Dr. Kostas Topouzelis Profile

Dr. Kostas Topouzelis

at Univ of the Aegean

SPIE Involvement:

Author

Publications (19)

Proceedings Article | 20 September 2020 Presentation + Paper

Presentation + Paper

UAS toolbox validation for coastal aquatic observations

Michaela Doukari, Marios Batsaris, Konstantinos Topouzelis

Proceedings Volume 11529, 1152907 (2020) https://doi.org/10.1117/12.2573632

KEYWORDS: Oceanography, Ocean optics, Remote sensing, Reliability, Data acquisition, Safety, Image processing, Visualization, Detection and tracking algorithms, Sun

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Proceedings Article | 20 September 2020 Presentation + Paper

Presentation + Paper

Detection of biogenic oil film near aquaculture sites seen by Sentinel-2 multispectral images

Andromachi Chatziantoniou, Vasileios Bakopoulos, Nikos Papandroulakis, Konstantinos Topouzelis

Proceedings Volume 11529, 1152906 (2020) https://doi.org/10.1117/12.2573455

KEYWORDS: Algorithm development, Multispectral imaging, Ocean optics, Satellite imaging, Earth observing sensors, Satellites, Natural surfaces, Liquids, Lead, Image classification

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Proceedings Article | 27 June 2019 Paper

Paper

An open source approach for oil spill detection using Sentinel-1 SAR images

Evangelia Efi Konstantinidou, Polychronis Kolokoussis, Konstantinos Topouzelis, Ioannis Moutzouris-Sidiris

Proceedings Volume 11174, 1117412 (2019) https://doi.org/10.1117/12.2539256

KEYWORDS: Synthetic aperture radar, Image segmentation, Databases, Radar, Image classification

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Proceedings Article | 27 June 2019 Paper

Paper

Assessment of chlorophyll-a concentration derived from Sentinel-3 satellite images using open source data

Ioannis Moutzouris-Sidiris, Konstantinos Topouzelis, Evangelia Efi Konstantinidou

Proceedings Volume 11174, 1117413 (2019) https://doi.org/10.1117/12.2535591

KEYWORDS: Satellites, Water, Satellite imaging, Earth observing sensors, In situ remote sensing, Ocean optics, Oceanography

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Proceedings Article | 6 August 2018 Paper

Paper

Multi-scale seagrass mapping in satellite data and the use of UAS in accuracy assessment

Despina Makri, Panagiotis Stamatis, Michaela Doukari, Apostolos Papakonstantinou, Christos Vasilakos, Konstantinos Topouzelis

Proceedings Volume 10773, 107731T (2018) https://doi.org/10.1117/12.2326012

KEYWORDS: Earth observing sensors, Satellites, Landsat, Satellite imaging, Accuracy assessment, Spatial resolution, Data acquisition, Remote sensing, Image analysis

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Proceedings Article | 6 August 2018 Paper

Paper

Assessment of chlorophyll-a retrievals algorithms from Sentinel-2 satellite data

Ioannis Moutzouris-Sidiris, Konstantinos Topouzelis

Proceedings Volume 10773, 1077303 (2018) https://doi.org/10.1117/12.2326675

KEYWORDS: Satellites, In situ metrology, Satellite imaging, Reflectivity, Ocean optics, Earth observing sensors, Water, Data modeling, Statistical analysis

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Proceedings Article | 6 August 2018 Paper

Paper

UAS multi-camera rig for post-earthquake damage 3D geovisualization of Vrisa village

A. Papakonstantinou, M. Doukari, O. Roussou, G. Drolias, K. Chaidas, A. Moustakas, N. Athanasis, K. Topouzelis, N. Soulakellis

Proceedings Volume 10773, 1077315 (2018) https://doi.org/10.1117/12.2326173

KEYWORDS: 3D modeling, Data acquisition, 3D acquisition, Earthquakes, Unmanned aerial vehicles, 3D image processing, 3D visualizations, 3D image reconstruction, UAV imaging systems, Onboard cameras, Data visualization, Large dataset visualization

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Proceedings Article | 6 August 2018 Paper

Paper

Preview of a protocol for UAV data collection in coastal areas

M. Doukari, A. Papakonstantinou, M. Batsaris, K. Topouzelis

Proceedings Volume 10773, 1077314 (2018) https://doi.org/10.1117/12.2326010

KEYWORDS: Unmanned aerial vehicles, Ocean optics, Oceanography, Coastal modeling, Data acquisition, Associative arrays, Sensors, Data modeling, Sun, Satellites

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Proceedings Article | 6 August 2018 Paper

Paper

A semantic representation of EO data for image retrieval based on natural language queries

Marco Polignano, Marco de Gemmis, Vasilis Kopsacheilis, Michail Vaitis, Jenny Malig, Dominik Grether, Ilias Ioannou, Anastasia Sarelli, Vito De Pasquale, Sergio Samarelli, Pol Kolokoussis, Kleanthis Karamvasis, Milto Miltiadou, Christiana Papoutsa, Olivier Regniers, Virginie Lafon, Konstantinos Topouzelis , Bogdan Despotov

Proceedings Volume 10773, 1077306 (2018) https://doi.org/10.1117/12.2325839

KEYWORDS: Image retrieval, Satellites, Satellite imaging, Image processing, Water, Earth observing sensors, Ocean optics, Oceanography, Data modeling, Clouds

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Proceedings Article | 6 September 2017 Paper

Paper

UAS close range remote sensing for mapping coastal environments

Apostolos Papakonstantinou, Kostantinos Topouzelis, Michaela Doukari

Proceedings Volume 10444, 1044418 (2017) https://doi.org/10.1117/12.2278988

KEYWORDS: Remote sensing, Environmental sensing, Unmanned aerial vehicles, Data acquisition, UAV imaging systems, Environmental monitoring

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Proceedings Article | 6 September 2017 Paper

Paper

Coastal habitat mapping in the Aegean Sea using high resolution orthophoto maps

Konstantinos Topouzelis, Apostolos Papakonstantinou, Michaela Doukari, Panagiotis Stamatis, Despina Makri, Stelios Katsanevakis

Proceedings Volume 10444, 1044417 (2017) https://doi.org/10.1117/12.2279140

KEYWORDS: Orthophoto maps

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Proceedings Article | 12 August 2016 Paper

Paper

The use of Sentinel-2 imagery for seagrass mapping: Kalloni Gulf (Lesvos Island, Greece) case study

Konstantinos Topouzelis, Spyridon Charalampis Spondylidis, Apostolos Papakonstantinou, Nikolaos Soulakellis

Proceedings Volume 9688, 96881F (2016) https://doi.org/10.1117/12.2242887

KEYWORDS: Landsat, Earth observing sensors, Satellites, Spatial resolution, Ocean optics, Satellite imaging, Multispectral imaging, Unmanned aerial vehicles, Calibration, Remote sensing

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Proceedings Article | 12 August 2014 Paper

Paper

Spiral eddies in the Aegean Sea derived by satellite radar data

Aikaterini Tavri, Konstantinos Topouzelis, Elina Tragou

Proceedings Volume 9229, 92291A (2014) https://doi.org/10.1117/12.2066291

KEYWORDS: Synthetic aperture radar, Satellites, Radar, Visualization, Backscatter, Statistical analysis, Image processing, Oceanography, Image resolution, Remote sensing

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Proceedings Article | 10 October 2008 Paper

Paper

Geospatial modelling of metocean and environmental ancillary data for the oil spill probability assessment in SAR images

Oliver Müllenhoff, Barbara Bulgarelli, Guido Ferraro, Marko Perkovic, Kostas Topouzelis, Valerio Sammarini

Proceedings Volume 7110, 71100R (2008) https://doi.org/10.1117/12.799717

KEYWORDS: Synthetic aperture radar, Data modeling, Pollution, Geographic information systems, Databases, Coastal modeling, Spatial resolution, Environmental sensing, Satellites, Oceanography

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Proceedings Article | 6 November 2007 Paper

Paper

Aerial and satellite surveillance of operational ship pollution in the European seas

Guido Ferraro, Oliver Muellenhoff, Dario Tarchi, Kostas Topouzelis

Proceedings Volume 6749, 67490E (2007) https://doi.org/10.1117/12.739464

KEYWORDS: Pollution, Surveillance, Satellites, Synthetic aperture radar, Satellite imaging, Earth observing sensors, Image analysis, Remote sensing, Water, Oceanography

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Proceedings Article | 6 October 2006 Paper

Paper

Large-scale feature selection using evolved neural networks

Demetris Stathakis, Kostas Topouzelis, Vassilia Karathanassi

Proceedings Volume 6365, 636513 (2006) https://doi.org/10.1117/12.688149

KEYWORDS: Neural networks, Feature selection, Genetic algorithms, Synthetic aperture radar, On-screen displays, Binary data, Remote sensing, Beam propagation method, Backscatter, Parallel computing

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Proceedings Article | 29 September 2006 Paper

Paper

Dark formation detection using recurrent neural networks and SAR data

K. Topouzelis, V. Karathanassi, P. Pavlakis, D. Rokos

Proceedings Volume 6365, 636511 (2006) https://doi.org/10.1117/12.687852

KEYWORDS: Neural networks, Network architectures, Synthetic aperture radar, Neurons, Remote sensing, Space operations, Mathematical modeling, Feedback signals, Network security, Artificial neural networks

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Proceedings Article | 22 October 2004 Paper

Paper

Texture-based detection of sea wave direction

Vassilia Karathanassi, Kostas Topouzelis, Demetris Sarantopoulos

Proceedings Volume 5574, (2004) https://doi.org/10.1117/12.564631

KEYWORDS: Synthetic aperture radar, Data modeling, Radar, Wave propagation, Modulation, Matrices, Image classification, Radio propagation, Image analysis, Radar imaging

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Proceedings Article | 14 February 2003 Paper

Paper

Oil spill detection: SAR multiscale segmentation and object features evaluation

Kostas Topouzelis, Vassillia Karathanassi, Petros Pavlakis, Dimitris Rokos

Proceedings Volume 4880, (2003) https://doi.org/10.1117/12.462518

KEYWORDS: Image segmentation, Synthetic aperture radar, Backscatter, Image processing, Image classification, Fractal analysis, Fuzzy logic, Feature extraction, Image filtering, Classification systems

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Showing 5 of 19 publications

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