]
"3De Interactive Lenses for Visualization in Virtual Environments",
IEEE SciVis Short Papers, Berlin, Germany, 10/2018.
preprint (10.09 MB)
preprint (10.09 MB)
"A closed PP form of box splines via Green’s function decomposition",
Journal of Approximation Theory, vol. 233, pp. 37--57, 09/2018.
preprint (1.1 MB)
preprint (1.1 MB)
"Decal-Lenses: Interactive Lenses on Surfaces for Multivariate Visualization",
IEEE Transactions on Visualization and Computer Graphics, pp. 1-1, 2018.
preprint (24.03 MB) Presentation slides from SciVis 2018 (2.5 MB)
preprint (24.03 MB) Presentation slides from SciVis 2018 (2.5 MB)
"GPU-based Compressive Volume Rendering",
Department of Computer Science, vol. MSc, Calgary, University of Calgary, 01/2018.
"Illustrative Multivariate Visualization for Geological Modelling",
Computer Graphics Forum (Proceedings of EuroVis 2018), vol. 37, issue 3, pp. 465-477, 2018.
preprint (30.82 MB) Supplementary Material: Domain Problem Characterization (624 KB) Presentation slides from EuroVis 2018 (2.82 MB)
preprint (30.82 MB) Supplementary Material: Domain Problem Characterization (624 KB) Presentation slides from EuroVis 2018 (2.82 MB)
"Smashing Rays: Combining Realistic and Illustrative Visualization",
IEEE SciVis (SciVis Contest poster), Berlin, Germany, 10/2018.
poster abstract (1.76 MB)
poster abstract (1.76 MB)
"Spatial Partitioning for Distributed Path-Tracing Workloads",
Department of Computer Science, vol. MSc, Calgary, University of Calgary, 09/2018.
"Superimposed Comparative Visualization of 3D and 4D Vector Fields",
Department of Computer Science, vol. MSc, Calgary, University of Calgary, 04/2018.
"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)
preprint (28.34 MB) Sage worksheet and filter weights (105.59 KB) Slides from EuroVis (14.92 MB)
"Comparative Visualizations of Noisy and Filtered Blood Flow from 4D PC-MRI Cardiac Datasets",
IEEE SciVis 2017 , Phoenix, AZ, pp. Posters, 10/2017.
poster absract (1.17 MB)
poster absract (1.17 MB)
"Decal-maps: Real-time Layering of Decals on Surfaces for Multivariate Visualization",
IEEE Transactions on Visualization and Computer Graphics (Proceedings of IEEE SciVis 2016), vol. 23, issue 1, pp. 821 -- 830, 01/2017.
preprint (35.16 MB) slides (21.87 MB)
preprint (35.16 MB) slides (21.87 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)
preprint (2.48 MB) presentation slides (8.12 MB)
"Optically Illusive Architecture: Producing Depthless Objects Using Principles of Linear Perspective",
ACADIA 2017: DISCIPLINES & DISRUPTION , vol. Proceedings of the 37th Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA), Cambridge, MA, Acadia Publishing Company, pp. 274--283, 11/2017.
preprint (7.11 MB)
preprint (7.11 MB)
"Icosahedral Maps for a Multiresolution Representation of Earth Data",
Department of Computer Science, vol. MSc, Calgary, University of Calgary, 12/2016.
"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)
preprint (12.67 MB) slides (5.78 MB)
"CINAPACT-Splines: A Family of Infinitely Smooth, Accurate and Compactly Supported Splines",
Department of Computer Science, vol. MSc, Calgary, AB, University of Calgary, 09/2015.
"CINAPACT-Splines: A Family of Infinitely Smooth, Accurate and Compactly Supported Splines",
International Symposium on Visual Computing 2015, Las Vegas, NV, Springer (Bebis G. et al. (eds), Advances in Visual Computing, Lecture Notes in Computer Science, vol 9474), 2015.
preprint (3.26 MB)
preprint (3.26 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)
PDF (301.53 KB)
"Compressive Volume Rendering",
Department of Computer Science, vol. MSc, Calgary, AB, University of Calgary, pp. 81, 07/2015.
"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)
slides (20.91 MB) preprint (7.32 MB)
"Multiresolution visualization of digital earth data via hexagonal box-spline wavelets",
IEEE SciVis 2015 (poster), Chicago, IL, IEEE, 10/2015.
"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)
fast forward (5.69 MB) supplementary material (1.55 MB) slides (9.73 MB) preprint (1.14 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)
Abstract (82.31 KB) slides (20.64 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)
preprint (11.6 MB) high resolution images (12.02 MB) slides (13.93 MB)
"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)
preprint (16.08 MB)