"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)


"Icosahedral Maps for a Multiresolution Representation of Earth Data",
Vision, Modeling and Visualization (VMV), vol. [to appear], Bayreuth, Germany, The Eurographics Association, 10/2016.
preprint (12.67 MB)
slides (5.78 MB)


"Multivariate Visualization of Oceanography Data Using Decals",
Workshop on Visualisation in Environmental Sciences (EnvirVis), Barcelona, Spain, The Eurographics Association, 06/2017.
preprint (2.48 MB)
presentation slides (8.12 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)




"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)



"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)


"Compactly Supported Biorthogonal Wavelet Bases on the Body Centered Cubic Lattice",
Computer Graphics Forum (Proceedings of Eurographics/IEEE-VGTC Symposium on Visualization 2017 (EuroVis 2017)), vol. 36, issue 3, 06/2017.
preprint (28.34 MB)
Sage worksheet and filter weights (105.59 KB)
Slides from EuroVis (14.92 MB)



"Compressive Volume Rendering",
Computer Graphics Forum (Proceedings of Eurographics/IEEE-VGTC Symposium on Visualization 2015 (EuroVis 2015)), vol. 34, issue 3, pp. 101--110, 05/2015.
slides (20.91 MB)
preprint (7.32 MB)


"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)



"High-Quality Volumetric Reconstruction on Optimal Lattices for Computed Tomography",
Computer Graphics Forum (Proceedings of Eurographics/IEEE-VGTC Symposium on Visualization 2009 (EuroVis 2009)), vol. 28, issue 3, no. 3, pp. 1023--1030, 06/2009.
supplementary figures (345.35 KB)

"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)


"Toward High Quality Gradient Estimation on Regular Lattices",
IEEE Transactions on Visualization and Computer Graphics, vol. 17, issue 4, no. 4, Los Alamitos, CA, USA, IEEE Computer Society, pp. 426-439, 04/2011.
preprint (12.98 MB)
derivation of filter weights (484.64 KB)
slides from VisWeek 2011 (32.08 MB)



"Component-wise Interpolation of Solenoidal Vector Fields: A Comparative Numerical Study",
Alim, Usman, no. 2015-1079-12, Calgary, AB, University of Calgary, 07/2015.
PDF (301.53 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)
