Peer-Reviewed Journal

24 Smart Agriculture: Predictive Height Analysis for Universal Crop Health Classification’ to be published in the Contemporary Engineering Sciences journal. (2024, Under Review)

23 Argyrou A, Agapiou A, Papakonstantinou A, Alexakis DD. Comparison of Machine Learning Pixel-Based Classifiers for Detecting Archaeological Ceramics. Drones. 2023; 7(9):578. https://doi.org/10.3390/drones7090578

22 Andriolo, U., Topouzelis, K., van Emmerik, T. H. M., Papakonstantinou, A., Monteiro, J. G., Isobe, A., Hidaka, M., Kako, S., Kataoka, T., & Gonçalves, G. (2023). Drones for litter monitoring on coasts and rivers: suitable flight altitude and image resolution. Marine Pollution Bulletin, 195 (August), 115521.DOI: 10.1016/j.marpolbul.2023.115521

21 Papakonstantinou, A.; Moustakas, A.; Kolokoussis, P.; Papageorgiou, D.; de Vries, R.; Topouzelis, K. (2023). Airborne Spectral Reflectance Dataset of Submerged Plastic Targets in a Coastal Environment, Data 2023, 8, 19. DOI: 10.3390/data8010019

20 Papadopoulou, Ermioni-Eirini, Apostolos Papakonstantinou, Nikoletta-Anna Kapogianni, Nikolaos Zouros, and Nikolaos Soulakellis. 2022. “VR Multiscale Geovisualization Based on UAS Multitemporal Data: The Case of Geological Monuments” Remote Sensing 14, no. 17: 4259. https://doi.org/10.3390/rs14174259

19 Papadopoulou Ermioni-Eirini, Papakonstantinou Apostolos, Vasilakos Christos, Zouros Nikolaos, Tataris Georgios, Proestakis Stavros, Soulakellis Nikolaos, Scale issues for geoheritage 3D mapping: The case of Lesvos Geopark, Greece, International Journal of Geoheritage and Parks, 2022, ISSN 2577-4441, https://doi.org/10.1016/j.ijgeop.2022.08.006

18 Papadopoulou E-E, Papakonstantinou A, Zouros N, Soulakellis N. Scale-Variant Flight Planning for the Creation of 3D Geovisualization and Augmented Reality Maps of Geosites: The Case of Voulgaris Gorge, Lesvos, Greece. Applied Sciences. 2021; 11(22):10733. https://doi.org/10.339 /app112210733

17 Papakonstantinou A., M. Batsaris, S. Spondylidis, and K. Topouzelis, “A Citizen Science Unmanned Aerial System Data Acquisition Protocol and Deep Learning Techniques for the Automatic Detection and Mapping of Marine Litter Concentrations in the Coastal Zone,” Drones, vol. 5, no. 1, p. 6, Jan. 2021, doi: 10.3390/drones5010006. (TOP 10 DRONES Journal Editor’s Choice paper 2021)

16 Papadopoulou, E.E.; Kasapakis, V.; Vasilakos, C.; Papakonstantinou, A.; Zouros, N.; Chroni, A.; Soulakellis, N. Geovisualization of the excavation process in the Lesvos petrified forest, Greece using augmented reality. ISPRS Int. J. Geo-Information 2020, 9, doi 10.3390/ijgi9060374.

15 Soulakellis, N.; Vasilakos, C.; Chatzistamatis, S.; Kavroudakis, D.; Tataris, G.; Papadopoulou, E.E.; Papakonstantinou, A.; Roussou, O.; Kontos, T. Post-earthquake recovery phase monitoring and mapping based on UAS data. ISPRS Int. J. Geo-Information 2020, 9, 1–2, doi:10.3390/ijgi9070447.

14 Topouzelis, K.; Papageorgiou, D.; Karagaitanakis, A.; Papakonstantinou, A.; Arias Ballesteros, M., Remote Sensing of Sea Surface Artificial Floating Plastic Targets with Sentinel-2 and Unmanned Aerial Systems (Plastic Litter Project (2019). Remote Sens. 2020, 12, 2013. doi: 10.3390/rs12122013

13 Topouzelis, K.; Papakonstantinou, A.; Singha, S.; Li, X.; Poursanidis, D. Editorial on Special Issue “Applications of Remote Sensing in Coastal Areas.” Remote Sensing, 2020, 12, 974.

12 Papakonstantinou, A., Stamati, C., Topouzelis, K.,” Comparison of True ‐ Color and Multispectral Unmanned Aerial Systems Imagery for Marine Habitat Mapping Using Object-Based Image Analysis,” Remote Sensing, 2020, 1–23. doi: 10.3390/rs12030554

11 Doukari M., Batsaris M., Papakonstantinou A., Topouzelis K., “A Protocol for Aerial Survey in Coastal Areas Using UAS,” Remote Sensing, 2019, 11(16),1913; DOI: 10.3390/rs11161913

10 Papakonstantinou Apostolos, Dimitris Kavroudakis, Yannis Kourtzellis, Michail Chtenellis, Vasilis Kopsachilis, Konstantinos Topouzelis, Michail Vaitis, “Mapping cultural heritage in coastal areas with UAS: The case study of Lesvos Island,” Heritage, 2019, 2, 1404–1422.

9 Topouzelis, K.; Papakonstantinou, A.; Garaba, S.P., “Detection of floating plastics from satellite and unmanned aerial systems (Plastic Litter Project 2018)”, International Journal of Applied Earth Observation Geoinformation, 2019, 79, 175–183.

8 Papakonstantinou A., Doukari M., Stamatis P., Topouzelis K., “Coastal Management using UAS and High-Resolution Satellite Images for Touristic Areas”, International Journal of Applied Geospatial Research (IJAGR), Volume 10, Issue 1, January-March 2019.

7 Konstantinos Topouzelis; Despina Makri; Nikolaos, Stoupas; Apostolos Papakonstantinou; Stylianos Katsanevakis, “Seagrass mapping In Greek territorial waters to support national legislation, marine conservation, and marine spatial planning”, International Journal of Applied Earth Observation and Geoinformation, Volume 67, May 2018, Pages 98-113, https://doi.org/10.1016/j.jag.2017.12.013.

6 Topouzelis, K., Papakonstantinou A, Doukari M., Coastline change detection using Unmanned aerial vehicles and image processing techniques. Fresenius Environmental Bulletin. Sep 2017 Vol. 26 Issue 9, p5564-5571. 8p. ISSN 1018-4619.

5 Varsamis D, Papakonstantinou A., “A numerical algorithm for the optimal placement of inset maps”, Applied Mathematical Sciences, Vol. 10, 2016, no. 61, 3003 -3017, doi.org/10.12988/ams.2016.68232

4 Papakonstantinou A, Topouzelis K, Pavlogeorgatos G., 2016,Coastline Zones Identification and 3D Coastal Mapping Using UAV Spatial Data“, ISPRS International Journal of Geo-Information vol. 5 (6) p. 75 (open access), Special Issue Unmanned Aerial Vehicles in Geomatics, doi:3390/ijgi5060075

3 Papakonstantinou, A., Ch. Christodoulou, Varsamis D., 2014, “On the Automation of the Cartographic Insetting Procedure with Parallel Numerical Searching Algorithm.” Journal of Surveying and Mapping Engineering (JSME), Vol 2, Iss 3, 2014, pp.56-64

2 Papakonstantinou A., Varsamis D, Soulakellis Ν., 2011, “Inset Mapper: A Software Tool in Island Cartography“, Cartography and Geographic Information Science, 38(4), 384–397. doi: http://dx.doi.org/10.1559/15230406384 84

1 Papakonstantinou A., Varsamis D, Soulakellis Ν., 2011, “Inset Mapper: A Software Tool for the complexity of land discontinuity problem”, ΧΩΡΟγραφίες, Vol. 2, Iss. 2, pp. 79-87. (In Greek)

Atlases

2 Atlas 2016,” Atlas of distribution of marine vascular plants in the Greek seas”, P. Panagiotidis, V. Gerakaris, P. Drakopoulou, V. Loukaidi, S. Orfanidis, V. Papathanassiou, M. Kosmidou, G. Papatheodorou, I. Fakiris, K. Topouzelis & A. Papakonstantinou. (In Greek).

1 Atlas 2015, “Atlas of the Greek Islands“(In Greek), Editors: Spillanis I., Kizos A., Cartographic Team: Papakonstantinou A. (Cartographic Editor), Repaki M., Soulakellis N., ISBN: 978-960-88031-1-4, (In Greek).

Books – Chapters in Books

3 2020 Book, K. Topouzelis, Α. Papakonstantinou, S. Singha, X. Li, and D. Poursanidis (2020). (Eds.), Applications of Remote Sensing in Coastal Areas, MDPI, Pages: 288, Published: June 2020, ISBN 978-3-03928-658-4. DOI: 10.3390/books978-3-03928-659-1

2 2019 Chapter Soulakellis Nikolaos, Tataris Georgios, Papadopoulou Ermioni-Eirini, Chatzistamatis Stamatis, Vasilakos Christos, Roussou Olga, Papakonstantinou Apostolos, Kavroudakis Dimitris, Kalloniatis Christos, “Synergistic Exploitation of Geoinformation Methods for Post-Earthquake 3D Mapping and Damage Assessment”, Intelligent Systems for Crisis Management: Gi4DM 2018 (Lecture Notes in Geoinformation and Cartography), Editors: Orhan Altan, Chandra Madhu, Sunar Filiz, Tanzi Tullio Joseph, 2019, ISBN-10: 3030053296, ISBN-13: 978-3030053291.

1 2008 Chapter, “New developments in the visualization of the geographic area with archaeological interest. Requirements, assumptions, and issues to be investigated” Soulakellis N, Sidiropoulos G., Papakonstantinou A., Editor Liritzis, I., (2008). New Technologies in Archaeognostic Science (22 Chapters), GUTENBERG PRESS. (In Greek).

Peer-Reviewed Conference

78 Optimizing UAV-Based Inventory Detection and Quantification in Industrial Warehouses: A LiDAR-Driven Approach IEE SERRES (TO BE PRESENTED)

77 Argyro Argyrou, Apostolos Papakonstantinou, Michalis Christoforou, Dimitrios Alexakis, Athos Agapiou, Detection of archaeological surface ceramics using very high-resolution remotely sensed data, he 5th CAA-GR Conference 2024, “Transforming heritage research in a transforming world”,16-17 April 2024, Serres, Greece. (TO BE PRESENTED)

76 XEE

75 XEE

74 G. Chatzargyros, V. Kotoula, E. Rigati, D. Stimoniaris, D. Tsiamitros, A. Papakonstantinou, G. Loukos, S. Christopoulos, G. Doukakis, K. Mariolis, K. Kaousias, The Innovative Project “ALTITUDE” – Automatic aerial network inspection using drones and machine learning” Paris Session 2024
August 25 to 30, 2024, Palais des Congrès, Paris, France (TO BE PRESENTED)

73 Papakonstantinou A., A. Moustakas, P. Zervos, D. Stefanakis, M. Tsapakis, N. Spyridakis, M. Paspaliari, C. Kontos, A. Legakis, S. Houzouris, K. Topouzelis, 2023, ARGO: An Open Designed Unmanned Surface Vehicle Mapping Autonomous Platform, International Conference on Marine Autonomous and Robotic Systems 16-17, February 2023, Istanbul, Turkey, (Oral Presentation – Best Presentation Award)

72 Stamatis Panagiotis, Michaela Doukari, Konstantinos Topouzelis, Papakonstantinou Apostolos, 2022. Monitoring the coastline change using airborne LIDAR, 2nd Panhellenic Conference HellasGis 1-2 December 2022, National Technical University of Athens, Greece.

71 Papakonstantinou Apostolos, Argyrios Moustakas, George Harvalis, Evangelos Christodoulou, Konstantinos Topouzelis, ARSx2 – An innovative unmanned aerial platform to monitor the marine environment and tackle emerging phenomena in maritime transport, 2022 EUROGEO, Mytilene Lesvos, 5-7 May 2022, (Poster Presentation)

70 Papakonstantinou Apostolos, Argyrios Moustakas , Konstantinos Topouzelis, Panagiotis Zervos, Dimitrios Stefanakis, Manolis Tsapakis, Mairi Paspaliari, Christos Kontos, Antonis Legakis, Konstantinos Topouzelis, Mapping Aegean Sea using the ARGO unmanned surface platform and innovative web-based geoservices, 2022 EUROGEO, Mytilene Lesvos, 5-7 May 2022, (Poster Presentation)

69 Robin de Vries, Konstantinos Topouzelis, Shungu Garaba, Apostolos Papakonstantinou, Sarah-Jeanne Royer, Paolo Corradi, SPOTS: Spectral Properties of Biofouled and Submerged plastic litter, 7th International Marine Debris Conference (7IMDC), Busan, Republic of Korea, 18 – 23 September 2022, (Poster Presentation)

68 Konstantinos Topouzelis, Apostolos Papakonstantinou, Alexandros Petkos, Dimitrios Simos Argyris Moustakas, Large scale beach litter monitoring using drone imagery and deep learning, 7th International Marine Debris Conference (7IMDC), Busan, Republic of Korea, 18 – 23 September 2022, (Oral Presentation)

67 Konstantinos Topouzelis, Apostolos Papakonstantinou, Alexandros Petkos, Mimis Simos and Argyris Moustakas, Coastal Marine Litter Observatory: drone imagery and AI for marine litter detection, Living Planet Symposium 2022, (Oral Presentation).

66 Konstantinos Topouzelis, Jose Moutinho, Hugo Silva, Apostolos Papakonstantinou, André Dias, Eduardo Silva, Beach litter monitoring in Atlantic region with the use of UAVs and AI: Portugal Case Study, Living Planet Symposium 2022, (Oral Presentation).

65 Topouzelis K., Papakonstantinou A., Batsaris M., Spondylidis S, Integrated monitoring system for beach litter preparedness and response, IGARSS2020 IEEE International Geoscience and Remote Sensing Symposium, Brussels, July 12 -16, 2021. (Oral Presentation).

64 Kyriakidis, P., Kavroudakis, D., Fayad, P., Hadjipetrou, S., Leventis, G., and Papakonstantinou, A.: Promoting the adoption of agent-based modeling for synergistic interventions and decision-making during pandemic outbreaks, AGILE GIScience Ser., 2, 44, https://doi.org/10.5194/agile-giss-2-44-2021, 2021. (Oral Presentation)- (accepted after extended abstract review).

63 Papadopoulou E-E, Papakonstantinou A, Vasilakos Ch., Zouros N, Soulakellis N., Investigation of data collection methods using Unmanned Aircraft Systems (UAVs) for the 3D (3D) Mapping and Geo-visualization of Geosites of Lesvos, Scientific Conference on Geography, Mytilene, Lesvos, 2-4 June 2021 (Oral Presentation)(accepted after extended abstract review).

62 Papakonstantinou A., Moustakas A., Batsaris M., Kosma I., Moutzouris G., Angelis S., Doukari M., Christodoulou E., Harvalis G., Melas G., Topouzelis K., The use of Unmanned Aerial Systems (UAVs) for the development of a sea areas surveillance system to prevent and tackle piracy on merchant ships, Scientific Conference on Geography, Mytilene, Lesvos, 2-4 June 2021. (Oral Presentation)- (accepted after extended abstract review).

61 Doukari, Μ., Batsaris, Μ., Papakonstantinou A., Topouzelis K. A Protocol for Aerial Survey in Coastal Areas Using UAS, Geography Scientific Conference “Geography in a Changing World”, 2-4 June 2021, University of the Aegean. (Oral Presentation)- (accepted after extended abstract review).

60 Papakonstantinou A. Triantafyllidis, P., Doukari, Μ., Moustakas, Α., Topouzelis K. (2021). The use of UAS in the three-dimensional mapping of cultural heritage monuments, Geography Scientific Conference “Geography in a Changing World”, 2-4 June 2021, University of the Aegean. (Oral Presentation)- (accepted after extended abstract review).

59 Papakonstantinou A. Moustakas, Α., Batsaris, Μ., Kosma, Ι., Moutzouris, G., Aggelis, S., Doukari, Μ., Christodoulou, Ε., Charvalis, G., Melas, G., Topouzelis K. (2021). Marine area surveillance system, using Unmanned Aircraft Systems (UAS) to avoid and prevent merchant ships from piracy ARSx2 (AeRial System and Anti piRacy System), Geography Scientific Conference “Geography in a Changing World”, 2-4 June 2021, University of the Aegean. (Oral Presentation) – (accepted after extended abstract review).

58 Topouzelis K., Papakonstantinou A., Batsaris M., Moutzouris I., Spondylidis Sp., Moustakas A., Towards a coastal marine litter observatory with combination of drone imagery, artificial intelligence, and citizen science, vEGU21, the 23rd EGU General Assembly 2021, held online 19-30 April, 2021, id. EGU21-9156. (Oral Presentation).

57 Topouzelis, K.; Papageorgiou, D.; Karagaitanakis, A.; Papakonstantinou, A.; Arias Ballesteros M., Plastic Litter Project 2019, Exploring the detection of floating plastic litter using drones and Sentinel-2 satellite images, IGARSS2020 IEEE International Geoscience and Remote Sensing Symposium, September 26 – October 2, 2020. (Oral Presentation).

56 Papakonstantinou A. Batsaris M., Spondylidis S., Moutzouris-Sidiris I., Kader A., Moustakas A., Topouzelis K.. Use of Unmanned Aerial Vehicle Systems and Deep Learning Techniques for Plastic Waste Mapping in the Coastal Zone, 11th Panhellenic HellasGIs Conference, HellasGI, 18-20 November 2020. (Oral Presentation).

55 Kyriakidis Ph, Kavroudakis D., Papakonstantinou A., Chatzipetrou S., Leventis G,. The role of geostatistical modeling and simulation in the cooperative decision making in pandemics. 11th Panhellenic HellasGIs Conference, Hel asGI, 18-20 November 2020. (Oral Presentation).

54 Garaba S., Baugh B. De Vries R., Lebreton L., Papakonstantinou A., Sainte-Rose B., Slat B., Topouzelis K., Zielinski O. (2019). High Geo-Spatial Resolution Remote Sensing of Floating Plastic Litter, OceanOBS 2019, 16-20 September 2019, Honolulu, Hawaii, USA. (Oral Presentation).

53 Papakonstantinou, A, Topouzelis, K., Doukari, M., and Andreadis, O.: Mapping refugee litters in the eastern coast of Lesvos using UAS, an emerging marine litter problem, Abstr. Int. Cartogr. Assoc., 1, 290, https://doi.org/10.5194/ica-abs-1-290-2019, 2019. (Oral Presentation) – (accepted after extended abstract review).

52 Topouzelis K., Symeonidis P., Iona A., Athanasopoulou E., Karageorgis A., Chatziantoniou A., Papakonstantinou A., Spondylidis S., Vakkas T., Psarra S. (2019). Development of Local EO Algorithms for Monitoring the Greek Seas Using Copernicus Sentinel Data and inSitu Measurements, ESA EO Φ-week, ESA-ESRIN, 09-13 September 2019, Frascati, Italy. (Oral Presentation).

51 Topouzelis K., Papakonstantinou A., Garaba S., Doukari M., Chatziantoniou A., and Spondilidis S. (2019). Plastic Litter Project 2018: exploring the detection of floating plastic litter using drones and satellite images, 16th International Conference on Environmental Science & Technology, CEST2019, 4-7 September 2019, Rhodes, Greece. (Oral Presentation) – (accepted after extended abstract review).

50 Topouzelis K., Athanasopoulou E., Chatziantoniou A., Iona A., Karageorgis A., Mytropoulos P., Papakonstantinou A., Psarra S., Spondylidis S., Symeonidis P., Vakkas T. (2019). MARRE: A research project to monitor the Hellenic Seas using Remote sensing, 2019, 22nd AGILE International Conference on Geographic Information Science, AGILE 2019, 17-20 June 2019, Limassol, Cyprus. (Oral Presentation) – (accepted after extended abstract review).

49 Papakonstantinou Apostolos, Doukari Michaela, Topouzelis Konstantinos, “UAS data acquisition strategy for the creation of high-resolution 3D geovisualization in coastal cultural heritage geometrically complex structures”, 2nd International Conference on Cultural Informatics, Communication & Media Studies (CICMS19), 3-15 June 2019 Mytilene, Greece. (Oral Presentation) – (accepted after extended abstract review).

48 Stamatis Chatzistamatis, Apostolos Papakonstantinou, Michaela Doukari, Konstantinos Topouzelis, “Integrating TLS indoor and UAS outdoor data for 3D mapping of cultural heritage structures: The case of NE tower of the Mytilene’s Castle, Lesvos Greece”, 2nd International Conference on Cultural Informatics, Communication & Media Studies (CICMS19), 3-15 June 2019 Mytilene, Greece. (Oral Presentation) – (accepted after extended abstract review).

47 Fayad P., Papakonstantinou A. and Kyriakidis P., Sampling Designs for selecting points from Digital Surface Models to create Digital Terrain Models. In: Kyriakidis, P., Hadjimitsis, D., Skarlatos, D. & Mansourian, A. (Eds.), 2019. Accepted Short Papers and Posters from the 22nd AGILE Conference on Geo-information Science. Cyprus University of Technology 17-20 June 2019, Limassol, Cyprus. ISBN 978-90-816960-9-8, Publisher: Stichting AGILE. (Oral Presentation) – (accepted after extended abstract review).

46 Doukari Michaela, Papakonstantinou A, Topouzelis Konstantinos, UAV data acquisition protocol for coastal areas: testing and validation in the real World, Living Planet Symposium 2019, 13-17 May 2019, Milan, Italy. (Oral Presentation).

45 Topouzelis K, Papakonstantinou A, Plastic Litter Project 2018: Satellite Testing and Drone Mapping for Marine Plastics on the Aegean Sea, Living Planet Symposium 2019, 13-17 May 2019, Milan, Italy. (Oral Presentation).

44 Topouzelis K, Papakonstantinou A, Plastic litter detection from space: current knowledge and lessons learned from the Plastic Litter Project 2018, Atlantic from Space Workshop, 23-25 January 2019, NOC-Southampton. (Oral Presentation) – (accepted after extended abstract review).

43 Theotokis Theodoulou, Yiannis Kourtzellis, A. Papakonstantinou, “Studying the port network of Lesvos during the Ottoman period. Harbour installations and seaside walls”, International Scientific Conference” Fortifications of the Ottoman Period in the Aegean”, October 30 – 31, 2018, Mytilene, Greece. (Oral Presentation).

42 Topouzelis Konstant nos, Papakonstantinou Apostolos, Kourtzellis Ioannis, Dimitris Kavroudakis, Michail Chtenellis, Michail Vaitis, “Mapping cultural heritage in coastal areas with UAS: the case study of Lesvos Island”, Smart blue city Conference, 5-8 October 2018, Larnaca, Cyprus. (Oral Presentation).

41 Konstantinos Topouzelis, Apostolos Papakonstantinou, Kourtzellis Ioannis, “The use of UAS for mapping cultural heritage in coastal areas”, 1st International CICMS Conference, Cultural Informatics, Communication & Media Studies, 3-4 May, 2018. Kuşadası, TURKEY, (Oral Presentation) – (accepted after extended abstract review).

40 Doukari M., Papakonstantinou A., Topouzelis K., “Fighting the sunglint removal in UAV images”, 11th International Congress of the Hellenic Geographical Society, April 12 – 15, 2018, Lavrion, Greece. (Oral Presentation) – (accepted after extended abstract review).

39 G. Ch. Drolias, N. Soulakellis, A. Papakonstantinou, “Using a Multi-Camera UAS in Post-Earthquake Damage Assessment: Case Study of Vrisa, Lesvos”, 11th International Congress of the Hellenic Geographical Society, April 12 – 15, 2018, Lavrion, Greece. (Oral Presentation) – (accepted after extended abstract review).

38 K. Chaidas, A. Papakonstantinou, T. Kontos, N. Soulakellis, “The use of UAS for 3D mapping of Municipal Landfill”, 11th International Congress of the Hellenic Geographical Society, April 12 – 15, 2018, Lavrion, Greece. (Oral Presentation) – (accepted after extended abstract review).

37 Papakonstantinou A. Doukari M., Drolias Ch., Chaidas K., Rousou O., Athanasis N., D. Kavroudakis, Topouzellis K., N. Soulakellis, “UAS multi-camera rig for post-earthquake damage 3D Geovisualization”, RSCY 2018, 6th International Conference on Remote Sensing and Geoinformation of Environment, March 26-30, 2018, Paphos, Cyprus. (Oral Presentation).

36 Doukari M, Papakonstantinou A., Topouzelis K., “Protocol for UAV Data Collection in Coastal Areas, RSCY 2018, 6th International Conference on Remote Sensing and Geoinformation of Environment, March 26-30, 2018, Paphos, Cyprus. (Oral Presentation).

35 Despina Makri, Panagiotis Stamatis, Michaela Doukari, Apostolos Papakonstantinou, Christos Vasilakos, Konstantinos Topouzelis, “Multi-Scale Seagrass Mapping in Satellite Data and the use of UAV In Accuracy Assessment”, RSCY 2018, 6th International Conference on Remote Sensing and Geoinformation of Environment, March 26-30, 2018, Paphos, Cyprus. (Poster).

34 N. Soulakellis, S. Chatzistama is, Ch. Vasilakos, G. Tataris, A. Papakonstantinou, D. Kavroudakis, K. Topouzelis, O. Roussou, Ch. Kalloniatis, E. Papadopoulou, K. Chaidas, P. Kalaitzis, “Synergistic Exploitation of Geoinformation Methods for 3D Mapping of Vrisa after Lesvos Earthquake”, Geoinformation for Disaster Management Gi4DM 2018, March 18-21, Istanbul Turkey. (Oral Presentation) – (accepted after extended abstract review).

33 D. Kavroudakis, N. Soulakellis, Topouzelis K., Chatzistamatis S., Vasilakos Ch., Papakonstantinou A., Tataris G., Rousou O., M., Batsaris, Chaidas K., Kalaitzis P., “Efficiency and Effectiveness approaches in spatial data collection after catastrophic events: The case of Vrisa earthquake Mw=6.3, Lesvos, Greece”, Geoinformation for Disaster Management Gi4DM 2018, March 18-21, Istanbul Turkey. (Oral Presentation) – (accepted after extended abstract review).

32 Nikos Athanasis, Marinos Themistocleous, Kostas Kalampokidis, Apostolos Papakonstantinou, Nikos Soulakellis, Palaiologos Palaiologou, «The Emergence of Social Media for Natural Disasters Management: A Big Data Perspective», Geoinformation for Disaster Management Gi4DM 2018, March 18-21, Istanbul Turkey. (Poster).

31 Topouzelis, A. Papakonstantinou, M. Doukari, P. Stamatis, “The Role of UAVs and Satellite Images in Coastal Management for Touristic Areas”, Smart blue city Conference, 28-29 September 2017. Heraklion-Crete, Greece. (Oral Presentation) – (accepted after extended abstract review).

30 Papakonstantinou A., Doukari M., Stefakakis D., Topouzelis K., Soulakellis N., “The use of Unmanned Aerial Systems at the civil protection service. The case of high-resolution 3D mapping of Vrisa village from the 12/06/2017 earthquake on Lesvos Island”. Geomapplica, 30/9 -1/10 2017, Piraeus, Greece. (Oral Presentation) – (accepted after extended abstract review).

29 Papakonstantinou A. Doukari M., Topouzelis K., “The use of UAS form mapping coastal environments”, Geomapplica, March 31, 2017, Thessaloniki, Greece. (Oral Presentation) – (accepted after extended abstract review).

28 Papakonstantinou A, Doukari M., Topouzelis K, UAS close-range remote sensing for mapping coastal environments, RSCY 2017, 5th International Conference on Remote Sensing and Geoinformation of Environment, March 20-23, 2017, Paphos, Cyprus. (Oral Presentation).

27 Konstantinos Topouzelis, Apostolos Papakonstantinou, Michaela Doukari, Panagiotis Stamatis, Despina Makri, Stelios Katsanevakis, Coastal habitat mapping in the Aegean Sea using high-resolution orthophoto maps, RSCY 2017, 5th International Conference on Remote Sensing and Geoinformation of Environment, March 20-23, 2017, Paphos, Cyprus. (Oral Presentation).

26 Papakonstantinou A. Doukari M., Topouzelis K, “UAS spatial data acquisition for High-Resolution 3D visualization of coastal topography”, 11th 3D Geoinfo Conference, Athens, October 20-21, 2016. (Poster).

25 J. Spilanis, T. Kizos, S. Karabela, M. Metaxakis, G. Palagga, O. Retsilidou, M. Vaitis, A. Papakonstantinou, N. Koukourouvli, H. Papazoglou, M. Repaki, N. Soulakellis, A. Makaratzis, Atlas of Islands, 14th Conference of the Greek Cartographic Society, November 2-4, Thessaloniki,2016. (In Greek), (Oral Presentation) – (accepted after extended abstract review).

24 Doukari M., Papakonstantinou A., Topouzelis K, “The use of UAVs for mapping immigrant sea litter: the case of Lesvos Island”, 14th Conference of the Greek Cartographic Society, November 2-4, Thessaloniki,2016. (In Greek), (Oral Presentation) – (accepted after extended abstract review).

23 Antonopoulou K, Papakonstantinou A., Soulakellis N., “Cartographic visualizations of climatic temporal data for impairment color users”, 14th Conference of the Greek Cartographic Society, November 2-4, 2016. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

22 S. Katsanevakis, V. Vassilopoulou, K. Topouzelis, P. Karachle, D. Koutsoubas, S. Giakoumi, E. Papadopoulos, L. Buhl-Mortensen, G. Gonzalez-Mirelis, M. Sini, N. Koukourouvli, M. Maniopoulou, T. Chassiotis, V., Markantonatou, E. Manoutsoglou, A. Papakonstantinou, D. Petza, V. Gerovassiliou, T. Dailianis, M. Zotos, O. Andreadis, S. Kavvadas, I. Maina, A. Kokkalis, P. Panagiotidis, A. Velegrakis, MARISCA: Maritime spatial planning in the Sea for the conservation and protection of biodiversity, 16th National Ichthyologists Conference, Kavala. October 6-9, 2016. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

21 Velegrakis A., Andreadis O., Papakonstantinou A., Manoutsoglou E., Doukari M., Hasiotis T., Topouzelis K., Katsanevakis S., “Preliminary study on the emerging marine litter problem along the eastern coast of Lesvos Island, Greece”, 41st CIESM Congress, Kiel, Germany, September 12-16, 2016. (Oral Presentation).

20 Topouzelis K, Spondilidis S., Papakonstantinou A., N. Soulakellis, The use of Sentinel-2 imagery for seagrass mapping: Lesvos Island (Greece) case study, RSCY 2016, 4th International Conference on Remote Sensing and Geoinformation of Environment, 4 – 8, 2016, Paphos, Cyprus. (Oral Presentation).

19 Topouzelis K, Papakonstantinou A., “The use of Unmanned Aerial Systems for Seagrass mapping”, ISISA Islands of the World XIV Conference 2016, May 23-27, 2016, Mytilene, Lesvos Island, Greece. (Oral Presentation) – (accepted after extended abstract review).

18 Papakonstantinou A., Doukari M., Topouzelis K., “The integration of UAS and Structure for Motion pipeline for High-Resolution 3D visualization of beach zone topography”, ISISA Islands of the World XIV Conference 2016, May 23-27, 2016, Mytilene, Lesvos Island, Greece. (Oral Presentation) – (accepted after extended abstract review).

17 Antonopoulou K., Papakonstantinou A., “Mapping of Space-Time Climate Parameters”, 24th Panhellenic ArcGIS Users Meeting, Marathon Data System, 19-20 May 2016, Athens. – (accepted after extended abstract review).

16 Papakonstantinou A, Soulakellis N, Kyriakidis P, 2015, «Finding Groups in Cartographic Design Solution Spaces: A Connected Component Labeling Approach», 27th International Cartographic Conference, Rio de Janeiro, August 23-28, Brazil. (Poster).

15 Papakonstantinou A, Topouzelis K, 2015, “The use of UAV, Remote Sensing, GIS and 3D visualization for Coastline Mapping”, 5th International Conference on Environmental Management, Engineering, Planning and Economics (CEMEPE) and SECOTOX Conference, Mykonos, June 14-18. (Oral Presentation) – (accepted after extended abstract review).

14 Soulakelis N., Papakonstantinou A., Baitis M., “Investigating Climate Data Visualization and Digital Cartography in Android Portable Devices “, 23rd Pan-Hellenic ArcGIS Users Meeting, Marathon Data System, May 7-8, 2015, Athens. – (accepted after extended abstract review).

13 Papakonstantinou A, Kavroudakis D, Soulakellis N, Latsis E, 2014 “Web-based visualizations of Geographical Analysis Global Scale Finance Flows”, 13th Conference of the Greek Cartographic Society, Patras, October 22-24. (Oral Presentation) – (accepted after extended abstract review).

12 Papakonstantinou A, Athanasis N, Kopsacheilis V, Soulakellis N, 2014, “Neogeography and Web Cartographic Representation. The use of Free Geo-Data and Open-Source Software in Mobile Devices”, 13th Conference of the Greek Cartographic Society, Patras, October 22-24. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

11 Vaitis M, Feidas H., Soulakellis N., Simeonides P., Pantelopoulos S., Papakonstantinou A., Koukourouvli N., Taskaris S., Ntalaperas D., Triantafillou E., 2014 “WEB GISystem for the Climate of Greece”, 13th Conference of the Greek Cartographic Society, Patras, October 22-24. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

10 Feidas H, Karagiannidis A., Keppas S., Kontos Th., Papakonstantinou A., Koukourouvli N., Triantafyllou H., Vaitis M., Soulakellis N., Zanis P., Melas D., Marougianni G., Anadranistakis E., 2014, “Climate mapping of Greece“, 10th International Conference of the Greek Geographical Society, Patras, October 22-24. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

9 Papakonstantinou A, Kourtzellis J., Pappas M., Kakkes J., 2014, “Applied Geoinformatics and Geovisualization in Archaeology. Route prediction of the Roman Aqueduct of Mytilene”, 1st CAA-GR Conference, Institute of Mediterranean Studies, Rethymno, March 6-8, 2014. (Oral Presentation).

8 Papakonstantinou A, Soulakellis N., Varsamis D.,2014, “An algorithm for optimizing the inset map procedure in areas with land discontinuity problem”, 5th Jubilee International Conference on Cartography & GIS, Riviera, Bulgaria. (Oral Presentation) – (accepted after extended abstract review).

7 Papakonstantinou A., Kontos T., Christodoulou. E, Soulakellis N., 2013, “3D geovisualisation of Noise and Visual impact of a proposed wind farm development using a GIS-based visual-acoustic 3D simulation”, 26th International Cartographic Conference, Dresden, Germany, August 25-30. (Oral Presentation).

6 Varsamis D., Mastorokostas P., Papakonstantinou A., Karampetakis N., 2012. “A parallel searching algorithm for the insetting procedure in Matlab Parallel Toolbox”, In Proceedings of the Computer Aspects of Numerical Algorithms (CANA’2012), Wrocław, Poland, September 9-12. (Oral Presentation) – (accepted after extended abstract review).

5 Papakonstantinou A, Soulakellis N, Christodoulou V., 2012, “The three-dimensional Digital Cartographic Visualization as a Tool for Decision Making in Local Government. The Case of Visual and Acoustical noise fo m the potential installation of Wind Farms in Lemnos Island.”, 12th Conference of the Greek Cartographic Society, Kozani, October 22-24. (In Greek) (Oral Presentation) – (accepted after extended abstract review).

4 Papakonstantinou A., Varsamis D, Soulakellis Ν., 2011.Inset Mapper: A Tool for Scale Selection and Inset Placing Configuration of Multiple Insets in Island Cartography”, In Proceedings of the 25th Conference of the International Cartographic Association, July 4-8, Paris. (Oral Presentation) – (accepted after extended abstract review).

3 Papakonstantinou A., Soulakellis Ν., Varsamis D., 2008. “3D-Scale-Cube. A Software Tool for Visual Study of Scale Issues for Geographical Visualization”. In Proceedings of the International Conference on “Studying, Modeling & Sense Making of Planet Earth”, June 1-6, 2008, Dept. of Geography, Univ. of the Aegean (with the support of the UNESCO Natural Sciences Sector), Mytilene, Greece. (Oral Presentation) – (accepted after extended abstract review).

2 Roussou, O., Papakonstantinou A., Kalampokidis K., Soulakellis N., 2008. “3D geo-visualization of Mediterranean shrubs in different spatial scales for landscape fire management”. In Proceedings of the International Conference on “Studying, Modelling & Sense Making of Planet Earth”, June 1-6, 2008, Dept. of Geography, Univ. of the Aegean (with the support of the UNESCO Natural Sciences Sector), Mytilene, Greece. (Oral Presentation) – (accepted after extended abstract review).

1 Papakonstantinou A., Christodoulou V, Soulakellis N., 2006. “Combining GIS and 3D Graphics to form a tool to empower digital visualizations on Cultural Heritage”. In Proceedings of the 7th International Symposium on Virtual Reality, Archaeology and Cultural Heritage VAST (2006) Cyprus. (Oral Presentation).

Monographs

3 Papakonstantinou A., 2011, “Geo-visualization and scale issues: Scale selection and Integration via the development of computational methods and Geoinformatics “, Ph.D. Thesis.

2 Papakonstantinou A., 2006, “Geographic Information Systems Data manipulation pipeline for the Construction of Three-Dimensional Terrain Models using 3D commercial and opensource software”, MSc Thesis.

1 Papakonstantinou A., 1998, “Car Accident Reconstruction and modeling using models with various degrees of freedom”. Dissertation for bachelor’s degree. Physics. Supervisor: Professor N. Alexandropoulos

Other Publications – Reports

4 2016, White paper for Municipality of Lesvos A.F. Velegrakis, O. Andreadis, A. Papakonstantinou, K. Topouzelis, S. Katsanevakis, E. Manoutsoglou, M. Doukari, F. Psarros, P. Doukari Michaela and Th. Hasiotis,“Preliminary study on the emerging problem of marine pollution along the coast Lesvos “, April 2016.

3 2015, Report A. Papakonstantinou, Study on the Worldwide Financial Flows. The use of the third dimension in the visualization of financial data. Collaboration with Merger Market UK and Elias Latsis, Head of Research, http://www.mergermarket.com/info/).

2 2013, Report for IMC Aegean, Consultants in Innovation Applications & New Technologies S.A.”, A. Papakonstantinou, Designing an Electronic City Guide Application Platform for visualizing 3D Geographic & Cultural Information

1 2008, Report A. Papakonstantinou Development of a methodology for three-dimensional visualization of point and surface geographical information in the context of the study: “Mapping and three-dimensional visualization of fuel for fire management, using high-resolution satellite images and GIS.