Me Timo Aila
Research Scientist, PhD

NVIDIA Research
Urho Kekkosen katu 3 b
00100 Helsinki
Finland

taila(at)nvidia.com

Refereed publications

Understanding the Efficiency of Ray Traversal on GPUs. Timo Aila and Samuli Laine. High-Performance Graphics 2009.
[Abstract] [Bibtex] [PDF] [CUDA kernels (V1.1)] [Slides]
A Meshless Hierarchical Representation for Light Transport. Jaakko Lehtinen, Matthias Zwicker, Emmanuel Turquin, Janne Kontkanen, François Sillion, Fredo Durand, and Timo Aila. ACM Transactions on Graphics 27(3) (SIGGRAPH 2008).
[Abstract] [Bibtex] [PDF] [Project page, including slides]
Incremental Instant Radiosity for Real-Time Indirect Illumination. Samuli Laine, Hannu Saransaari, Janne Kontkanen, Jaakko Lehtinen, and Timo Aila. Eurographics Symposium on Rendering 2007.
[Abstract] [Bibtex] [PDF] [Animations] [Slides]
A Hardware Architecture for Surface Splatting. Tim Weyrich, Simon Heinzle, Timo Aila, Daniel Fasnacht, Stephan Oetiker, Mario Botsch, Cyril Flaig, Simon Mall, Kaspar Rohrer, Norbert Felber, Hubert Kaeslin, Markus Gross. ACM Transactions on Graphics 26(3) (SIGGRAPH 2007). I was supported by the Academy of Finland during this work; regrettably this is missing from the acknowledgements.
[Abstract] [Bibtex] [PDF]
Ambient Occlusion for Animated Characters. Janne Kontkanen and Timo Aila. Eurographics Symposium on Rendering 2006.
[Abstract] [Bibtex] [PDF]
An Improved Physically-Based Soft Shadow Volume Algorithm. Jaakko Lehtinen, Samuli Laine, and Timo Aila. Computer Graphics Forum 25(3) (Eurographics 2006).
[Abstract] [Bibtex] [PDF]
A Weighted Error Metric and Optimization Method for Antialiasing patterns. Samuli Laine and Timo Aila. Computer Graphics Forum 25(1), 2006.
[Abstract] [Bibtex] [PDF] [Pattern page]
Soft Shadow Volumes for Ray Tracing. Samuli Laine, Timo Aila, Ulf Assarsson, Jaakko Lehtinen, and Tomas Akenine-Möller. ACM Transactions on Graphics 24(3) (SIGGRAPH 2005). See our Eurographics 2006 paper for improvements.
[Abstract] [Bibtex] [Slides] [PDF]
Hierarchical Penumbra Casting. Samuli Laine and Timo Aila. Computer Graphics Forum 24(3) (Eurographics 2005). NOTE: One crucial symbol is missing from the CGF print!
[Abstract] [Bibtex] [Slides] [PDF]
Conservative and Tiled Rasterization Using a Modified Triangle Setup. Tomas Akenine-Möller and Timo Aila. Journal of Graphics Tools 10(3), 2005.
[Abstract]
A Hierarchical Shadow Volume Algorithm. Timo Aila and Tomas Akenine-Möller. Graphics Hardware 2004.
[Abstract] [Bibtex] [Slides] [PDF]
Alias-Free Shadow Maps. Timo Aila and Samuli Laine. Eurographics Symposium on Rendering 2004.
[Abstract] [Bibtex] [Slides] [PDF]
Hemispherical Rasterization for Self-Shadowing of Dynamic Objects. Jan Kautz, Jaakko Lehtinen, and Timo Aila. Eurographics Symposium on Rendering 2004.
[Abstract] [Bibtex] [PDF]
dPVS: An Occlusion Culling System for Massive Dynamic Environments. Timo Aila and Ville Miettinen. IEEE Computer Graphics and Applications 24(2), 2004.
[Bibtex] [Demos] [PDF (IEEE Digital Library)]
Optimized Shadow Mapping Using the Stencil Buffer. Jukka Arvo and Timo Aila. Journal of Graphics Tools 8(3), 2003.
[Abstract] [Bibtex] [JGT page] [Reprinted in The JGT Editors’ Choice]
Delay Streams for Graphics Hardware. Timo Aila, Ville Miettinen, and Petri Nordlund. ACM Transactions on Graphics 22(3) (SIGGRAPH 2003).
[Abstract] [Bibtex] [Slides] [Fast Forward] [PDF]

Technical Reports

Proceedings

Proc. Graphics Hardware 2007. Mark Segal and Timo Aila (editors).
[Publisher's site]

Theses