTER data, ASPRS 2003 Annual Conference Proceedings, Anchorage, Alaska, USA, CD-ROM, 9 pp.
[P005] André R. S. Marçal, Janete Borges (2003). AVHRR Rectification Using Orbital Navigation and Image Matching, Image and Signal Processing for Remote Sensing VIII, edited by Sebastiano B. Serpico, Proceedings of SPIE, Vol. 4885, 13-21.
[P004] Marçal, A.R.S., Vaughan, R.A., Teodoro, A.C. (2001). A test of the usefulness of low spatial resolution passive satellite data for the detection of oil spill events at sea, Proceedings of the First Annual Conference of the Remote Sensing & Photogrammetry Society, London, UK, CD-ROM, 27-33.
[P003] Fernandes, M.J., Marçal, A.R.S., Azevedo, J.C., Santos, A.M.P., Peliz, A. (2000). Fisheries Monitoring in the Cabo Verde Region Using ERS Data, Proceedings of the ERS - ENVISAT Symposium "Looking down to Earth in the New Millenium", Gothenburg, Sweden, CD-ROM, 11 pp.
[P002] Marçal, A.R.S., Slater, M.T. (1997). A system for near real time processing of NOAA-AVHRR data: an application to snow monitoring in Scotland, Proceedings of the Sixth International Conference on Image Processing and its Applications, IEE Conference Publication No. 443, Vol.2, 546-550.
[P001] Marçal, A.R.S., Wright, G.G. (1997). The use of NOAA-AVHRR 'overlapping' NDVI Maximum Value Composites for vegetation assessment in Scotland, Proceedings of the 7th International Symposium on Physical Measurements and Signatures in Remote Sensing, Guyot & Phulpin (editors), Balkema, 103-108.

National conference proceedings and other papers in portuguese:
Actas de conferências nacionais e outros artigos em português:

[N11] Pôças, I., Cunha, M., Marçal, A.R.S., Pereira, L.S. (2008). Aplicação da detecção remota à monitorização de lameiros, regadios ancestrais de montanha. In Proceedings do Workshop Internacional da Rede 'Riegos' de CYTED, 10-14 de Novembro de 2008, Florianópolis, Brasil
[N10] Arlete Rodrigues, André R. S. Marçal, Mário Cunha (2007). A methodology for data fusion evaluation based on synthetic images, 13a Conferência Portuguesa de Reconhecimento de Padrões, RedPad 2007, Lisboa, Portugal, CD-ROM, 2 pp.
[N9] Janete S. Borges, José M. Bioucas-Dias and André R. S. Marçal (2007). Hyperspectral Image Segmentation with Discriminative Class Learning, Proceedings of the 6th Conference on Telecommunications, IT, 613-616.
[N8] Teodoro, A.C., Marçal, A.R.S., Gomes, F.V. (2005). Técnicas para a extracção de informação sobre a concentração de Sedimentos Suspensos Totais, Actas da IV Conferência Nacional de Cartografia e Geodesia, Lisboa, Portugal, LIDEL, 381-390.
[N7] André R. S. Marçal, Luísa Castro, Janete S. Borges (2005). Determinação do número "natural" de classes numa imagem multi-espectral, Actas da IV Conferência Nacional de Cartografia e Geodesia, Lisboa, Portugal, LIDEL, 371-380.
[N6] André R. S. Marçal (2004). Distribuição de imagens de satélite de Portugal para aplicações em tempo real, Actas da III Conferência Nacional de Cartografia e Geodesia, Aveiro, Portugal, LIDEL, 225-234.
[N5] Ana Cláudia Teodoro, André Marçal, Veloso Gomes (2004). Discriminação de sedimentos e padrões de rebentação a partir de diferentes imagens de satélite, Actas da III Conferência Nacional de Cartografia e Geodesia, Aveiro, Portugal, LIDEL, 170-178.
[N4] Alexandra L. Nunes, André R. S. Marçal (2004). Correcção atmosférica de imagens AVHRR para a produção de índices de vegetação, Actas da III Conferência Nacional de Cartografia e Geodesia, Aveiro, Portugal, LIDEL, 161-169.
[N3] Borges, J., Costa, J., Marçal, A. (2003). Classificadores e Máquinas de Suporte Vectorial em Imagens Multi-espectrais, Actas da JOCLAD 2003: X Jornadas de Classificação e Análise de Dados, Aveiro, Portugal, 36-41.
[N2] André R. S. Marçal, Janete Borges (2002). A fully automatic method for image rectification of AVHRR satellite data, Proceedings of the 12th Portuguese Conference on Pattern Recognition, RedPad 2002, Aveiro, Portugal, CD-ROM, 4 pp.
[N1] André R. S. Marçal (2000). Um Sistema de Processamento Semi-Automático de Imagens de Satélite NOAA-AVHRR, Actas da II Conferência Nacional de Cartografia e Geodesia, Luso, Portugal, IPCC, 393-402.