Program 3D Underwater Workshop

13:30 - 14:00 REGISTRATION (TU Wien Freihaus, 2nd floor)

14:00 - 15:30 TUTORIAL I

Through-water photogrammetry: Water depth ad river bottom topography from UAV images – The Pielach River research dataset

Gottfried Mandlburger

TU Wien

Room: Tutorial 1

Beyond Standard Workflows: Accessing additional water body information from full-waveform LiDAR bathymetry data

Katja Richter, David Mader

TU Dresden

Room: Tutorial 2

Terabytes on the Lap: Visual Analysis of Massively Large LIDAR Raw Data and Interactive Editing of Derived Big Point Clouds with HydroVish

Werner Benger, Wolfgang Dobler

Airborne Hydro Mapping

Room: Tutorial 3

15:30 - 16:00 COFFEE BREAK (TU Wien Freihaus, 2nd floor, yellow area)

16:00 - 17:30 TUTORIAL II

A deepdive into the World of RIEGL Lidar Bathymetry Systems and Software

Andrea Spitzer

RIEGL Laser Measurement Systems

Room: Tutorial 3

Laser derived water depths - From georeferenced point clouds to watercourse DTM with OPALS

David Monetti

Skyability

Room: Tutorial 1

Learning and teaching the underwater photogrammetry challenges with the POSER 3D simulation framework

Erica Noccerino, Fabio Menna

University of Sassari

Room: Tutorial 2

18:00 - 22:00 ICEBREAKER RECEPTION including YUBA VR DEMO (TU Wien Library)

08:30 - 09:00 REGISTRATION (TU Wien Freihaus, 2nd floor)

09:00 - 10:30 SESSION I: OPENING AND SPONSOR PRESENTATIONS (Lecture Hall 8)

Chair: Gottfried Mandlburger

09:00

Opening

Gottfried Mandlburger

09:05

Welcome address, Rector of TU Wien

Jens Schneider

09:10

Keynote: Underwater digital twin of Yuba island: mapping a large-scale marine ecosystem through photogrammetry and 3d modeling

Christoph Gerigk

BDML Marine Solutions

09:40

RIEGL Laser Measurement Systems

09:50

YellowScan

10:00

Airborne Hydro Mapping

10:10

Skyability

10:15

3D Research

Exploiting underwater 3D imaging in the Cultural and Creative sector

10:20

BeamSea

10:25

TeemPhotonics

10:30 - 11:15 COFFEE BREAK (TU Wien Freihaus, 2nd floor, yellow area)

11:15 - 12:45 SESSION II: AIRBORNE LASER BATHYMETRY (Lecture Hall 8)

Chair: Hans-Gerd Maas

11:15

TPU Estimation for Bathymetric LiDAR

Martin Pfennigbauer, Alexander Haring, Ursula Riegl, Andrea Spitzer

RIEGL

11:30

Advanced bathymetry survey using the yellowscan navigator: applications in erosion and soil movement tracking

Johann Berthelot, Alexandre Gintz, Pol Kennel, Nassim Doukkali, Tristan Allouis

Yellowscan

11:45

Terabytes on the lap: visual analysis of massively large bathymetric LiDAR raw data and interactive editing of derived big point clouds with HydroVish

Werner Benger, Ramona Baran, Wolfgang Dobler, Frank Steinbacher

Airborne Hydro Mapping

11:55

Laboratory-based accuracy evaluation of the Underwater Laser Scanner ULi

Ellen Heffner, Annika L. Walter, Annette Scheider, Harald Sternberg

HafenCity University Hamburg

12:10

UAV-based high-resolution surveying of shallow waters with collimated dual-wavelength bathymetric LiDAR

Jannis Gangelhoff1, Christoph S. Werner1, Alexander Reiterer1,2

1Frauenhofer Institute for Physical Measurement Techniques IPM, 2Albert-Ludwigs-University Freiburg, Department of Sustainable Systems Engineering - INATECH

12:20

Airborne and UAV-borne Laser Bathymetry applied on a mountain river reach

Theresa Magdalena Himmelsbach1, Jan Rhomberg-Kauert2, Gottfried Mandlburger2, Wolfgang Dobler1, Bernhard Gems1, Markus Aufleger1

1Unit of Hydraulic Engineering, Faculty of Engineering Sciences, Universität Innsbruck, 2Department of Geodesy and Geoinformation, TU Wien

12:30

Evaluation of UAV bathymetric LiDAR for hydrodynamic modelling.

Joseph Creighton Haines1, Maria-Valasia Peppa1, Christos Iliadis1, Jon Mills1, Vassilis Glenis1, Gottfried Mandlburger2

1School of Engineering, Newcastle University,2Deptartment of Geodesy and Geoinformation, TU Wien

12:45 - 14:15 LUNCH BREAK (TU Wien Freihaus, Mensa, 1st floor)

14:15 - 15:45 SESSION III: POSTER SESSION I (Lecture Hall 8 and yellow area)

Chair: Dimitrios Skarlatos

14:15

Enhancing 3D reconstructions in underwater environments: The impact of image enhancement on model quality

Alexandros Vrochidis1,2, Dimitrios Tzovaras2, Stelios Krinidis1

1Democritus University of Thrace 2Center for Research and Technology

14:18

Underwater hyperspectral imagery for Posidonia oceanica mapping: challenges and preliminary results from the POSEIDON Project

Valeria Longhi1, Nives Grasso1, Andrea Maria Lingua1, Paolo Felice Maschio1, Filiberto Chiabrando1, Fabio Menna2, Arianna Pansini2, Giulia Ceccherelli2, Erica Nocerino2, Sabrina Rossi3

1Politecnico di Torino, 2Universita' di Sassari, 3Nature Observatory - Culuccia Island

14:21

Automating photogrammetry-GIS integration: Scalable solutions for spatially-linked 3D data in submerged cultural heritage

Julien Fortin1, Samuel Meacham1, Andreas Rosland1, Dominique Rissolo2, Wetherbee Dorshow3

1CINDAQ, Mexico; 2UCSD; 3Earth Analytic

14:24

Mapping and estimating changes in physical conditions using a before-after-control-impact of river restoration using high resolution unmanned aerial systems (UAS)

Mulubirhan Gebretsadik Tekle1, Hannu Marttila1, Ali Torabi Haghighi1, Lauri Ikkala1,2, Seble Fiseha Hailemariam1

1Water, Energy and Environmental Engineering Research Unit, Faculty of Technology, University of Oulu, 2Geological Survey of Finland

14:27

Combining aerial and underwater photogrammetry for the monitoring of Cystoseira spp. Habitats

Claudia Virno Lamberti1, Rossella Di Mento1, Carlo Innocenti1, Marina Pulcini1, Annalisa Falace2

1ISPRA -Italian Institute for Environmental Protection and Research, 2University of Trieste

14:30

On accuracy and completeness of UAS-based underwater bathymetry reconstruction: a case study of a natural mountain river with coarse substrates

Ianina Kopecki1, Tandin Tshering2

1sje - Ecohydraulic Engineering GmbH, 2Druk Hydro Energy Limited

14:33

Thermal refuge mapping and analysis in boreal rivers with a focus on restoration impacts

Seble Fissha Hailemariam1, Hannu Marttila1, Ali Torabi Haghighi1, Pauliina Louhi2, Mulubirhan Gebretsadik Tekle1

1University of Oulu, Oulu,Finland; 2Natural Resources Institute Finland (Luke)

14:36

Virtual reality-based geovisualisation of combined ALS and MBES surveys for lake and coastal terrain assessment

Tomasz Kozakiewicz, Tomasz Templin, Dariusz Popielarczyk

University of Warmia and Mazury

14:39

3D Acoustic remote sensing mapping of the underwater cultural heritage in the marine protected area of Baia submerged park (bay of Pozzuoli, southern Italy)

Crescenzo Violante1, Nicodemo Abate1, Daniele Ferdani1, Nicola Masini1, Enrico Gallocchio2, Alfonsina Pagano1, Fabio Pagano2

1Institute of Heritage Science (ISPC), 2Phlegraean Fields Archaeological Park (PAFLEG)

14:42

Accurate reference for shallow water bathymetry using a tilt-compensating dual-prism pole and time-synchronized robotic total stations

Lucas Dammert1, Jan Rhomberg-Kauert1, Tomas Thalmann1, Laure-Anne Gueguen1, David Monetti2, Hans-Berndt Neuner1, Gottfried Mandlburger1

1Technische Universität Wien, 2Skyability GmbH

14:45

Optical hydrography for seasonal and flood-induced changes in aquatic vegetation

Jan Rhomberg-Kauert1, Lucas Dammert1, Michael Grömer1,2, Martin Pfennigbauer3, Gottfried Mandlburger1

1Department of Geodesy and Geoinformation, TU Wien, 2VERBUND Hydro Power GmbH, 3Research Forschungsgesellschaft mbH, RIEGL

14:48

Underwater archaeological documentation using 3D image based modelling: Examples from Attersee and Mondsee in Austria

Stefan Krojer1, Henrik Pohl2, Immo Trinks3,4

1University of Vienna, 2Kuratorium Pfahlbauten, Site Management Upper Austria for the UNESCO World Heritage Prehistoric Pile Dwellings Around the Alps, 3Vienna Institute for Archaeological Science, University of Vienna, 4HEAS (Human Evolution and Archaeological Science) Research Network

14:51

Poster Session

15:45 - 16:15 COFFEE BREAK (TU Wien Freihaus, 2nd floor, yellow area)

16:15 - 17:45 SESSION IV: UNDERWATER PHOTOGRAMMETRY (Lecture Hall 8)

Chair: Thomas Luhmann

16:15

Development and deployment of THEIA: A compact underwater multispectral imaging system

Sotirios Spanos1, Christos Antoniou1, Valsamis Ntouskos2,1, Angelos Mallios3, Paraskevi Nomikou4, Konstantinos Karantzalos1

1Remote Sensing Lab, National Technical University of Athens 2Universitas Mercatorum, 3Ploa Technology Consultants S.L., 4Department of Geology and Geoenvironment, National and Kapodistrian University of Athens

16:30

Underwater optical metrology for precision monitoring of marine habitats: the MANATEE project

Erica Nocerino1, Fabio Menna2, Alessio Calantropio3, Federico Pinna4, Silvio Del Pizzo3, Simone Farina4, Alessia Giaquinto3, Alessandro Lambertini5, Massimiliano Menghini6, Shahriar Mokhtari5, Federica Ragazzola4, Salvatore Troisi3, Luca Vittuari5

1Department of Humanities and Social Sciences, University of Sassari, 2Department of Chemical, Physical, Mathematical and Natural Sciences, University of Sassari, 3Department of Science and Technology, University of Napoli Parthenope, 4Department of Integrative Marine Ecology, Genova Marine Centre, Stazione Zoologica Anton Dohrn, 5Department of Civil, Chemical, Environmental, and Materials Engineering, University of Bologna, 6Department of Electrical Energy and Information Engineering ‘Guglielmo Marconi’, University of Bologna

16:45

The impact of a deep learning self-adaptive colour restoration pipeline for deep underwater images in 3d reconstruction

Marinos Vlachos1, Dimitrios Skarlatos1, Stella Demesticha2

1Cyprus University of Technology, 2University of Cyprus

17:00

Experimenting with learning-based image orientation approaches for photogrammetric mapping of Posidonia oceanica meadows

Fabio Menna1, Alessio Calantropio2, Arianna Pansini1, Giulia Ceccherelli1, Erica Nocerino3

1Department of Chemical, Physical, Mathematical and Natural Sciences, University of Sassari, 2Department of Science and Technology, University of Napoli Parthenope, 3Department of Humanities and Social Sciences, University of Sassari

17:15

Smart solutions for underwater 3D exploration and SLAM – possibilities and limitations

Christian Bräuer-Burchardt, Matthias Heinze, Martin Hubold, Peter Kühmstedt, Gunther Notni

Fraunhofer IOF

17:25

Underwater Heritage documentation using photogrammetry: the CRAB system

Beatrice Tanduo1, Edward Borgogno1, Filiberto Chiabrando1, Andrea Maria Lingua2

1Laboratory of Geomatics for Cultural Heritage (LabG4CH), Department of Architecture and Design (DAD), Politecnico di Torino, 2Geomatics Lab, Department of Environment, Land and Infrastructure Engineering (DIATI), Politecnico di Torino

17:35

Underwater mapping in Shallow Coastal Waters using MBES and Photogrammetry: Applications in Archaeology and Marine Habitat Monitoring

Sašo Poglajen1, Mojca Poklar2

1Sirio d.o.o., 2University of Primorska

 

18:30 - 19:00 JOINT WALK TO DINNER INCLUDING MINI-SIGHTSEEING (Meeting point: TU Wien Freihaus, 2nd floor, registration desk)

Optional, you can also come directly to dinner.

19:00 - 22:00 CONFERENCE DINNER (Restaurant Salm Bräu), opens an external URL in a new window

No dress code required.

09:00 - 10:30 SESSION V: THROUGH-WATER PHOTOGRAMMETRY (Lecture Hall 8)

Chair: Erica Nocerino

09:00

Keynote: New Approaches in Photo-Bathymetry

Hans-Gerd Maas1, Hannes Sardemann1, Christian Mulsow1, Laure-Anne Gueguen2, Gottfried Mandlburger2

1Dresden University of Technology, 2TU Wien, Department of Geodesy and Geoinformation

09:30

Automated marker detection and time series analysis for through-water photogrammetry

Michele Russo1, Luca Martelli2, Roberta Ravanelli3, Agnese Pini2

1Dept. of History, Representation, and Restoration, Sapienza University of Rome, 2Dept. of Civil, Constructional, and Environmental Engineering, Sapienza University of Rome, 3Dept. of Geography, University of Liège

09:45

Evaluating Interior Orientation Estimability in Multimedia Photogrammetry A practical guide on object-invariant bundles

Robin Rofallski1, Amandine Colson2,3, Thomas Luhmann1

1Jade University of Applied Sciences, 2denkmal3D GmbH & Co. KG, 3German Maritime Museum, Leibniz Institute for Maritime History

10:00

Low-constraint ray optimization for photogrammetric shallow water bathymetry

Christoph Liebender, Pascal Meyer, Michael Bleier, Andreas Nüchter

University of Würzburg

10:15

Photogrammetry and traditional bathymetry for high-resolution underwater mapping in shallow waters

Filiberto Chiabrando2, Alessandra Spadaro1, Paolo Maschio1, Andrea Lingua1

1Politecnico di Torino, Italy -DIATI; 2Politecnico di Torino

10:25

Monitoring a flooded open-cast mine with combining remote sensing techniques

Paulina Kujawa1, Jaroslaw Wajs1, Damian Kasza1, Fabio Remondino2

1Department of Geodesy and Geoinformatics, Wrocław University of Science and Technology, 23D Optical Metrology (3DOM) unit, Bruno Kessler Foundation (FBK)

10:30 - 11:15 COFFEE BREAK (TU Wien Freihaus, 2nd floor, yellow area)

11:15 - 12:45 SESSION VI: AI (Lecture Hall 8)

Chair: Uwe Sörgel

11:15

Underwater synthetic image generation for multi-temporal monitoring of crustose coralline algae

Alessio Calantropio1, Alessia Giaquinto1, Silvio Del Pizzo1, Fabio Menna2, Erica Nocerino3

1Department of Science and Technology, University of Napoli Parthenope, 2Department of Chemical, Physical, Mathematical and Natural Sciences, University of Sassari, 3Department of Humanities and Social Sciences, University of Sassari

11:30

Least-squares-based deep learning for Sentinel-2 derived bathymetry: A case study on Anegada’s southern coast

Yushan Liu, Alireza Amiri-Simkooei, Roderik Lindenbergh, Mirjam Snellen

Delft University of Technology

11:45

Accurate mapping of an extended shell bed area in the North Sea with multi-spectral multibeam backscatter data

Qian Bai1, Sebastiaan Mestdagh2, Alireza Amiri-Simkooei1, Thaienne van Dijk3, Mirjam Snellen1

1Faculty of Aerospace Engineering, Delft University of Technology, 2Dept. of Ecosystems and Sediment Dynamics, Deltares, 3Dept. of Applied Geology and Geophysics

11:55

Simulation and validation of underwater scenes for two-media optical 3D reconstruction

Frederik Schulte1, Markus Brezovsky2, Anatol Günthner3, Boris Jutzi3, Gottfried Mandlburger2, Lukas Winiwarter1

1Unit of Geometry and Surveying, Faculty of Engineering Sciences, University of Innsbruck, 2TU Wien, Department of Geodesy and Geoinformation, 3Institute of Photogrammetry and Remote Sensing, Karlsruhe Institute of Technology

12:05

Exploring the Potential of Refractive NeRFs for Photogrammetric Bathymetry - First Application to UAV-based Data from the Pielach River

Anatol Günthner1, Markus Brezovsky2, Frederik Schulte3, Lukas Winiwarter3, Gottfried Mandlburger2, Boris Jutzi1

1Institute of Photogrammetry and Remote Sensing, Karlsruhe Institute of Technology (KIT), 2TU Wien, Department of Geodesy and Geoinformation, 3Unit of Geometry and Surveying, Faculty of Engineering Sciences, University of Innsbruck

12:15

Analysis of refraction-aware neural radiance fields for 3D reconstruction of underwater scenes

Markus Brezovsky1, Anatol Günthner2, Frederik Schulte3, Lukas Winiwarter3, Boris Jutzi2, Gottfried Mandlburger1

1TU Wien, Department of Geodesy and Geoinformation; 2Karlsruhe Institute of Technology; 3University of Innsbruck

12:25

A comparative analysis of refraction-aware SfM, hierarchical localization, and gaussian splatting for underwater 3D reconstruction

Fickrie Muhammad1,2, Rifakhryza Mugiaraya1, Gabriella Alodia2, Harald Sternberg1

1HafenCity University Hamburg, Hydrography and Geodesy Department, 2Institut Teknologi Bandung, Hydrography Research Group

12:35

Automatic extraction and counting of fish from underwater videos using YOLO-based deep learning algorithms

Francesca Gallitto1, Andrea Maria Lingua1, Francesca Matrone1, Filiberto Chiabrando2, Xinchen Li2, Silvia Secco3, Alessandro Acierno3, Massimiliano Scalici3

1Department of Environment, Land and Infrastructure Engineering (DIATI), Politecnico di Torino, 2Department of Architecture and Design (DAD), Politecnico di Torino, 3Department of Sciences, University of Roma Tre

12:45 - 14:15 LUNCH BREAK (TU Wien Freihaus, Mensa, 1st floor)

14:15 - 15:45 SESSION VII: POSTER SESSION II (Lecture Hall 8 and yellow area)

Chair: Boris Jutzi

14:15

Surface and subsurface hydrodynamics of inland wetlands in Brazil: integrating high-resolution remote sensing and hydrogeophysics

Lucas Furlan1, César Augusto Moreira2, Vania Rosolen3

1São State University, Department of Geology, Laboratory of Geospatial Technologies; 2São Paulo State University, Department of Geologys; 3São Paulo State University, Department of Environmental Engineer

14:25

Multi-scale Transformer-based classification of bathymetric LiDAR data in shallow water environments

Lida Asgharian Pournodrati1, Mohammad Mahdi Baba1, Jannis Gangelhoff2, Uwe Sörgel1

1Institute for Photogrammetry and Geoinformatics, University of Stuttgart, 2Fraunhofer Institute for Physical Measurement Techniques IPM

14:28

Detection and documentation of a submerged neolithic pile dwelling settlement using airborne laser bathymetry and multimedia photogrammetry - A case study at lake Mondsee.

Katharina Riederer, David Simböck, Gottfried Mandlburger

Department of Geodesy and Geoinformation, TU Wien

14:31

Developing a Multi-Sensor Perception system for ROV-Based Underwater Operations

Antonio Lagudi, Vincenzo Rino, Michele Calabria, Maurizio Muzzupappa, Fabio Bruno, Loris Barbieri

University of Calabria

14:34

Conceptual development of a floating multi-sensor system for mapping complex adit environments

Yu Lan, Mario Kolling, Jens-André Paffenholz

TU Clausthal | Institute of Geotechnology and Mineral Resources

14:37

A lidar-integrated underwater imaging system: proof-of-concept

Derya Akkaynak1,2, Walter Britton3, Fraser Dalgleish3

1Hatter Department of Marine Technologies, University of Haifa, 2Interuniversity Institute for Marine Sciences in Eilat; 3BeamSea Associates, LLC

14:40

Enhanced estimation of polymetallic nodule resources from seafloor images using mask R-CNN and YOLO with Segment Anything Model (SAM) annotations

Karol Kabała, Tomasz Kogut, Arkadiusz Tomczak

Politechnika Morska w Szczecinie

14:43

Poster Session

15:45 - 16:15 COFFEE BREAK (TU Wien Freihaus, 2nd floor, yellow area)

16:15 - 17:45 SESSION VIII: LASER, SENSOR CALIBRATION, CULTURAL HERITAGE (Lecture Hall 8)

Chairs: Patrik Westfeld, Fabio Menna

16:15

Clear waters, stronger depths: advancing bathymetric lidar through community practices

Nicholas DeWayne Johnson

USACE Joint Airborne Lidar Bathymetry Technical Center of Expertise

16:30

Calibration strategies for optical underwater 3D scanners

Christian Bräuer-Burchardt, Matthias Heinze, Roland Ramm, Peter Kühmstedt, Gunther Notni

Fraunhofer IOF

16:45

Integrating 3D reconstruction and AR for enhancing visitor experience in submerged heritage sites

Santina Fortuna1, Antonio Lagudi1, Luigi Scarfone1, Fabio Bruno1, Loris Barbieri1, Barbara Davidde2

1Department of Mechanical, Energy and Management Engineering (DIMEG), University of Calabria, 2National Superintendency for Underwater Cultural Heritage, Ministry of Culture

17:00

3D Reconstruction of Underwater Shipwrecks: 3D Gaussian Splatting and Structure from Motion for the Melania shipwreck

Dario Billi1, Valeria Croce2, Andrea Piemonte1, Gabriella Caroti1

1Department of Civil and Industrial Engineering, ASTRO Laboratory, University of Pisa, 2LISPEN EA7515, Arts et Métiers Institute of Technology

17:10

Evaluation of depth anything models for satellite-derived bathymetry

Esra Günaydın1, İrem Yakar1, Tolga Bakırman2, Mahmut Oğuz Selbesoğlu1

1Istanbul Technical University, Department of Geomatics Engineering, 2Yıldız Technical University, Department of Geomatics Engineering

17:20

Digital twins for the sustainable maintenance of ageing waterway infrastructure

Berit Jost, Karsten Holste, Christian Hesse

HydroMapper

 

08:45 MEETING POINT: AT BUS STATION KARLSPLATZ, opens an external URL in a new window

09:00 - 10:30 BUS TRANSFER: TU WIEN - LOOSDORF/PIELACH

10:30 - 15:20 PIELACH RIVER EXCURSION

10:30

Live-Demo: UAV photo bathymetry with synchronized cameras

TU Wien

11:15

Live-Demo: VQ-840-GL topo-bathymetric laser scanner

RIEGL 

12:00

Live-Demo: Navigator topo-bathymetric laser scanner

YellowScan

12:45 - 13:30 LUNCH BREAK (Food Truck)

13:30

Live-Demo: ROV with opto-acoustic sensors

VERBUND

14:15

Live-Demo: GNSS/Totalstation reference measurements

TU Wien

15:00

Live-Demo: UAV photo bathymetry with nadir/oblique images

TU Wien

15:30 - 17:00 BUS TRANSFER: LOOSDORF/PIELACH - TU WIEN