Perceptually based brush strokes for nonphotorealistic visualization
Christopher G. Healey, Laura Tateosian, James T. Enns, Mark Remple.
ACM Transactions on Graphics, Vol. 23, No. 1, pp. 64--96, January,
2004. [BibTeX]
Photorealism or/and Non-Photorealism in Augmented Reality
Michael Haller.
ACM SIGGRAPH International Conference on Virtual Reality Continuum and its Applications in Industry, pp. 189--196, Singapore,
2004. [BibTeX]
Physically based virtual painting
Ming C. Lin, William Baxter, Vincent Scheib, Jeremy Wendt.
Communications of the ACM - Interactive immersion in 3D graphics, Vol. 47, No. 8, pp. 40--47, August,
2004. [BibTeX]
Physically-Based Modeling Techniques for Interactive Digital Painting
William Baxter.
University of North Carolina, Department of Computer Science,
2004. [BibTeX]
PointWorks: Abstraction and Rendering of Sparsely Scanned Outdoor Environments
Hui Xu, Nathan Gossett, Baoquan Chen.
Rendering Techniques 2004 (Eurographics Symposium on Rendering), ACM Press,
2004. [BibTeX]
Procedural Image Processing for Non-photorealistic Rendering and Visualization
Author(s): Xiaoru Yuan.
Misc: Presentation Slides, November 11,
2004.
[BibTeX] 
Programmable Style for NPR Line Drawing
Stephane Grabli, Emmanuel Turquin, Frédo Durand, François X. Sillion.
Rendering Techniques 2004 (Eurographics Symposium on Rendering), ACM Press,
2004. [BibTeX]
Real Time Loose and Sketchy Rendering in Hardware
Son Ni Ho, Ryoichi Komiya.
Proceedings of the 20th Spring Conference on Computer Graphics, pp. 83--88, Budmerice, Slovakia,
2004. [BibTeX]
Real-Time Cartoon Rendering of Smoke
Morgan McGuire, Andi Fein, Colin Hartnett.
SIGGRAPH 2004 Poster Session, Los Angeles, CA,
2004. [BibTeX]
Real-Time Painterly Rendering for MR Applications
Michael Haller, Daniel Sperl.
2nd international conference on Computer graphics and interactive techniques in Austalasia and Southe East Asia, pp. 30--38,
2004. [BibTeX]