Daniel Sýkora

Professor

Department of Computer Graphics and Interaction
Faculty of Electrical Engineering
Czech Technical University in Prague

Karlovo náměstí 13
121 35 Prague 2
Czech Republic

phone: +420 2 2435 7501
fax: +420 2 2435 7556



My research group:

Šárka Sochorová (Ph.D. student)
Michal Kučera (Ph.D. student)

Alumni:

David Futschik (2023)
Ondřej Jamriška (2021)
Jakub Fišer (2017)
  Ondřej Texler (2021)
Jan Keller (2020)
Michal Lukáč (2016)
  Aneta Texler (2021)
Marek Dvorožňák (2019)


Publications:

2023
Adéla Šubrtová, Michal Lukáč, Jan Čech, David Futschik, Eli Shechtman, and Daniel Sýkora
Diffusion Image Analogies
In ACM SIGGRAPH 2023 Conference Proceedings, art. no. 79, 2023 (SIGGRAPH 2023, Los Angeles, USA, August 2023), ACM.
David Futschik, Kelvin Ritland, James Vecore, Sean Fanello, Sergio Orts-Escolano, Brian Curless, Daniel Sýkora, and Rohit Pandey
Controllable Light Diffusion for Portraits
In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, pp. 8412–8421, 2023 (CVPR'23, Vancouver, Canada, June 2023), IEEE.
2022
Michal Kučera, David Mould, and Daniel Sýkora
StyleBin: Stylizing Video by Example in Stereo
In SIGGRAPH Asia 2022 Conference Papers, art. no. 15, 2022 (SIGGRAPH Asia 2022, Daegu, South Korea, December 2022), ACM.
Adéla Šubrtová, David Futschik, Jan Čech, Michal Lukáč, Eli Shechtman, and Daniel Sýkora
ChunkyGAN: Real Image Inversion via Segments
In Proceedings of the European Conference on Computer Vision, pp. 189–204, 2022 (ECCV'22, Tel Aviv, Isreal, October 2022), Springer.
2021
Adam Platkevič, Cassidy Curtis, and Daniel Sýkora
Fluidymation: Stylizing Animations Using Natural Dynamics of Artistic Media
In Computer Graphics Forum 40(7):21–32, 2021 (PG'20+21, Wellington, New Zealand, October 2021), Eurographics.
David Futschik, Michal Kučera, Michal Lukáč, Zhaowen Wang, Eli Shechtman, and Daniel Sýkora
STALP: Style Transfer With Auxiliary Limited Pairing
In Computer Graphics Forum 40(2):563–573, 2021 (Eurographics 2021, Vienna, Austria, May 2021), Eurographics.
Aneta Texler, Ondøej Texler, Michal Kučera, Menglei Chai, and Daniel Sýkora
FaceBlit: Instant Real-time Example-based Style Transfer to Facial Videos
In Proceedings of the ACM in Computer Graphics and Interactive Techniques 4(1):14, 2021 (I3D'21, April 2021), ACM.
2020
Marek Dvorožňák, Daniel Sýkora, Cassidy Curtis, Brian Curless, Olga Sorkine-Hornung, and David Salesin
Monster Mash: A Single-View Approach to Casual 3D Modeling and Animation
In ACM Transactions on Graphics 39(6):214, 2020 (SIGGRAPH Asia 2020, December 2020), ACM.
Filip Hauptfleisch, Ondřej Texler, Aneta Texler, Jaroslav Křivánek, and Daniel Sýkora
StyleProp: Real-time Example-based Stylization of 3D Models
In Computer Graphics Forum 39(7):575–586, 2020 (PG'20+21, Wellington, New Zealand, October 2021), Eurographics.
Ondřej Texler, David Futschik, Michal Kučera, Ondřej Jamriška, Šárka Sochorová, Menglei Chai, Sergey Tulyakov, and Daniel Sýkora
Interactive Video Stylization Using Few-Shot Patch-Based Training
In ACM Transactions on Graphics 39(4):73, 2020 (SIGGRAPH 2020, August 2020), ACM, Best in Show Award at SIGGRAPH Real-Time Live!
Ondřej Texler, David Futschik, Jakub Fišer, Michal Lukáč, Jingwan Lu, Eli Shechtman, and Daniel Sýkora
Arbitrary Style Transfer Using Neurally-Guided Patch-Based Synthesis
In Computers & Graphics, 87:62–71, 2020 (Expressive 2019, Genoa, Italy, May 2019), Elsevier.
2019
Ondřej Jamriška, Šárka Sochorová, Ondřej Texler, Michal Lukáč, Jakub Fišer, Jingwan Lu, Eli Shechtman, and Daniel Sýkora
Stylizing Video by Example
In ACM Transactions on Graphics 38(4):107, 2019 (SIGGRAPH 2019, Los Angeles, USA, July 2019), ACM.
Wenwu Yang, Nathan Marshak, Daniel Sýkora, Srikumar Ramalingam, and Ladislav Kavan
Building Anatomically Realistic Jaw Kinematics Model From Data
In The Visual Computer 35(6–8):1105–1118, 2019 (CGI 2019, Calgary, Canada, June 2019), Springer.
Daniel Sýkora, Ondřej Jamriška, Ondřej Texler, Jakub Fišer, Michal Lukáč, Jingwan Lu, and Eli Shechtman
StyleBlit: Fast Example-Based Stylization With Local Guidance
In Computer Graphics Forum 38(2):83–91, 2019 (Eurographics 2019, Genoa, Italy, May 2019), Eurographics.
David Futschik, Menglei Chai, Chen Cao, Chongyang Ma, Aleksei Stoliar, Sergey Korolev, Sergey Tulyakov, Michal Kučera, and Daniel Sýkora
Real-Time Patch-Based Stylization of Portraits Using Generative Adversarial Network
In Proceedings of the 8th ACM/EG Expressive Symposium, pp. 33–42, 2019 (Expressive 2019, Genoa, Italy, May 2019), Eurographics.
2018
Marek Dvorožňák, Saman Sepehri Nejad, Ondřej Jamriška, Alec Jacobson, Ladislav Kavan, and Daniel Sýkora
Seamless Reconstruction of Part-Based High-Relief Models From Hand-Drawn Images
In Proceedings of the Joint Symposium on Computational Aesthetics and Sketch-Based Interfaces and Modeling and Non-Photorealistic Animation and Rendering, Art. No. 5, 2018 (Expressive 2018, Victoria, Canada, August 2018), ACM.
Marek Dvorožňák, Wilmot Li, Vladimir G. Kim, and Daniel Sýkora
ToonSynth: Example-Based Synthesis of Hand-Colored Cartoon Animations
In ACM Transactions on Graphics 37(4):167, 2018 (SIGGRAPH 2018, Vancouver, Canada, August 2018), ACM, U.S. Patent No. 10,789,754.
Wenwu Yang, Hock-Soon Seah, Quan Chen, Hong-Ze Liew, and Daniel Sýkora
FTP-SC: Fuzzy Topology Preserving Stroke Correspondence
In Computer Graphics Forum 37(8):125–135, 2018 (SCA'18, Paris, France, July 2018), Eurographics.
Martin Čadík, Daniel Sýkora, and Sungkil Lee
Automated Outdoor Depth-Map Generation and Alignment
In Computers & Graphics 74:109–118, 2018, Elsevier.
2017
Jakub Fišer, Ondřej Jamriška, David Simons, Eli Shechtman, Jingwan Lu, Paul Asente, Michal Lukáč, and Daniel Sýkora
Example-Based Synthesis of Stylized Facial Animations
In ACM Transactions on Graphics 36(4):155, 2017 (SIGGRAPH 2017, Los Angeles, USA, July 2017), ACM, U.S. Patent No. 10,504,267.
Marek Dvorožňák, Pierre Bénard, Pascal Barla, Oliver Wang, and Daniel Sýkora
Example-Based Expressive Animation of 2D Rigid Bodies
In ACM Transactions on Graphics 36(4):127, 2017 (SIGGRAPH 2017, Los Angeles, USA, July 2017), ACM.
Michal Lukáč, Daniel Sýkora, Kalyan Sunkavalli, Eli Shechtman, Ondřej Jamriška, Nathan Carr, and Tomáš Pajdla
Nautilus: Recovering Regional Symmetry Transformations for Image Editing
In ACM Transactions on Graphics 36(4):108, 2017 (SIGGRAPH 2017, Los Angeles, USA, July 2017), ACM, U.S. Patent No. 10,546,212.
2016
Jakub Fišer, Ondřej Jamriška, Michal Lukáč, Eli Shechtman, Paul Asente, Jingwan Lu, and Daniel Sýkora
StyLit: Illumination-Guided Example-Based Stylization of 3D Renderings
In ACM Transactions on Graphics 35(4):92, 2016 (SIGGRAPH 2016, Anaheim, USA, July 2016), ACM, U.S. Patents No. 9,881,413 & No. 9,905,054.
Jakub Fišer, Paul Asente, Stephen Schiller, and Daniel Sýkora
Advanced Drawing Beautification With ShipShape
In Computers & Graphics 56:46–58, 2016 (SBIM'15, Istanbul, Turkey, June 2015), Elsevier, U.S. Patent No. 9,984,481.
2015
Michal Lukáč, Jakub Fišer, Paul Asente, Jingwan Lu, Eli Shechtman, and Daniel Sýkora
Brushables: Example-Based Edge-aware Directional Texture Painting
In Computer Graphics Forum 34(7):257–268, 2015 (PG'15, Beijing, China, October 2015), Eurographics, U.S. Patent No. 9,536,327.
Ondřej Jamriška, Jakub Fišer, Paul Asente, Jingwan Lu, Eli Shechtman, and Daniel Sýkora
LazyFluids: Appearance Transfer for Fluid Animations
In ACM Transactions on Graphics 34(4):92, 2015 (SIGGRAPH 2015, Los Angeles, USA, August 2015), ACM, U.S. Patents No. 9,852,523 & No. 9,870,638.
Jianchao Tan, Marek Dvorožňák, Daniel Sýkora, and Yotam Gingold
Decomposing Time-Lapse Paintings into Layers
In ACM Transactions on Graphics 34(4):61, 2015 (SIGGRAPH 2015, Los Angeles, USA, August 2015), ACM.
2014
Jakub Fišer, Michal Lukáč, Ondřej Jamriška, Martin Čadík, Yotam Gingold, Paul Asente, and Daniel Sýkora
Color Me Noisy: Example-Based Rendering of Hand-colored Animations With Temporal Noise Control 
In Computer Graphics Forum 33(4):1–10, 2014 (EGSR'14, Lyon, France, June 2014), Eurographics.
Daniel Sýkora, Ladislav Kavan, Martin Čadík, Ondřej Jamriška, Alec Jacobson, Brian Whited, Maryann Simmons, and Olga Sorkine-Hornung
Ink-and-Ray: Bas-Relief Meshes for Adding Global Illumination Effects to Hand-Drawn Characters 
In ACM Transactions on Graphics 33(2):16, 2014 (SIGGRAPH 2014, Vancouver, Canada, August 2014), ACM.
2013
Michal Lukáč, Jakub Fišer, Jean-Charles Bazin, Ondřej Jamriška, Alexander Sorkine-Hornung, and Daniel Sýkora
Painting by Feature: Texture Boundaries for Example-Based Image Creation 
In ACM Transactions on Graphics 32(4):116, 2013 (SIGGRAPH 2013, Anaheim, USA, July 2013), ACM.
Daniel Sýkora and John Dingliana
Computer-assisted Repurposing of Existing Animations
In Paul Rosin & John Collomosse (Eds.): Image and Video-Based Artistic Stylisation, Computational Imaging and Vision, vol. 42, pp. 285–308, 2013, Springer.
2012
Gioacchino Noris, Daniel Sýkora, Ariel Shamir, Stelian Coros, Brian Whited, Maryann Simmons, Alexander Hornung, Marcus Gross, and Robert Sumner
Smart Scribbles for Sketch Segmentation 
In Computer Graphics Forum 31(8):2516–2527, 2012 (Eurographics 2013, Girona, Spain, May 2013), Eurographics, U.S. Patent No. 9,082,005.
Ondřej Jamriška, Daniel Sýkora, and Alexander Hornung
Cache-efficient Graph Cuts on Structured Grids 
In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, pp. 3673–3680, 2012 (CVPR'12, Providence, USA, June 2012), IEEE,
U.S. Patent No. 8,533,139, Outstanding Applied Research Award.
2011
Daniel Sýkora, Mirela Ben-Chen, Martin Čadík, Brian Whited, and Maryann Simmons
TexToons: Practical Texture Mapping for Hand-drawn Cartoon Animations 
In Proceedings of the 9th International Symposium on Non-photorealistic Animation and Rendering, pp. 75–83, 2011 (NPAR'11, Vancouver, Canada, August 2011), ACM, Best Paper Award.
Gioacchino Noris, Daniel Sýkora, Stelian Coros, Brian Whited, Maryann Simmons, Alexander Hornung, Marcus Gross, and Robert Sumner
Temporal Noise Control for Sketchy Animation 
In Proceedings of the 9th International Symposium on Non-photorealistic Animation and Rendering, pp. 93–98, 2011 (NPAR'11, Vancouver, Canada, August 2011), ACM,
U.S. Patent No. 9,123,145.
2010
Daniel Sýkora, David Sedláček, Sun Jinchao, John Dingliana, and Steven Collins
Adding Depth to Cartoons Using Sparse Depth (In)equalities 
In Computer Graphics Forum 29(2):615–623, 2010 (Eurographics 2010, Norrköping, Sweden, May 2010), Eurographics, Günter Enderle Best Paper Award.
2009
Daniel Sýkora, John Dingliana, and Steven Collins
As-Rigid-As-Possible Image Registration for Hand-drawn Cartoon Animations 
In Proceedings of the 7th International Symposium on Non-Photorealistic Animation and Rendering, pp. 25–33, 2009 (NPAR'09, New Orleans, USA, August 2009), ACM.
Daniel Sýkora, John Dingliana, and Steven Collins
LazyBrush: Flexible Painting Tool for Hand-drawn Cartoons 
In Computer Graphics Forum 28(2):599–608, 2009 (Eurographics 2009, Munich, Germany, March 2009), Eurographics.
2008
Juraj Obert, Jaroslav Křivánek, Fabio Pellacini, Daniel Sýkora, and Sumanta Pattanaik
iCheat: A Representation for Artistic Control of Indirect Cinematic Lighting 
In Computer Graphics Forum 27(4):1217–1223, 2008 (EGSR'08, Sarajevo, Bosnia, June 2008), Eurographics.
Daniel Sýkora, David Sedláček, and Kai Riege
Real-time Color Ball Tracking for Augmented Reality 
In Proceedings of the 14th Eurographics Symposium on Virtual Environments, pp. 9–16, 2008 (EGVE'08, Eindhoven, The Netherlands, May 2008), Eurographics.
2006
Daniel Sýkora
Computer Assisted Analysis of Classical Cartoon Animations 
PhD thesis, Department of Computer Science and Engineering, Faculty of Electrical Engineering, Czech Technical University in Prague, September 2006, Outstanding Dissertation Award.
2005
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Video Codec for Classical Cartoon Animations With Hardware Accelerated Playback 
In Proceedings of the 1st International Symposium on Visual Computing, pp. 43–50, 2005 (ISVC'05, Lake Tahoe, USA, December 2005), Springer.
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Colorization of Black-and-White Cartoons 
In Image and Vision Computing 23(9):767–852, 2005, Elsevier.
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Sketching Cartoons by Example 
In Proceedings of the 2nd Eurographics Workshop on Sketch-Based Interfaces and Modeling, pp. 27–34, 2005 (SBM'05, Dublin, Ireland, August 2005), Eurographics.
2004
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Unsupervised Colorization of Black-and-White Cartoons 
In Proceedings of the 3rd International Symposium on Non-Photorealistic Animation and Rendering, pp. 121–127, 2004 (NPAR'04, Annecy, France, June 2004), ACM.
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Color for Black-and-White Cartoons   
In Proceedings of the ČVUT Workshop, pp. 184–185, 2004 (ČVUT Workshop, Prague, Czech Republic, March 2004).
2003
Daniel Sýkora, Jan Buriánek, and Jiří Žára
Segmentation of Black-and-White Cartoons 
In Proceedings of the 19th Spring Conference on Computer Graphics, pp. 223–230, 2003 (SCCG'03, Budmerice, Slovakia, April 2003), ACM.
Daniel Sýkora
Inking Old Black-and-White Cartoons 
MSc thesis, Department of Computer Science and Engineering, Faculty of Electrical Engineering, Czech Technical University in Prague, January 2003, ACM Student Award.
2002
Daniel Sýkora and Josef Jelínek
Efficient View Frustum Culling 
In Proceedings of the 6th Central European Seminar on Computer Graphics, pp. 55–64, 2002 (CESCG'02, Budmerice, Slovakia, April 2002).


Publications (in Czech):

Daniel Sýkora
Syntéza obrazu založená na předloze
In Vesmír 96(5):268–269, 2017.
Daniel Sýkora
Algoritmus StyLit
In Pražská technika 18(6):26–27, 2016.
Daniel Sýkora
Renesance kresleného filmu
In Vesmír 94(10):576–579, 2015.
Jan Buriánek and Daniel Sýkora
Jak Rumcajs k barvám příšel
In PiXEL 89(5):30–33, 2004.


Teaching:

Master course taught at Faculty of Electrical Engineering (both in Czech and English):
B4M33DZO: Digital Image

Introduction to digital image processing where theorems from calculus, discrete mathematics, statistics, and computer science come to life in visually attractive applications.



Software:

  • Publicly available implementations of my research:
 

 

 

GridCut   StyLit

 


Media:

 

 


   


 
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Personal:

  • My daughters:

With my daughtes at The Neuron Award prize-giving gala

  • My demoscene "publications":
Arabic Underground 20 Dirac Fiasko 2k invitation intro Fiasko'99 invitation intro Faux pas g-moll Kosilacek Miss sporty Pinokijo Pragma aux Realtime Prague Realtime Radiosity Realtime Radiosity 2 Realtime Radiosity 3 Zemeplaz Sor Secret Ultra Dry Xlat