Dr. Matthias Trapp

Contact

Tel.: +49-(0)331 5509-3913
Fax: +49-(0)331 5509-172
Room: H-2.28
Email: matthias.trapp(at)hpi.de

Research Interests

Matthias Trapp currently works as a senior researcher, lecturer at the HPI, Computergraphics Systems Chair. His research interests include the following topics:

GPU-based image and video processing techniques and frameworks
Interactive GPU-based rendering techniques for massive spatio-temporal data
Focus+context visualization techniques for 3D virtual environments
Web-based visualization for mobility analytics
Interactive software maps

We also offer topics for master theses.

Current Research Projects

Analytics Platform for Digital Twins based on 3D Point Clouds
Automatic Video Abstraction

Past Research Projects

Service-based Mobility Analytics
Research Group 4DnD-Vis
Business Intelligence Maps
3D Geoinformation
Interactive 3D Visualization of Roman Cologne
PROGRESS
DigiPolis
Virtual Rendering System

Publications

Real-time Screen-space Geometry Draping for Digital Terrain Models. Trapp, Matthias; Döllner, Jürgen (2019).

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Semantic-driven Visualization Techniques for Interactive Exploration of 3D Indoor Models. Florio, Alessando; Trapp, Matthias; Döllner, Jürgen (2019).

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Performance Evaluation and Comparison of Service-based Image Porcessing based on Software Rendering. Wegen, Ole; Trapp, Matthias; Döllner, Jürgen; Pasewaldt, Sebastian (2019).

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Techniques for GPU-based Color Quantization. Trapp, Matthias; Pasewaldt, Sebastian; Döllner, Jürgen (2019).

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Lens-based Focus+Context Visualization Techniques for Interactive Exploration of Web-based Reachability Maps. Listemann, Marc; Trapp, Matthias; Döllner, Jürgen (2019).

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Rendering Procedural Textures for Visualization of Thematic Data in 3D Geovirtual Environments. Trapp, Matthias; Schlegel, Frank; Pasewaldt, Sebastian; Döllner, Jürgen (2019).

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In-Situ Comparison for 2.5D Treemaps. Limberger, Daniel; Trapp, Matthias; Döllner, Jürgen (2019).

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Generation of Approximate 2D and 3D Floor Plans from 3D Point Clouds. Stojanovic, Vladeta; Trapp, Matthias; Richter, Rico; Döllner, Jürgen (2019).

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ViVid: Depicting Dynamics in Stylized Live Photos. Semmo, Amir; Reimann, Max; Klingbeil, Mandy; Shekhar, Sumit; Trapp, Matthias; Döllner, Jürgen (2019).

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Locally Controllable Neural Style Transfer on Mobile Devices. Reimann, Max; Klingbeil, Mandy; Pasewaldt, Sebastian; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen in The Visual Computer (2019).

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Interactive Close-Up Rendering for Detail+Overview Visualization of 3D Digital Terrain Models. Trapp, Matthias; Döllner, Jürgen (2019).

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Service-based Processing and Provisioning of Image-Abstraction Techniques. Richter, Marvin; Söchting, Maximilian; Semmo, Amir; Döllner, Jürgen; Trapp, Matthias (2018).

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Service-Oriented Processing and Analysis of Massive Point Clouds in Geoinformation Management. Discher, Sören; Richter, Rico; Trapp, Matthias; Döllner, Jürgen in Service Oriented Mapping: Changing Paradigm in Map Production and Geoinformation Management, J. Döllner, Jobst, M., Schmitz, P. (reds.) (2018).

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Teaching Image-Processing Programming for Mobile Devices: A Software Development Perspective. Trapp, Matthias; Pasewaldt, Sebastian; Dürschmid, Tobias; Semmo, Amir; Döllner, Jürgen F. Post, Žára, J. (reds.) (2018).

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Towards The Generation of Digital Twins for Facility Management Based on 3D Point Clouds. Stojanovic, Vladeta; Trapp, Matthias; Richter, Rico; Hagedorn, Benjamin; Döllner, Jürgen (2018).

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Approaches for Local Artistic Control of Mobile Neural Style Transfer. Reimann, Max; Klingbeil, Mandy; Pasewaldt, Sebastian; Semmo, Amir; Döllner, Jürgen; Trapp, Matthias (2018).

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MaeSTrO: A Mobile App for Style Transfer Orchestration using Neural Networks. Reimann, Max; Klingbeil, Mandy; Pasewaldt, Sebastian; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen (2018). 9-16.

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Hierarchical Spatial Aggregation for Level-of-Detail Visualization of 3D Thematic Data. Vollmer, Jan Ole; Trapp, Matthias; Schumann, Heidrun; Döllner, Jürgen in ACM Transactions on Spatial Algorithms and Systems (2018). 4(3) 9:1--9:23.

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Attributed Vertex Clouds. Scheibel, Willy; Buschmann, Stefan; Trapp, Matthias; Döllner, Jürgen in GPU Zen, W. Engel, Oat, C. (reds.) (2017). (8 ed)

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Comparative Visualization of BIM Geometry and Corresponding Point Clouds. Stojanovic, Vladeta; Richter, Rico; Döllner, Jürgen; Trapp, Matthias in International Journal of Sustainable Development and Planning (2017). 13(1)

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Mixed-Projection Treemaps: A Novel Approach Mixing 2D and 2.5D Treemaps. Limberger, Daniel; Scheibel, Willy; Trapp, Matthias; Döllner, Jürgen (2017).

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Towards Architectural Styles for Android App Software Product Lines. Dürschmid, Tobias; Trapp, Matthias; Döllner, Jürgen (2017).

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Pictory: Combining Neural Style Transfer and Image Filtering. Semmo, Amir; Trapp, Matthias; Döllner, Jürgen; Klingbeil, Mandy (2017). 5:1--5:2.

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ProsumerFX: Mobile Design of Image Stylization Components. Dürschmid, Tobias; Söchting, Maximilian; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen (2017).

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Mixed-Projection Treemaps: A Novel Approach Mixing 2D and 2.5D Treemaps. Limberger, Daniel; Scheibel, Willy; Trapp, Matthias; Döllner, Jürgen (2017).

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Interactive Multi-scale Oil Paint Filtering on Mobile Devices. Semmo, Amir; Trapp, Matthias; Dürschmid, Tobias; Döllner, Jürgen; Pasewaldt, Sebastian (2016).

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Interactive GPU-based Image Deformation for Mobile Devices. Vollmer, Jan Ole; Trapp, Matthias; Döllner, Jürgen (2016).

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Interactive Web-based Visualization for Accessibility Mapping of Transportation Networks. Schoedon, Alexander; Trapp, Matthias; Hollburg, Henning; Döllner, Jürgen (2016).

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Evaluation of Sketchiness as a Visual Variable for 2.5D Treemaps. Limberger, Daniel; Fiedler, Carolin; Hahn, Sebastian; Trapp, Matthias; Döllner, Jürgen (2016).

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Interactive Oil Paint Filtering On Mobile Devices. Semmo, Amir; Trapp, Matthias; Pasewaldt, Sebastian; Döllner, Jürgen (2016).

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Interactive Revision Exploration using Small Multiples of Software Maps. Scheibel, Willy; Trapp, Matthias; Döllner, Jürgen in IVAPP 2016 (2016). 131-138.

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Interactive Image Filtering with Multiple Levels-of-Control on Mobile Devices. Semmo, Amir; Dürschmid, Tobias; Trapp, Matthias; Klingbeil, Mandy; Döllner, Jürgen; Pasewaldt, Sebastian (2016).

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VideoMR: A Map and Reduce Framework for Real-time Video Processing. Meier, Benjamin-Heinz; Trapp, Matthias; Döllner, Jürgen (2015).

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Interactive Rendering and Stylization of Transportation Networks Using Distance Fields. Trapp, Matthias; Semmo, Amir; Döllner, Jürgen (2015). 207-219.

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Animated visualization of spatial-temporal trajectory data for air-traffic analysis. Buschmann, Stefan; Trapp, Matthias; Döllner, Jürgen in The Visual Computer (2015). 32(3) 371-381.

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ThreadCity: Combined Visualization of Structure and Activity for the Exploration of Multi-threaded Software Systems. Hahn, Sebastian; Trapp, Matthias; Wuttke, Nikolai; Döllner, Jürgen (2015).

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Natural Phenomena as Metaphors for Visualization of Trend Data in Interactive Software Maps. Würfel, Hannes; Trapp, Matthias; Limberger, Daniel; Döllner, Jürgen (2015).

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Real-Time Visualization of Massive Movement Data in Digital Landscapes. Buschmann, Stefan; Trapp, Matthias; Döllner, Jürgen (2015). 213-220.

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Cartography-Oriented Design of 3D Geospatial Information Visualization - Overview and Techniques. Semmo, Amir; Trapp, Matthias; Jobst, Markus; Döllner, Jürgen in The Cartographic Journal (2015). 52(2) 95--106.

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Geometry Batching Using Texture-Arrays. Trapp, Matthias; Döllner, Jürgen (2015). 239-246.

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Real-Time Animated Visualization of Massive Air-Traffic Trajectories. Buschmann, Stefan; Trapp, Matthias; Döllner, Jürgen (2014). 172-181.

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Multi-Perspective 3D Panoramas. Pasewaldt, Sebastian; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen in International Journal of Geographical Information Science (IJGIS) (2014). 28(10) 2030-2051.

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Web-based and Mobile Provisioning of Virtual 3D Reconstructions. Klimke, Jan; Hagedorn, Benjamin; Trapp, Matthias; Döllner, Jürgen R. Franken-Wendelstorf, Lindinger, E., Sieck, J. (reds.) (2014). 17--28.

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2D and 3D Presentation of Spatial Data: A Systematic Review. Dübel, Steve; Röhlig, Martin; Schumann, Heidrun; Trapp, Matthias (2014).

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Hardware-Accelerated Attribute Mapping for Interactive Visualization of Complex 3D Trajectories. Buschmann, Stefan; Trapp, Matthias; Lühne, Patrick; Döllner, Jürgen (2014). 355-363.

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Interactive Projective Texturing for Non-Photorealistic Shading of Technical 3D Models. Lux, Roland; Trapp, Matthias; Semmo, Amir; Döllner, Jürgen S. Czanner, Tang, W. (reds.) (2013). 101--108.

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Evaluating the Perceptual Impact of Rendering Techniques on Thematic Color Mappings in 3D Virtual Environments. Engel, Juri; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen J. F. Michael Bronstein, Hormann, K. (reds.) (2013). 25-32.

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2.5D Clip-Surfaces for Technical Visualization. Trapp, Matthias; Döllner, Jürgen in Journal of WSCG, (V. Skala, red.) (2013). 21(1) 89-96.

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Interactive Rendering of Complex 3D-Treemaps. Trapp, Matthias; Hahn, Sebastian; Döllner, Jürgen S. Coquillart, Andujar, C., Laramee, R. S., Kerren, A., Braz, J. (reds.) (2013). 165-175.

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Interactive Rendering Techniques for Focus+Context Visualization of 3D Geovirtual Environments. Technical Report (PhD dissertation), Trapp, Matthias PhD thesis, Hasso-Plattner-Institut für Softwaresystemtechnik GmbH, Prof.-Dr.-Helmert-Str. 2-3, D-14482 Potsdam. (2013).

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Real-Time Rendering of Water Surfaces with Cartography-Oriented Design. Semmo, Amir; Kyprianidis, Jan Eric; Trapp, Matthias; Döllner, Jürgen in Proceedings International Symposium on Computational Aesthetics in Graphics, Visualization, and Imaging (CAe) (2013). 5--14.

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Multi-Perspective Detail+Overview Visualization for 3D Building Exploration. Pasewaldt, Sebastian; Trapp, Matthias; Döllner, Jürgen S. Czanner, Tang, W. (reds.) (2013). 57--64.

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Challenges and Approaches for the Visualization of Movement Trajectories in 3D Geovirtual Environments Buschmann, Stefan; Trapp, Matthias; Döllner, Jürgen (2012).

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Colonia 3D - Communication of Virtual 3D Reconstructions in Public Spaces. Trapp, Matthias; Semmo, Amir; Pokorski, Rafael; Herrmann, Claus-Daniel; Döllner, Jürgen; Eichhorn, Michael; Heinzelmann, Michael in International Journal of Heritage in the Digital Era (IJHDE), (M. Ioannides, red.) (2012). 1(1) 45-74.

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Concepts for Automatic Generalization of Virtual 3D Landscape Models. Glander, Tassilo; Trapp, Matthias; Döllner, Jürgen in gis.SCIENCE (2012). 25(1) 18-23.

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Interactive Visualization of Generalized Virtual 3D City Models using Level-of-Abstraction Transitions. Semmo, Amir; Trapp, Matthias; Kyprianidis, Jan Eric; Döllner, Jürgen in Computer Graphics Forum (2012). 31(3) 885--894.

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Towards Comprehensible Digital 3D Maps. Pasewaldt, Sebastian; Semmo, Amir; Trapp, Matthias; Döllner, Jürgen M. Jobst (red.) (2012). 261-276.

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An Immersive Visualization System for Virtual 3D City Models. Engel, Juri; Pasewaldt, Sebastian; Trapp, Matthias; Döllner, Jürgen (2012).

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Concepts for Cartography-Oriented Visualization of Virtual 3D City Models. Semmo, Amir; Hildebrandt, Dieter; Trapp, Matthias; Döllner, Jürgen in Photogrammetrie - Fernerkundung - Geoinformation (PFG) (2012). (4) 455-465.

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Multiscale Visualization of 3D Geovirtual Environments Using View-Dependent Multi-Perspective Views. Pasewaldt, Sebastian; Trapp, Matthias; Döllner, Jürgen in Journal of WSCG, (V. Skala, red.) (2011). 19(3) 111-118.

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Ansätze zur kartographischen Gestaltung von 3D-Stadtmodellen. Semmo, Amir; Trapp, Matthias; Döllner, Jürgen in Publikationen der Deutschen Gesellschaft für Photogrammetrie, Fernerkundung und Geoinformation e.V. (2011). (Vol. 20) 473-482.

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Strategies for Visualizing 3D Points-of-Interest on Mobile Devices. Trapp, Matthias; Schneider, Lars; Lehmann, Christine; Holz, Norman; Döllner, Jürgen in Journal of Location Based Services (JLBS) (2011). 5(2) 79-99.

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Concepts for Automatic Generalization of Virtual 3D Landscape Models. Glander, Tassilo; Trapp, Matthias; Döllner, Jürgen E. Buhmann, Ervin, S., Tomlin, D., Pietsch, M. (reds.) (2011). 127-135.

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Colonia3D. Trapp, Matthias; Semmo, Amir; Döllner, Jürgen (2011). 201-212.

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3D Isocontours – Real-time Generation and Visualization of 3D Stepped Terrain Models. Glander, Tassilo; Trapp, Matthias; Döllner, Jürgen S. Seipel, Lensch, H. (reds.) (2010). 17-20.

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Communication of Digital Cultural Heritage in Public Spaces by the Example of Roman Cologne. Trapp, Matthias; Semmo, Amir; Pokorski, Rafael; Herrmann, Claus-Daniel; Döllner, Jürgen; Eichhorn, Michael; Heinzelmann, Michael in Lecture Notes in Computer Science (LNCS), M. Ioannides (red.) (2010). 262-276.

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Interactive Rendering Techniques for Highlighting in 3D Geovirtual Environments. Trapp, Matthias; Beesk, Christian; Pasewaldt, Sebastian; Jürgen, Döllner in Lecture Notes in Geoinformation & Cartography (2010).

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Interactive Rendering to Perspective Texture-Atlases. Trapp, Matthias; Döllner, Jürgen S. Seipel, Lensch, H. (reds.) (2010). 81-84.

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Interactive Stereo Rendering For Non-Planar Projections of 3D Virtual Environments. Trapp, Matthias; Lorenz, Haik; Döllner, Jürgen (2009). 199--204.

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Interaktive Visualisierung des Römischen Kölns. Trapp, Matthias (2009).

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3D Wayfinding Choremes: A Cognitively Motivated Representation of Route Junctions in Virtual Environments. Glander, Tassilo; Peters, Denise; Trapp, Matthias; Döllner, Jürgen in Lecture Notes in Geoinformation and Cartography (2009). 407--427.

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Towards an indoor level-of-detail model for route visualization. Hagedorn, Benjamin; Trapp, Matthias; Glander, Tassilo; Döllner, Jürgen (2009). 692--697.

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Dynamic Mapping of Raster-Data for 3D Geovirtual Environments. Trapp, Matthias; Döllner, Jürgen (2009). 387--392.

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Interaktive, multiperspektivische Ansichten für geovirtuelle 3D-Umgebungen. Lorenz, Haik; Trapp, Matthias; Döllner, Jürgen in Kartographische Nachrichten (2009). 04 175-181.

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Towards an Indoor Level-of-Detail Model for Route Visualization. Hagedorn, Benjamin; Trapp, Matthias; Glander, Tassilo; Döllner, Jürgen (2009). 692--697.

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Enhancing Interactive Non-Planar Projections of 3D Geovirtual Environments with Stereoscopic Imaging. Trapp, Matthias; Lorenz, Haik; Jobst, Markus; Döllner, Jürgen in Lecture Notes in Geoinformation and Cartography, M. Buchroithner (red.) (2009). 281-296.

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Strategies for Visualizing Points-of-Interest of 3D Virtual Environments on Mobile Devices. Trapp, Matthias; Schneider, Lars; Holz, Norman; Döllner, Jürgen (2009).

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3D Generalization Lenses for Interactive Focus + Context Visualization of Virtual City Models. Trapp, Matthias; Glander, Tassilo; Buchholz, Henrik; Döllner, Jürgen (2008). 356--361.

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Generalization of Single-Center Projections Using Projection Tile Screens. Trapp, Matthias; Döllner, Jürgen in Advances in Computer Graphics and Computer Vision (VISIGRAPP), J. Braz, Ranchordas, A. K., Pereira, J. M., Araújo, H. J. (reds.) (2008).

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Techniques For The Interactive Exploration Of High-Detail 3D Building Reconstruction Using The Example Of Roman Cologne. Maass, Stefan; Trapp, Matthias; Kyprianidis, Jan Eric; Döllner, Jürgen; Eichhorn, M.; Pokorski, Rafael; Bäuerlein, Johannes; Hesberg, H. v. M. Loannides, Addison, A., Georgopoulos, A., Kalisperis, L. (reds.) (2008). 223--229.

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Interactive Multi-Perspective Views of Virtual 3D Landscape and City Models. Lorenz, Haik; Trapp, Matthias; Jobst, Markus; Döllner, Jürgen in Lecture Notes in Geoinformation and Cartography, L. Bernard, Friis-Christensen, A., Pundt, H. (reds.) (2008). 301--321.

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Relief Clipping Planes for Real-Time Rendering. Trapp, Matthias; Döllner, Jürgen (2008).

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Efficient Representation of Layered Depth Images for Real-time Volumetric Tests. Trapp, Matthias; Döllner, Jürgen I. S. Lim, Tang, W. (reds.) (2008). 9--16.

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Konzepte für die Generalisierung von 3D-Gebäudemodellen. Glander, Tassilo; Trapp, Matthias; Döllner, Jürgen (2008). (Vol. 41) 33--45.

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A Generalization Approach for 3D Viewing Deformations of Single-Center Projections. Trapp, Matthias; Döllner, Jürgen J. Braz, Nunes, N. J., Pereira, J. M. (reds.) (2008). 162--170.

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Real-Time Volumetric Tests Using Layered Depth Images. Trapp, Matthias; Döllner, Jürgen K. Mania, Reinhard, E. (reds.) (2008). 235--238.

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Analysis and Exploration of Virtual 3D-Citymodels using 3D Information Lenses. Trapp, Matthias (2007).

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A Concept of Effective Landmark Depiction in Geovirtual 3D Environments by View-Dependent Deformation. Glander, Tassilo; Trapp, Matthias; Döllner, Jürgen (2007).

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Automated Combination of Real-Time Shader Programs. Trapp, Matthias; Döllner, Jürgen P. Cignoni, Sochor, J. (reds.) (2007). 53--56.

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Professional Activities

Peer-Reviewing Activities for Journals:

Peer-Reviewing Activities for Conferences:

Annual Conference of the European Association for Computer Graphics (EG): 2012, 2017
EG/VGTC Conference on Visualization (EuroVis): 2014
IEEE Information Visualization (Vis): 2009
Symposium on Service-Oriented Mapping (SOMAP): 2012
ACM International Conference on 3D Web Technology (Web3D): 2014
International Conference on Computer Graphics, Visualization and Computer Vision (WSCG): 2011, 2012, 2013, 2016,

Memberships:

Other Activities:

Conference Session Chair (Rendering), GRAPP 2009/2015

Teaching Activities

Courses at HPI (Responsible for lecturing and grading)

Winter 2018/2019 (B): User Interface Programming
Winter 2017/2018 (B): Computer Graphics I
Summer 2017 (M): Image & Video Processing Techniques
Summer 2015 (M): Introduction to Visualization
Winter 2014/2015 (B): Computer Graphics II
Winter 2013/2014 (B): Computer Graphics II
Summer 2013 (M): Geovisualization

Courses at HPI (Responsible for lecturing and tutoring)

Summer 2012 (B): Computer Graphics I
Winter 2011/2012 (B): Computer Graphics II
Summer 2010 (B): Programming of 3D Applications
Winter 2009/2010 (M): Geovisualization II
Summer 2009 (M): Geovisualization I
Summer 2008 (M): Rendering Techniques

Courses at University of Potsdam (Responsible for lecturing and tutoring)

Winter 2002/2003: Operating Systems II
Summer 2002: Operating Systems I

Seminars at HPI (Responsible for lecturing, tutoring, and grading)

Summer 2018 (M): Selected Topics in Video & Image Analytics
Winter 2017/2018 (M): Video Abstraction Techniques
Summer 2017 (M): Advanced Information Visualization
Winter 2016/2017 (M): Processing and Visualization of 3D Geodata
Winter 2016/2017 (B): Bildverarbeitungsalgorithmen
Summer 2016 (M): Image Processing - Concepts and Techniques
Summer 2016 (M): Methods and Techniques of Geospatial Visualization
Summer 2016 (B): Geoinformationstechnologien
Winter 2015/2016 (B): Image and Videoprocessing using OpenGL ES for Mobile Devices
Summer 2015 (M): Spatial Analytics
Winter 2014/2015 (M): Geoinformation Technologies
Summer 2014 (M): Information Visualization
Winter 2013/2014 (M): Information Visualization
Summer 2013 (M): Geovisualization
Winter 2012/2013 (M): Concepts and Techniques of 3D-Visualization
Summer 2011 (M): Multimedia/Graphics Libraries & Systems
Winter 2010/2011 (B): Game Programming
Summer 2010 (M): Information and Geovisualization
Winter 2009/2010 (B): Game Programming
Winter 2008/2009 (M): Focus+Context Visualization in 3D Geovirtual Environments
Winter 2007/2008 (B): Seminar & Lab Computer graphics Systems/VRS
Summer 2007 (B): Seminar & Lab Computer graphics Systems/VRS

Bachelor Students (Co-)Supervision:

Service-based Image and Video Processing Using Neural Networks
Markus Brand, Bachelor Thesis, 2018
Design and Implementation of a File Format for Representation of Video Processing Pipelines
Erik Brendel, Bachelor Thesis, 2018
Integration of Temporal Video Abstraction Techniques on Mobile Devices
Anastasia Phaedra Goudoulaki-Adamopoulou, Bachelor Thesis, 2018
Applications of Service-based Image and Video Processing Interfaces
Merlin de la Haye, Bachelor Thesis, 2018
Design and Implementation of a Documentation Service for Visual Computing Assets
Ludwig Kitschke, Bachelor Thesis, 2018
Assisted Interaction Techniques for Image Editing
Fabian Pottbäcker, Bachelor Thesis, 2018
A Framework for Editing and Execution of Image and Video Processing Techniques on Mobile Devices
Tobias Dürschmid, Bachelor Thesis, 2017
C++ Image and Video Processing Framework for Desktop and Server Systems
Erik Griese, Bachelor Thesis, 2017
GPU-accelerated Style Transfer on Mobile Devices using Feed-forward Convolutional Neural Networks
Moritz Hilscher, Bachelor Thesis, 2017
Service-based Integration of Image and Video Processing Operations
Alexander Riese, Bachelor Thesis, 2017
Design, Implementation and Web-based Provisioning of a Database for Image Processing Operations
Maximilian Söchting, Bachelor Thesis, 2017
Parameterization of Feed-forward Neural Networks for Style Transfer on Mobile Devices
Hendrik Tjabben, Bachelor Thesis, 2017

Master Students (Co-)Supervision:

Design and Implementation of a SOA-based Web Application for Visualization and Interactive Exploration of Mobility Data using Reachability Maps
Jan Silbersiepe, Master Thesis, 2018
Focus+Context Visualization Techniques for Mobility Analytics
Marc Listemann, Master Thesis, 2017
Network-based Reachability-Map Visualization for Web Applications and Mobile Devices
Alexander Schoedon, Master Thesis, 2017
Design and Implementation of Level-of-Detail Representations for Georeferenced Thematic Data
Jan Ole Vollmer, Master Thesis, 2016
Natural Phenomena as Metaphors for Visualization of Trend Data in Interactive Software Maps
Hannes Würfel, Master Thesis, 2015
A GPU-based rendering Technique for Interactive Video Deformation
Benjamin-Heinz Meier, Master Thesis, 2015
Interactive Rendering Techniques for Focus+Context Visualization of virtual 3D Indoor Models
Alessandro Florio, Master Thesis, 2014
Concepts and Rendering Techniques for Level-of-Abstraction Transitions of 3D Geovirtual Environments
Amir Semmo, Master Thesis, 2011
Generalization of Street Networks as Strategy to Reduce Cognitive Efforts in Map Reading
Daryna Bronnykova, Master Thesis, 2011
View-dependent Global Deformations, for 3D Geovirtual Environments of Virtual 3D Landscape and City Models
Sebastian Pasewaldt, Master Thesis, 2010
Rendering von generalisierter Tiefenschärfe in interaktiven 3D virtuellen Umgebungen
Christian Beesk, Master Thesis, 2010
Generierung und Parametrisierung von 3D-Gebäudegeometrienin virtuellen 3D-Stadtmodellen
Mathias Pietsch, Diploma Thesis, 2007

Master's Projects (Co-)Supervision:

Winter 2015: Deep Learning for Smart Video: Using Mass Knowledge for the Automatic Stylization of Images and Videos
Anne Gropler, Alexander Lehmann, Leander Neiß, Max Reimann, Jan Ole Vollmer
Summer 2015: Smart Video: Automatic video summarization and adaptive parametrization
Karsten Tausche, Astrid Thomschke, Christian Würz
Winter 2014: Service-based Architecture and Infrastructure for Video Processing
Robin Schreiber, Christoph Sterz, Wieland Hagen, Kirstin Heidler
Summer 2014: Video Analysis, Abstraction, and Summarization
Jaeyoon Jung, Benjamin-Heinz Meier, Lisa Pfisterer
Winter 2013: Semantic Analysis und Classification of Digital Image Streams
Elina Zarisheva, Markus Hinsche, Marcel Pursche, Hannes Würfel, Christoph Oehlke, Maximilian Schneider

PhD Students Mentoring:

Andreas Fricke, Concept and Techniques for Processing Multidimensional Geospatial Data
Willy Scheibel, Understanding Evolution of Hierarchies using Space-restricted Visualizations
Vladeta Stojanovic, Interactive Visualization for Building Lifecycle Management using BIM
Jan Ole Vollmer, Tools and Techniuqes for Visualization of High-dimensional Data

Invited Talks

Visualization Techniques for Massive Datasets, Invited Talk at the Hasso Plattner Institute, Faculty of Digital Engineering, University of Potsdam, 2017
Programmable Rendering Pipelines and Interactive Visualization, Invited Talk at the Department of Computer Graphics, Institute for Computer Science, Rostock/Germany, 2014
Neighborhood Visualization – Challenges and Approaches from a Geovisualization Perspective, Blankensee Colloquium 2012: Neighborhood Technologies Media and Mathematics of Dynamic Networks, Berlin/Germany
Colonia3D – Potenziale interaktiver Kommunikation von digitaler Denkmalpflege in öffentlichen Räumen, Prometheus Conference 2011, University of Cologne, Cologne/Germany
Kommunikation von digitaler Denkmalpflege in öffentlichen Räumen am Beispiel des Projektes Colonia3D, Invited Talk at the Department of Photogrammetry & Laserscanning at the HCU (HafenCity University), Hamburg/ Germany
High-Level Vector Editing, Invited Talk at the Computer Science Department of the Courant Institute of Mathematical Sciences at New York University, New York/USA, 2010

Conference Talks

2015

Interactive Rendering and Stylization of Transportation Networks Using Distance Fields, 10th International Conference of Computer Graphics Theory and Applications, March, Berlin
Geometry Batching Using Texture-Arrays, 10th International Conference of Computer Graphics Theory and Applications, March, Berlin

2013

Interactive Projective Texturing for Non-Photorealistic Shading of Technical 3D Models, 11th TPCG 2013, September, Bath/UK
2.5D Clip-Surfaces for Technical Visualization, 21th WSCG 2013, June, Plsen/Czech Republic
Interactive Rendering of Complex 3D-Treemaps, 8th International Conference of Computer Graphics Theory and Applications, February, Barcelona/Spain

2011

Integration von Fachinformationen in 3D-Darstellungen, Xinnovations 2011, E-City Forum, September, Berlin/Germany
Colonia3D, Kultur und Informatik - Multimediale Systeme, May 2011, Berlin/Germany

2010

Communication of Digital Cultural Heritage in Public Spaces by the Example of Roman Cologne, EuroMed 2010, November, Limassol/Cyprus (Best-Paper Award)
Interactive Rendering Techniques for Highlighting in 3D Geovirtual Environments, 3DGeoInfo 2010, Berlin/Germany
Interaktive 3D-Linsen für die Fokus- und Kontext-Visualisierung von generalisierten virtuellen Stadtmodellen, Deutscher Kartographentag (DKT2010), June, Berlin/Germany
Interactive Rendering to View-Dependent Texture-Atlases, Eurographics conference, May, Norrköping/Sweden

2009

Strategies for Visualizing Points-of-Interest of 3D Virtual Environments on Mobile Devices, 6th International Symposium on LBS and Telecartography, September, Nottingham/England
Enhancing Interactive Non-Planar Projections of 3D Geovirtual Environments with Stereoscopic Imaging, 1st International Conference on True-3D in Cartography, August, Dresden/Germany
Dynamic Mapping of Raster-Data for 3D Geovirtual Environments, 13th International Conference on Information Visualization, July, Barcelona/Spain
Visualization of Roman Cologne, fmx/09, May, Stuttgart/Germany
Interactive Stereo Rendering For Non-Planar Projections of 3D Virtual Environments, 4th International Conference of Computer Graphics Theory and Applications, February, Lisboa/Portugal

2008

Relief Clipping Planes for Real-Time Rendering, 1st SIGGRAPH Asia Conference, December, Singapore
3D Generalization Lenses for Interactive Focus + Context Visualization of Virtual City Models, 12th International Conference on Information Visualization, July, London
Efficient Representation of Layered Depth Images for Real-time Volumetric Tests, 6th Theory and Practice of Computer Graphics 2008 Conference, June, Manchester/UK
Interactive Multiperspective Views of Virtual 3D Landscape and City Models, 11th AGILE conference, May, Gerona/Spain (Best Paper Award)
Real-Time Volumetric Tests Using Layered Depth Images, Eurographics conference, April, Crete/Greece
A Generalization Approach for 3D Viewing Deformations of Single-Center Projections, 3rd International Conference of Computer Graphics Theory and Applications, January, Funchal/Madeira

2007

A Concept of Effective Landmark Depiction in Geovirtual 3D Environments by View-Dependent Deformation, 4th International Symposium on LBS and Telecartography, October, Hong Kong
Automated Combination of Real-Time Shader Programs, Eurographics conference, September, Prague, Czech Republic

2005

Evolutionary Algorithms, Stanislaw Lem Workshop on Evolution, October, Lviv (Lemberg), Ukraine

Awards & Honors & Miscellaneous

Best Paper Award, Cyberworlds 2018 Conference, MaeSTrO: A Mobile App for Style Transfer Orchestration using Neural Networks
Best Paper Award, Symposium of Mobile Graphics and Applications, SIGGRAPH Asia Conference, ProsumerFX: Mobile Design of Image Stylization Components, 2017
Cover Image Selection, Proceedings of TPCG 2013, 2013
Cover Image Selection, International Journal of Heritage in the Digital Era, vol. 1, no. 1, 2012.
Cover Image Selection, gis.SCIENCE Journal, vol. 25, no. 1, 2012
Best Paper Award, EuroMed 2010 Conference, Communication of Digital Cultural Heritage in Public Spaces by the Example of Roman Cologne
2009 Best Paper Selection, LBS & Telecartography Conference, Strategies for Visualizing Points-of-Interest of 3D Virtual Environments on Mobile Devices
2008 Best Paper Award, AGILE 2008 Conference, Interactive Multi-Perspective Views of Virtual 3D Landscape and City Models
Best Paper Selection, GRAPP 2008 Conference, Generalization Approach for 3D Viewing Deformations of Single-Center Projections

Dr. Matthias Trapp

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