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Filters: First Letter Of Last Name is A and Author is Usman R. Alim [Clear All Filters]
"Gradient Estimation Revitalized",
IEEE Transactions on Visualization and Computer Graphics (Proceedings Visualization / Information Visualization 2010), vol. 16, issue 6, no. 6, pp. 1494-1503, 11/2010.
preprint (17.78 MB)
MATLAB filtering code (5.07 MB)
slides from VisWeek 2010 (3.54 MB)



"The Lattice-Boltzmann Method on Optimal Sampling Lattices",
IEEE Transactions on Visualization and Computer Graphics, vol. 15, issue 4, no. 4, Los Alamitos, CA, USA, IEEE Computer Society, pp. 630-641, 07/2009.
preprint (6.3 MB)
smoke simulation videos (33.17 MB)


"Rendering in Shift-Invariant Spaces",
Graphics Interface 2013, Regina, SK, CRC Press, 05/2013.
preprint (11.6 MB)
high resolution images (12.02 MB)
slides (13.93 MB)



"A Quality-Preserving Cartesian to Body-Centered Cubic Downsampling Transform",
Eurographics Conference on Visualization (EuroVis) Short Papers, Cagliari, Italy, The Eurographics Association, 05/2015.
fast forward (5.69 MB)
supplementary material (1.55 MB)
slides (9.73 MB)
preprint (1.14 MB)




"A Fast Fourier Transform with Rectangular Output on the BCC and FCC Lattices",
Eighth International Conference on Sampling Theory and Applications (SampTA'09), Marseille, France, 05/2009.
preprint (738.5 KB)
slides (997.2 KB)


"Data Processing on the Body-Centered Cubic Lattice",
School of Computing Science, vol. PhD, Burnaby BC, Canada, Simon Fraser University, pp. 131, 07/2012.
preprint (16.08 MB)

"Operator Discretization in Shift-Invariant Spaces",
International Conference on Spectral and Higher Order Methods, Salt Lake City, UT, 06/2014.
Abstract (82.31 KB)
slides (20.64 MB)

