2018  present  PostDoc, Visual Computing Group, University of Konstanz, Germany 
2013  2018  PhD Student, Visual Computing Group, University of Konstanz, Germany 
2010  2013  Student in Information Engineering (Master), University of Konstanz, Germany 
2011  Research Intern, HPCG Lab, Purdue University, USA 
2010  Software Engineer, Laubwerk GmbH, Germany 
2007  2010  Student in Information Engineering (Bachelor), University of Konstanz, Germany 
2009  Working Student, Bauknecht Softfolio.PPS, Customer Support and Software Engineer, Germany 
2007  Abitur (A levels), Gymnasium Schramberg, Germany 
2018 
Seminar: Current Trends in Computer Graphics, Teaching Assistant 
2017 
Computer Graphics and Interactive Systems, Teaching Assistant 
2015  Computer Graphics and Interactive Systems, Teaching Assistant 
2014 
Modeling in Computer Graphics, Teaching Assistant Computer Graphics and Interactive Systems, Teaching Assistant 
2013 
Modeling in Computer Graphics, Teaching Assistant Seminar: Current Trends in Computer Graphics 
2012 
Modeling in Computer Graphics, Teaching Assistant 
Geometric Shape Abstraction and Simplification
Julian Kratt
PhD thesis, 2018


Sketching in Gestalt Space: Interactive Shape Abstraction through Perceptual Reasoning
Julian Kratt, Till Niese, Ruizhen Hu, Hui Huang, Sören Pirk, Andrei Sharf, Daniel CohenOr, Oilver Deussen
Computer Graphics Forum, 2018


Structureaware Stylization of Mountainous Terrains
Julian Kratt, Ferdinand Eisenkeil, Marc Spicker, Yunhai Wang, Daniel Weiskopf, Oilver Deussen
Proceedings of VMV 2017: Vision, Modeling and Visualization, 2017


DepthAware Coherent Line Drawings
Marc Spicker, Julian Kratt, Diana Arellano, Oliver Deussen
ACM Siggraph Asia Proceedings, 2015


Woodification: UserControlled Cambial Growth Modeling
J. Kratt, M. Spicker, A. Guayaquil, M. Fiser, S. Pirk, O. Deussen, J. C. Hart, B. Benes
Computer Graphics Forum (Proceedings of Eurographics), 2015


NonRealistic 3D Object Stylization
Julian Kratt, Ferdinand Eisenkeil, Sören Pirk, Andrei Sharf, Oliver Deussen
International Symposium on Computational Aesthetics in Graphics, Visualization, and Imaging, 2014


Adaptive Billboard Clouds for Botanical Tree Models
J. Kratt, L. Coconu, T. Dapper, J. W. Schliep, P. Paar, O. Deussen
Digital Landscape Architecture, 2014


Inverse Procedural Modeling of Trees
O. Stava, S. Pirk, J. Kratt, B. Chen, R. Mech, O. Deussen, B. Benes
Computer Graphics Forum, 2014


Plastic Trees: Interactive SelfAdapting Botanical Tree Models
S. Pirk, O. Štava, J. Kratt, M. AbdulMassih, B. Neubert, R. Mech, B. Beneš, O. Deussen
ACM Transactions on Graphics (Proceedings of SIGGRAPH), 2012


Improving Stability and Compactness in Street Layout Visualizations
Julian Kratt, Hendrik Strobelt, Oliver Deussen
Proceedings of VMV 2011: Vision, Modeling and Visualization, 2011

Geometric Shape Abstraction and Simplification
Julian Kratt, PhD thesis, 2018


Sketching in Gestalt Space: Interactive Shape Abstraction through Perceptual Reasoning
Julian Kratt, Till Niese, Ruizhen Hu, Hui Huang, Sören Pirk, Andrei Sharf, Daniel CohenOr, Oilver Deussen
Computer Graphics Forum, 2018


Structureaware Stylization of Mountainous Terrains
Julian Kratt, Ferdinand Eisenkeil, Marc Spicker, Yunhai Wang, Daniel Weiskopf, Oilver Deussen
Proceedings of VMV 2017: Vision, Modeling and Visualization, 2017


DepthAware Coherent Line Drawings
Marc Spicker, Julian Kratt, Diana Arellano, Oliver Deussen
ACM Siggraph Asia Proceedings, 2015


Woodification: UserControlled Cambial Growth Modeling
J. Kratt, M. Spicker, A. Guayaquil, M. Fiser, S. Pirk, O. Deussen, J. C. Hart, B. Benes
Computer Graphics Forum (Proceedings of Eurographics), 2015


NonRealistic 3D Object Stylization
Julian Kratt, Ferdinand Eisenkeil, Sören Pirk, Andrei Sharf, Oliver Deussen
International Symposium on Computational Aesthetics in Graphics, Visualization, and Imaging, 2014


Adaptive Billboard Clouds for Botanical Tree Models
J. Kratt, L. Coconu, T. Dapper, J. W. Schliep, P. Paar, O. Deussen
Digital Landscape Architecture, 2014


Inverse Procedural Modeling of Trees
O. Stava, S. Pirk, J. Kratt, B. Chen, R. Mech, O. Deussen, B. Benes
Computer Graphics Forum, 2014


Plastic Trees: Interactive SelfAdapting Botanical Tree Models
S. Pirk, O. Štava, J. Kratt, M. AbdulMassih, B. Neubert, R. Mech, B. Beneš, O. Deussen
ACM Transactions on Graphics (Proceedings of SIGGRAPH), 2012


Improving Stability and Compactness in Street Layout Visualizations
Julian Kratt, Hendrik Strobelt, Oliver Deussen
Proceedings of VMV 2011: Vision, Modeling and Visualization, 2011

@article{ doi:10.1111/cgf.13321, author = {Kratt J. and Niese T. and Hu R. and Huang H. and Pirk S. and Sharf A. and CohenOr D. and Deussen O.}, title = {Sketching in Gestalt Space: Interactive Shape Abstraction through Perceptual Reasoning}, journal = {Computer Graphics Forum}, volume = {37}, number = {6}, pages = {188204}, doi = {10.1111/cgf.13321}, url = {https://onlinelibrary.wiley.com/doi/abs/10.1111/cgf.13321}, eprint = {https://onlinelibrary.wiley.com/doi/pdf/10.1111/cgf.13321}, }
@inproceedings{Kratt2017AbstractTerrain, author = {J. Kratt and F. Eisenkeil and M. Spicker and Y. Wang and D. Weiskopf and O. Deussen}, booktitle = {Vision, Modeling and Visualization}, doi = {10.2312/vmv.20171255}, editor = {Matthias Hullin and Reinhard Klein and Thomas Schultz and Angela Yao}, isbn = {9783038680499}, publisher = {The Eurographics Association}, title = {Structureaware Stylization of Mountainous Terrains}, year = {2017} }
@inproceedings{Spicker:2015:DCL:2820903.2820909, author = {Spicker, Marc and Kratt, Julian and Arellano, Diana and Deussen, Oliver}, title = {Depthaware Coherent Line Drawings}, booktitle = {SIGGRAPH Asia 2015 Technical Briefs}, series = {SA '15}, year = {2015}, isbn = {9781450339308}, location = {Kobe, Japan}, pages = {1:11:5}, articleno = {1}, numpages = {5}, url = {http://doi.acm.org/10.1145/2820903.2820909}, doi = {10.1145/2820903.2820909}, acmid = {2820909}, publisher = {ACM}, address = {New York, NY, USA}, keywords = {2.5D technique, edge detection, flowbased filtering, line drawing, nonphotorealistic rendering}, }
@article {10.1111:cgf.12566, journal = {Computer Graphics Forum}, title = {{Woodification: UserControlled Cambial Growth Modeling}}, author = {Kratt, Julian and Spicker, Marc and Guayaquil, Alejandro and Fiser, Marek and Pirk, S\"{o}ren and Deussen, Oliver and Hart, John C. and Benes, Bedrich}, year = {2015}, publisher = {The Eurographics Association and John Wiley & Sons Ltd.}, DOI = {10.1111/cgf.12566} }
@inproceedings{Kratt:2014:NOS:2630099.2630102, author = {Kratt, Julian and Eisenkeil, Ferdinand and Pirk, S\"{o}ren and Sharf, Andrei and Deussen, Oliver}, title = {Nonrealistic 3D Object Stylization}, booktitle = {Proceedings of the Workshop on Computational Aesthetics}, series = {CAe '14}, year = {2014}, isbn = {9781450330190}, location = {Vancouver, British Columbia, Canada}, pages = {6775}, numpages = {9}, url = {http://doi.acm.org/10.1145/2630099.2630102}, doi = {10.1145/2630099.2630102}, acmid = {2630102}, publisher = {ACM}, address = {New York, NY, USA}, keywords = {digital surface processing, geometric modeling, nonrealistic rendering, solid modeling, surface parametrization}, }
@inproceedings{Kratt2014Adapt27882, title={Adaptive Billboard Clouds for Botanical Tree Models}, year={2014}, isbn={9783879075300}, address={Berlin}, publisher={Wichmann}, booktitle={Peer reviewed proceedings of Digital Landscape Architecture 2014 at ETH Zurich}, pages={274282}, editor={Hayek, Wissen}, author={Kratt, Julian and Coconu, Liviu and Dapper, Tim and Schliep, Jan Walter and Paar, Philip and Deussen, Oliver} }
@article {CGF:CGF12282, author = {Stava, O. and Pirk, S. and Kratt, J. and Chen, B. and Mech, R. and Deussen, O. and Benes, B.}, title = {Inverse Procedural Modelling of Trees}, journal = {Computer Graphics Forum}, issn = {14678659}, url = {http://dx.doi.org/10.1111/cgf.12282}, doi = {10.1111/cgf.12282}, pages = {n/an/a}, year = {2014}, keywords = {mesh generation, biological modeling, natural phenomena, I.3.5 [Computer Graphics]: Computational Geometry and Object Modelling; I.3.6 [Computer Graphics]: Methodology and Techniques Interaction Techniques I.6.8 [Simulation and Modelling]: Types of Simulation Visual}, }
@article{Pirk:2012:PTI:2185520.2185546, author = {Pirk, S\"{o}ren and Stava, Ondrej and Kratt, Julian and Said, Michel Abdul Massih and Neubert, Boris and M\v{e}ch, Radom\'{\i}r and Benes, Bedrich and Deussen, Oliver}, title = {Plastic trees: interactive selfadapting botanical tree models}, journal = {ACM Trans. Graph.}, issue_date = {July 2012}, volume = {31}, number = {4}, month = jul, year = {2012}, issn = {07300301}, pages = {50:150:10}, articleno = {50}, numpages = {10}, url = {http://doi.acm.org/10.1145/2185520.2185546}, doi = {10.1145/2185520.2185546}, acmid = {2185546}, publisher = {ACM}, address = {New York, NY, USA}, keywords = {generative tree modeling, interactive procedural modeling, visual models of trees}, }
@inproceedings{VMV11:285292:2011, crossref = {VMV11proc}, author = {Julian Kratt and Hendrik Strobelt and Oliver Deussen }, title = {{Improving Stability and Compactness in Street Layout Visualizations}}, pages = {285292}, URL = {http://diglib.eg.org/EG/DL/PE/VMV/VMV11/285292.pdf}, DOI = {10.2312/PE/VMV/VMV11/285292} }