Publications


My Google Scholar profile .
BibTeX entries for my papers can be found here.
My ORCID number : 0000-0002-4675-9595
Check also the Underwater Vision and Robotics Research Center and the publications page of Dr Pam Reid’s Lab.



Year: 2017
  • R. Prados, R. Garcia, N. Gracias, L. Neumann, H. Vågstøl, Real-time Fish Detection in Trawl Nets, Proc. of the  MTS/IEEE OCEANS 2017 Conference, Aberdeen, UK, June 2017.
  • K Istenič, V. Ila, L. Polok, N. Gracias and R. García, "Mission-time 3D Reconstruction with Quality Estimation", Proc. of the  MTS/IEEE OCEANS 2017 Conference, Aberdeen, UK, June 2017.
  • Escartín, J., C. Mével, S. Petersen, D. Bonnemains, M. Cannat, M. Andreani, N. Augustin, A. Bezos, V. Chavagnac, Y. Choi, M. Godard, K. Haaga, C. Hamelin, B. Ildefonse, J. Jamieson, B. John, T. Leleu, C. J. MacLeod, M. Massot-Campos, P. Nomikou, J. A. Olive, M. Paquet, C. Rommevaux, M. Rothenbeck, A. Steinfuhrer, M. Tominaga, L. Triebe, R. Campos, N. Gracias, R. Garcia, Tectonic structure, evolution, and the nature of oceanic core complexes and their detachment fault zones (13°20’N and 13°30’N, Mid Atlantic Ridge), Geochemistry, Geophysics, Geosystems, April 2017 doi:10.1002/2016GC006775.
  • Gracias, N., R. Garcia, R. Campos, N. Hurtos, R. Prados, A. S. M. Shihavuddin, T. Nicosevici, A. Elibol, R. L. Neumann, J. Escartín, « Chapter 7. Application Challenges of Underwater Vision», in Computer Vision for Vehicle Technology: Land, Sea & Air (A. Lopez, A. Imiya, and T. Padjla, eds.), John Wiley & Sons, Ltd, Chichester, UK, Feb 2017, DOI: 10.1002/9781118868065.ch7
  • Garcia, R., N. Gracias, T. Nicosevici, R. Prados, N. Hurtos, R. Campos, J. Escartín, A. Elibol, R. Hegedus, L. Neumann, « Chapter 4. Exploring the Seafloor with Underwater Robots », in Computer Vision for Vehicle Technology: Land, Sea & Air (A. Lopez, A. Imiya, and T. Padjla, eds.), John Wiley & Sons, Ltd, Chichester, UK, Feb 2017, DOI: 10.1002/9781118868065.ch4
Year: 2016
Year: 2015
Year: 2014
Year: 2013
Research Publications
Education Publications
Year: 2012
Research Publications
  • R. Prados, R. Garcia, N. Gracias, J. Escartín, L. Neumann. "A Novel Blending Technique for Underwater Giga-Mosaicing," IEEE Journal of Oceanic Engineering, vol. 37, no. 4, pp. 626-644, 2012. ISSN 0364-9059. doi: 10.1109/JOE.2012.2204152
  • S. Purkis., B. Vlaswinkel, N. Gracias. Consistency In Vertical-To-Lateral Carbonate Facies Juxtapositions From The Cretaceous – A Means To 3-D Subsurface Modeling Via Markov. Journal of Sedimentary Research, April 2012 v. 82 no. 4 p. 232-243
  • M. Prats, D. Ribas, N. Palomeres, J.C. García, V. Nannen, S. Wirth, J.J. Fernández, J.P. Beltrán, R. Campos, P. Ridao, P.J. Sanz, G. Oliver, M. Carreras, N. Gracias, R. Marín, A. Ortiz. Reconfigurable AUV for intervention missions: a case study on underwater object recovery. Journal Intelligent Service Robotics Vol. 5 Num. 1, pp 19-31 , 2012.
  • E. Mittelstaedt, J. Escartin, N. Gracias, J.-A. Olive, T. Barreyre, A. Davaille, M. Cannat, R. Garcia. "Quantifying diffuse and discrete venting at the Tour Eiffel vent site, Lucky Strike hydrothermal field" Geochemistry, Geophysics and Geosystems, vol. 13, no. 4, pp. 1-18, 2012. ISSN: 1525-2027. doi:10.1029/2011GC003991
  • A. Elibol, N. Gracias and R. Garcia. "Efficient Topology Estimation for Large Scale Optical Mapping", Springer, 2012. ISBN 978-3-642-30312-8 (Book)
  • A. Elibol, N. Gracias and R. Garcia. Efficient Image Mosaicing for Optical Underwater Mapping , IEEE 20th Conference on Signal Processing and Communications Applications, 2012.
  • A. Shihavuddin, N. Gracias, R. Garcia. "Online Sunflicker Removal using Dynamic Texture Prediction". International Conference on Computer Vision Theory and Applications (VISSAP'2012), Rome, Italy.
  • P. Nomikou, Escartin, J.; Ridao, P.; Sakellariou, D.; Camilli, R.; Ballu, V.; Moreira, M.; Mevel, C.; Mallios, A.; Deplus, C.; Andreani, M.; Pot, O.; Garcia, R.; Rouzie, L.; Gabsi, T.; Campos, R.; Gracias, N.; Hurtos, Ν.; Magi, L.; Palomeras, N.; Ribas, D. Preliminary submarine monitoring of Santorini Caldera: Hydrothermal activity, and seafloor deformation Volcanism of the Southern Aegean in the frame of the broader Mediterranean area (Poster). International Conference on Volcanism of the Southern Aegean (VOLSAM 2012), Santorini, Greece, October 2012.
  • R. Prados, R. Garcia, N. Gracias, P. Ridao, J. Escartín, L. Neumann. "Construcción de Mapas Ópticos para la Caracterización del Fondo Marino", XXIII Jornadas de Automática, pp. 985-992, Vigo, Spain, 2012. ISBN: 978-84-8158-583-4 
  • Cantwell, K., Gintert, B., Lirman, D., Gonzalez, M., Gracias, N., Reid, R.P. (2012) Underwater Landscape Mosaics: the Cure for Common Coral Reef Monitoring. 41st Annual Benthic Ecology Meeting, Norfolk, VA, 21-24 March 2012. (Poster presentation)
  • Cantwell, K., Gintert, B., Gracias, N., Lirman, D., Gonzalez, M., Gleason, A.C.R., Reid, R.P. (2012) Reef-Scale Benthic Change: Using Landscape Mosaics to Address Monitoring Gaps. Proceedings of the 12th International Coral Reef Symposium, Cairns, Queensland, Australia, 9-13 July 2012.
  • Gintert, B., Gracias, N., Szlyk, T., Ciminello, M., Cantwell, K., Reid, R.P. (2012) Measuring Coral Community Resilience: a 40-year Analysis at Andros Island. Proceedings of the 12th International Coral Reef Symposium, Cairns, Queensland, Australia, 9-13 July 2012.
  • Gintert, B, A. Gleason, K. Cantwell, N. Gracias, M. Gonzalez, R. P. Reid, Third-Generation Underwater Landscape Mosaics for Coral Reef Mapping and Monitoring. Proceedings of the 12th International Coral Reef Symposium, Cairns, Australia, 9-13 July 2012
  • Gleason, A.C.R, Gintert, B., Gracias, N., Cantwell, K., Gonzalez, M., Reid, R.P. (2012) Enhanced Underwater Mosaicing Technology for Coral Reef Monitoring and Mapping. Proceedings of the 12th International Coral Reef Symposium, Cairns, Queensland, Australia, 9-13 July 2012.
  • A. Elibol, N. Gracias and R. Garcia, "Efficient Image Mosaicing for Optical Underwater Mapping," IEEE 20th Conference on Signal Processing and Communications Applications (SIU), Fethiye, Turkiye, 2012 (National conference and published in Turkish).
  • J. Quintana, R. Campos, R. Garcia, J. Freixenet, N. Gracias, S. Puig, J. Malvehy. "A novel acquisition device for Total Body Photography," World Congress of Dermoscopy. Brisbane, Australia. 2012. (Abstract)
Educational Publications
Year: 2011
  • A. Elibol, R. Garcia, N. Gracias. "A New Global Alignment Approach for Underwater Optical Mapping," Ocean Engineering, vol. 38, no. 10, pp. 1207-1219, 2011. ISSN: 0029-8018. DOI:10.1016/j.oceaneng.2011.05.013
  • R. Garcia, N. Gracias. Underwater Optical Mapping. 4th International Workshop on Marine Technology (Martech’11), Cádiz, Spain, 2011. ISSN 1697-2562 (BEST PRESENTATION AWARD)
  • A. Elibol, N. Gracias, R. Garcia, A. Gleason, B. Gintert, D. Lirman and R.P. Reid. "Efficient Autonomous Image Mosaicing with Applications to Coral Reef Monitoring". Proc. of the Workshop on Robotics for Environmental Monitoring held at IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), San Francisco, USA, pp. 50-57, September 2011.
  • R. Garcia, N. Gracias, "Detection of Interest Points in Turbid Underwater Images," IEEE OCEANS Conference, pp. 1-9, Santander, Spain, 2011. ISBN (print): 978-1-4577-0086-6. DOI: 10.1109/Oceans-Spain.2011.6003605.
  • Cantwell, K., Gintert, B., Gracias, N., Lirman, D., Gonzalez, M., Reid, R.P. (2011) Landscape Mosaics Document Reef-Scale Response to Cold Water Disturbance. Society of Environmental Journalists, October 19, 2011, Miami, FL. (Poster presentation)
  • Jackson, K., Eberli, G., Cantwell, K., Gracias, N., Reid, R.P. (2011)Assessing the Impact of Hurricane Irene on Carbonate Sediment Transport in the Exumas. Society of Environmental Journalists, October 19, 2011, Miami, FL. (Poster presentation)
  • Cantwell, K., Gintert, B., Gonzalez, M., Gracias, N., Lirman, D., Reid, R.P. (2011) A Landscape View of Cold Water Benthic Mortality. 3rd Annual Coral Reef Forum, National Center for Coral Reef Research, August, 2011.
  • Gintert, B., Gracias, N., Gleason, A.C.R., Cantwell, K., Gonzalez, M., Lirman, D., Reid, R.P. (2011) Landscape Mosaic Imaging of Coral Reefs. 3rd Annual Coral Reef Forum, National Center for Coral Reef Research, August, 2011. (Poster presentation)
  • Cantwell, K., Gintert, B., Gonzalez, Lirman, D., M., Gracias, N., Reid, R.P. (2011) A Landscape View of Cold Water Benthic Mortality. Research, Creativity, and Innovation Forum, March 2011. (Poster presentation)
  • J. Quintana, R. Campos, N. Gracias, J. Freixenet, R. Garcia. 3D Skin Mapping for Melanoma Detection, Medical Image Computing Conference (MICCAT2011). Barcelona. 2011. 
Year: 2010
Year: 2009
  • Gracias. N.; Negahdaripour, S.; Mahoor, M.; Gleason, A. (2009). Fast image blending using watersheds and graph cuts. Image and Vision Computing, 27(5), 597-607.
  • T. Nicosevici, N. Gracias, S. Negahdaripour, R. Garcia. "Efficient three-dimensional Scene Modeling and Mosaicing," Journal of Field Robotics, vol. 26, no. 10, pp. 759-788, 2009. (Special Issue: Three-Dimensional Mapping, Part 1). ISSN (Print): 1556-4959. ISSN (Online): 1556-4967. DOI: 10.1002/rob.20305.
  • O. Delaunoy, N. Gracias and R. Garcia. "Small Scale Underwater Change Detection". Instrumentation Viewpoint, 2009. ISSN 1697-2562 (Print) 1886-4864 (Online).
  • A. Elibol, N. Gracias and R. Garcia, "Match Selection in Batch Mosaicing using Mutual Information". Lecture Notes in Computer Science vol. 5524, Ed. Springer, pp. 104-111, 2009. 4th Iberian Conference on Pattern Recognition and Image Analysis (IbPRIA2009), Povoa do Varzim, Portugal, 2009. ISSN 0302-9743 (Print) 1611-3349 (Online). ISBN 978-3-642-02171-8 DOI 10.1007/978-3-642-02172-5_15.
  • O. Delaunoy, N. Gracias and R. Garcia, "Small Scale Underwater Change Detection". Annual Conference of the American Society of Photogrammetry and Remote Sensing. Baltimore, USA, 2009. (Abstract)
Year: 2008
Year: 2007
Year: 2006
Year: 2005
Year: 2004
Year: 2003
  • N. Gracias, S. Zwaan, A. Bernardino and J. Santos-Victor. Mosaic Based Navigation for Autonomous Underwater Vehicles, IEEE Journal of Oceanic Engineering, Vol. 28(1) pp 609-624, October 2003.
  • N. Gracias. Mosaic-based Visual Navigation for Autonomous Underwater Vehicles, Ph.D. Thesis, Instituto Superior Técnico, Technical University of Lisbon, Portugal, June 2003
Year: 2002
Year: 2001
Year: 2000 and before