Michael D. McCool. Anisotropic diffusion for Monte Carlo noise reduction. ACM Trans. Graph., 18(2):171-194, 1999. [doi]
@article{McCool99,
title = {Anisotropic diffusion for Monte Carlo noise reduction},
author = {Michael D. McCool},
year = {1999},
doi = {10.1145/318009.318015},
url = {http://doi.acm.org/10.1145/318009.318015},
researchr = {https://researchr.org/publication/McCool99},
cites = {0},
citedby = {0},
journal = {ACM Trans. Graph.},
volume = {18},
number = {2},
pages = {171-194},
}