]. D. Ban94 and . Banks, Illumination in diverse codimensions, Proceedings of ACM SIG- GRAPH'94, Computer Graphics Proceedings, Annual Conference Series, pp.327-334, 1994.

Y. Bando, B. Chen, and T. Nishita, Animating Hair with Loosely Connected Particles, Proceedings of Eurographics'03, pp.411-418, 2003.
DOI : 10.1146/annurev.astro.30.1.543

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.218.6087

T. [. Bertails, M. Kim, U. Cani, and . Neumann, Adaptive wisp tree -a multiresolution control structure for simulating dynamic clustering in hair motion, ACM SIGGRAPH Symposium on Computer Animation, pp.207-213, 2003.
URL : https://hal.archives-ouvertes.fr/inria-00519007

J. F. Blinn, Light reflection functions for simulation of clouds and dusty surfaces, Proceedings of the 9th annual conference on Computer graphics and interactive techniques, pp.21-29, 1982.

J. [. Chang, Y. Jin, and . Yu, A practical model for hair mutual interactions, Proceedings of the 2002 ACM SIGGRAPH/Eurographics symposium on Computer animation , SCA '02, pp.73-80, 2002.
DOI : 10.1145/545261.545273

A. Daldegan, N. M. Thalmann, T. Kurihara, and D. Thalmann, An Integrated System for Modeling, Animating and Rendering Hair, Computer Graphics Forum, vol.12, issue.3, pp.211-221, 1993.
DOI : 10.1111/1467-8659.1230211

]. D. Gol97 and . Goldman, Fake fur rendering, Proceedings of ACM SIGGRAPH'97, Computer Graphics Proceedings, Annual Conference Series, pp.127-134, 1997.

T. James, B. P. Kajiya, and V. Herzen, Ray tracing volume densities, Proceedings of the 11th annual conference on Computer graphics and interactive techniques, pp.165-174, 1984.

[. Kim, Modeling, Rendering and Animating Human Hair, 2002.

I. Kajiya and T. Kay, Rendering fur with three dimensional textures, Proceedings of ACM SIGGRAPH'89, Computer Graphics Proceedings, Annual Conference Series, pp.271-280, 1989.

[. Kim and U. Neumann, Opacity Shadow Maps, Rendering Techniques 2001, pp.177-182, 2001.
DOI : 10.1007/978-3-7091-6242-2_16

H. [. Koster and . Seidel, Real-time rendering of human hair using programmable graphics hardware, Proceedings Computer Graphics International, 2004., pp.248-256, 2004.
DOI : 10.1109/CGI.2004.1309217

[. Lee and H. Ko, Natural Hairstyle Modeling and Animation, Graphical Models, vol.63, issue.2, pp.67-85, 2001.
DOI : 10.1006/gmod.2001.0547

R. [. Leblanc, D. Turner, and . Thalmann, Rendering hair using pixel blending and shadow buffers, The Journal of Visualization and Computer Animation, vol.12, issue.3, pp.92-97, 1991.
DOI : 10.1002/vis.4340020305

T. Lokovic and E. Veach, Deep shadow maps, Proceedings of the 27th annual conference on Computer graphics and interactive techniques , SIGGRAPH '00, pp.385-392, 2000.
DOI : 10.1145/344779.344958

S. Marschner, H. Jensen, M. Cammarano, S. Worley, and P. Hanrahan, Light scattering from human hair fibers, Proceedings of the SIGGRAPH conference), pp.281-290, 2003.

T. Mertens, J. Kautz, P. Bekaert, and F. Van-reeth, A self-shadow algorithm for dynamic hair using density clustering, ACM SIGGRAPH 2004 Sketches on , SIGGRAPH '04, 2004.
DOI : 10.1145/1186223.1186278

]. C. Ove91 and . Van-overveld, An iterative approach to dynamic simulation of 3-D rigid-body motions for real-time interactive computer animation. The Visual Computer, pp.29-38, 1991.

[. Paris, H. Briceño, and F. Sillion, Capture of hair geometry from multiple images, Proceedings of the SIGGRAPH conference ), 2004.
URL : https://hal.archives-ouvertes.fr/inria-00510161

M. [. Ward and . Lin, Adaptive grouping and subdivision for simulating hair dynamics, 11th Pacific Conference onComputer Graphics and Applications, 2003. Proceedings., 2003.
DOI : 10.1109/PCCGA.2003.1238265

M. C. Lin, J. Lee, S. Fisher, and D. Macri, Modeling hair using level-ofdetail representations, International Conference on Computer Animation and Social Agents (CASA), 2003.

A. Woo, P. Poulin, and A. Fournier, A survey of shadow algorithms, IEEE Computer Graphics and Applications, vol.10, issue.6, pp.13-32, 1990.
DOI : 10.1109/38.62693

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