Computer Graphics Group

Journal Papers

Year 2013
D.M. Yan, W.P. Wang, B. Levy, Y. Liu Efficient computation of clipped Voronoi diagram for mesh generation, Computer-Aided Design , 2013, vol.45, no.4, 843-852 [link]
C.M. Zhang, W.P. Wang, J.Y. Wang, X.M. Li Local computation of curve interpolation knots with quadratic precision , Computer-Aided Design , 2013, vol.45, no.4, 853-859 [link]
X.H. Jia, C.H. Tu, W.P. Wang Topological classification of non-degenerate intersections of two ring tori, Computer Aided Geometric Design , 2013, vol.30, no.2, 181-198 [link]
Year 2012
J.A. Quinn, F. Sun, F.C. Langbein, Y.K. Lai, W.P. Wang, R.R. MartinImproved initialisation for centroidal Voronoi tessellation and optimal Delaunay triangulation, Computer-Aided Design , 2012, vol.44, no.11, 1062-1071 [link]
Y.F. Li, Y. Liu, W.W. Xu, W.P. Wang, B.N. Guo All-hex meshing using singularity-restricted field, ACM Transactions on Graphics, 2012, vol.31, no.6, #177 [link]
W.N. Zheng, P.B. Bo, Y. Liu, W.P. WangFast B-spline curve fitting by L-BFGS, Computer Aided Geometric Design , 2012, vol.29, no.7, 448-462 [link]
P.B. Bo, R.T. Ling, W.P. WangA revisit to fitting parametric surfaces to point clouds , Computers And Graphics (SMI2012), 2012, vol.36, no.5, 534-540 [link]
Y.P. Ma, C.H. Tu, W.P. WangDistance computation for canal surfaces using cone-sphere bounding volumes, Computer Aided Geometric Design , 2012, vol.29, no.5, 225-264 [link]
L. Lu, B. Levy, W.P. WangCentroidal Voronoi Tessellation of Line Segments and Graphs , Comput. Graph. Forum , 2012, vol.31, no.2, 775-784 [link]
Z. Yuan, Y.Z. Yu, W.P. Wang Robust Modeling of Constant Mean Curvature Surfaces, ACM Transactions on Graphics, 2012, vol.31, no.4, #114 [link]
H. Pan, Y.K. Choi, Y. Liu, W.C. Hu, Q. Du, K. Polthier, C.M. Zhang, W.P. Wang Robust Modeling of Constant Mean Curvature Surfaces, ACM Transactions on Graphics,, 2012, vol.31, no.4, #85[link]
L. Lu, F. Sun, H. Pan, W.P. Wang Global Optimization of Centroidal Voronoi Tessellation with Monte Carlo Approach, IEEE Transactions on Visualization and Computer Graphics,, 2012, vol.18, no.11,1880-1890 [link]
Z.G. Chen, Z. Yuan, Y.K. Choi, L.G. Liu, W.P. Wang Variational Blue Noise Sampling, IEEE Transactions on Visualization and Computer Graphics,, 2012, vol.18, no.10,1784-1796 [link]
D.M. Yan, W.P. Wang, Y. Liu, Z.W. Yang Variational mesh segmentation via quadric surface fitting, Computer Aided Design, 2012, vol.44, no.11, 1072-1082 [link]
Year 2011
P.B. Bo, H. Pottmann, M. Kilian, W.P. Wang and J. Wallner Circular Arc Structures , ACM Transctions on Graphics, 2011, vol.30, #101 [link]
G.D. Rong, Y. Liu, W.P. Wang, X.T Yin, X.F. David Gu, X.H. Guo GPU Assisted Computation of Centroidal Voronoi Tessellation , IEEE Transactions on Visualization and Computer Graphics, 2011, vol.7 no.3, 345-356 [link]
X.H. Jia, Y.K. Choi, B. Mourrain and W.P. Wang An Algebraic Approach To Continuous Collision Detection For Ellipsoids , Computer Aided Geometric Design, 2011, vol.28, no.3, 164-176 [link]
F. Sun, Y.K. Choi, W.P. Wang, D.M. Yan, Y. Liu, B. Levy Obtuse triangle suppression in anisotropic meshes , Computer Aided Geometric Design, 2011, vol.28 no.9, 537-548 [link]
Y.F. Li, W.P. Wang, R.T. Ling, C.H. Tu Shape Optimization of Quad Mesh Elements , Computers and Graphics, 2011, vol.35, no.3, 444-451 [link]
J.T. Chen, B. Wang, Y.X Wang, R.S. Overbeck, J.H. Yong, W.P. Wang Efficient Depth-of-Field Rendering with Adaptive Sampling and Multiscale Reconstruction , Comput. Graph. Forum , 2011, vol.30 no.6, 1667-1680 [link]
J.W. Chang, Y.K. Choi, M.S. Kim, W.P. Wang Computation of the minimum distance between two Bezier curves/surfaces , Computers and Graphics, 2011, vol.35, no.3, 677-684 [link]
Year 2010
Y.K. Choi, X.Q. Li, G.Y. Feng, W.P. Wang and S. Cameron Determining The Directional Contact Range Of Two Convex Polyhedra, Computer-Aided Design, 2010, 42(1), 27-35 [link]
J.-W. Chang, W.P. Wang and M.S. Kim Efficient collision detection using a dual OBB-sphere bounding volume hierarchy, Computer-Aided Design, 2010, 42(1), 50-57 [link]
Y.F. Zhou, F. Sun, W.P. Wang, J.Y. Wang, C.M. Zhang Fast Updating of Delaunay Triangulation of Moving Points by Bi-cell Filtering, Computer Graphics Forums (Pacific Graphics 2010), 2010, 29(7), 2233-2242 [pdf]
Year 2009
D.-M. Yan, B. Lévy, Y. Liu, F. Sun and W. Wang, Isotropic Remeshing with Fast and Exact Computation of Restricted Voronoi Diagram, Computer Graphics Forums (Symposium on Geometry Processing 2009), 2009, 28(5), 1445-1454 [pdf][project page][errata]
Y. Liu, W. Wang, B. Lévy, F. Sun, D.-M. Yan, L. Lu and C.-L. Yang: On Centroidal Voronoi Tessellation ― Energy Smoothness and Fast Computation, ACM Transactions on Graphics, Vol. 28, No. 4, Article 101. [pdf][technical report][project page][code]
J.-W. Chang, W. Wang and M.-S. Kim, Efficient collision detection using a dual OBB-sphere bounding volume hierarchy , Computer-Aided Design, In Press, Accepted Manuscript, Available online 5 May 2009 [pdf]
Y.-K. Choi, X.-Q. Li, F.-G. Rong, W. Wang and S. Cameron, Determining the directional contact range of two convex polyhedra , Computer-Aided Design, In Press, Accepted Manuscript, Available online 3 March 2009 [pdf]
C.-H. Tu, W. Wang, B. Mourrain and J.-Y. Wang, Using Signature Sequences to Classify Intersection Curves of Two Quadrics, Computer Aided Geometric Design, vol. 26, no. 3, (2009), pp. 317-335. [pdf]
Y.-K. Choi, J.-W. Chang, W. Wang, M.-S. Kim and G. Elber, Continuous collision detection for ellipsoids, IEEE Transactions on Visualization and Computer Graphics,vol. 15, no. 2, (2009), pp. 311-325. [pdf]
Year 2008
H. Pottmann, A. Schiftner, P.-B. Bo, H. Schmiedhofer, W. Wang, N. Baldassini and J. Wallner, Freeform surfaces from single curved panels, ACM Transactions on Graphics (SIGGRAPH 2008), vol. 27, no. 3, (2008).[pdf]
R.T. Ling, W. Wang and D.-M. Yan, Fitting Sharp Features with Loop Subdivision Surfaces, Computer Graphics Forums, number 5, vol 27, 2008 (Symposium on Geometry Processing 2008): 1383-1391 [pdf]
L. Wang, C.-H. Tu and W. Wang, X.-X. Meng, B. Chan and D.-M. Yan, Silhouette smoothing for real-time rendering of mesh surfaces, IEEE Transactions on Visualization and Computer Graphics, 14(3), 2008, 640-652. [pdf]
icon W. Wang, J. Wallner and Y. Liu, An angle criterion for conical mesh vertices, Journal of Geometry Graphics, 11(2), 199-208. [pdf]
icon F. Chen, W. Wang and Y. Liu, Computing Singular Points of Plane Rational Curves, Journal of Symbolic Computation, 43(2), pages 92-117. [pdf]
icon W. Wang, B. Jüttler, D-Y Zheng and Y. Liu, Computation of Rotation Minimizing Frame, ACM Transactions on Graphics, 27(1), Article No. 2, 2008. [pdf]
Year 2007
icon P.-B. Bo and W. Wang, Geodesic-Controlled Developable Surfaces for Modeling Paper Bending, Computer Graphics Forum 26(3), EuroGraphics 2007, 365-374. [pdf] [video]
icon L. Lu, Y.-K. Choi, W. Wang and M.-S. Kim, Variational 3D Shape Segmentation for Bounding Volume Computation, Computer Graphics Forum 26(3), EuroGraphics 2007, 329-338. [pdf]
icon H. Pottmann, Y. Liu, J. Wallner, A. Bobenko and W. Wang, Geometry of Multi-layer Freeform Structures for Architecture, ACM Transactions on Graphics 26(3) 2007, Proceedings of SIGGRAPH 2007, Article No. 65. [pdf]
icon K.-S. D. Cheng, W. Wang, H. Qin, K.-Y. K. Wong, H.-P. Yang and Y. Liu, Design and Analysis of Optimization Methods for Subdivision Surface Fitting, Transactions on Visualization and Computer Graphics, Volume 13,  Issue 5,  878 - 890. [pdf]
Year 2006
icon Y. Liu, H. Pottmann, J. Wallner, Y.-L. Yang and W. Wang, Geometric Modeling with Conical Meshes and Developable Surfaces, ACM Transactions on Graphics 25(3) 2006, Proceedings of SIGGRAPH 2006, 681-689. [pdf]
icon Y.-K. Choi, W. Wang, Y. Liu and M.S. Kim,Continuous collision detection for two moving elliptic disks, IEEE Transactions on Robotics, vol. 22. no. 2, (2006) pp. 213-224. [pdf]
icon W. Wang, H. Pottmann and Y. Liu, Fitting B-spline Curves to Point Clouds by Curvature-Based Squared Distance Minimization. ACM Transactions on Graphics, vol. 25, no. 2, (2006), pp 214-238. [pdf]
icon Y. Liu, H. Pottmann and W. Wang, Constrained 3D Shape Reconstruction Using a Combination of Surface Fitting and Registration, In Computer Aided Design, vol. 38, Issue 6, 572-583 [pdf]
Year 2005
icon B. Chan and W. Wang, Geocube -- GPU accelerated real-time rendering of transparency and translucency, The Visual Computer, Pacific Graphics(2005), vol. 21, no. 8-10, (2005), pp. 579-590.[pdf] [demo(avi): bunny, isis, venus]
H. Pottmann, S. Leopoldseder, M. Hofer, T. Steiner and W. Wang. Industrial Geometry: Recent Advances and Applications in CAD. Computer-Aided Design 37(7):751-766, 2005. [pdf](extended journal version)
icon K.-H. Wong and W. Wang, Adaptive density estimation using orthogonal series for global illumination, Computers & Graphics, vol. 29(5): 738-755. [pdf]
Year 2004
H. Pottmann, S. Leopoldseder, M. Hofer, T. Steiner and W. Wang. Industrial Geometry: Recent Advances and Applications in CAD. Computer-Aided Design Appl., 1:513-522, 2004. [pdf](short proceedings version)
icon R. Goldman and W. Wang, Using invariants to extract geometric characteristics of conic section from rational quadratic parameterizations. International Journal of Computational Geometry and Applications, vol. 14, no. 3, (2004), pp. 161-187. [pdf]
icon W. Wang, Y.-K. Choi, B. Chan, M.-S. Kim and J.-Y. Wang, Efficient collision detection for ellipsoids using separating planes. Computing, vol. 72, (2004), pp. 235-246. [pdf]
icon

B. Wang, W. Wang, H.-P. Yang and J.-G. Sun, Efficient example-based painting and synthesis of 2D directional texture. IEEE Transactions on Visualization and Computer Graphics, vol.10, no. 3, (2004), pp. 266-277. [pdf]

icon H.-P. Yang, W. Wang, and J.-G. Sun, Control point adjustment for B-spline curve approximation. Computer-Aided Design, vol. 36, no. 7. (2004), pp. 639-652. [pdf]
Y.-K. Choi, D.-M. Yan and W. Wang, A Folding Index of 2D Curves. Computer-Aided Design and Applications, vol. 1, (2004), pp. 741-749. [pdf]
Year 2003
icon F. Chen and W. Wang, Revisiting the mu-basis of a rational ruled surface. Journal of Symbolic Computation, vol. 36, no. 5, (2003), pp. 699-716. [pdf]
icon W. Wang, R. Goldman, and C.H. Tu, Enhancing Levin's method for computing quadric surface intersections. Computer Aided Geometric Design , vol. 20, no. 7, (2003), pp. 401-422. [pdf]
icon B. Juttler and W. Wang, The shape of spherical quartics. Computer Aided Geometric Design, vol. 20, no. 8-9, (2003), pp. 621-636. [pdf]
icon X.-Q. Li, W. Wang, R. Martin, and A. Bowyer, Using low-discrepancy sequences and the Crofton formula to compute surface areas of geometric models. Computer-Aided Design, vol. 35, no. 9, (2003), pp. 771-782. [pdf]
icon H. Chen and W. Wang, On intrinsic representations of 3D polygons for shape blending. Computers & Graphics . vol. 27, no. 1, (2003), pp. 133-141. [pdf]
icon F. Chen and W. Wang, Computing real inflection points of cubic algebraic curves. Computer Aided Geometric Design , vol. 20, no. 2, (2003), pp. 101-117. [pdf]
Year 2002
icon F. Chen and W. Wang, The mu-basis of a planar rational curve -- properties and computation. Graphical Models , vol. 64, no. 6, (2002), pp. 368-381. [pdf]
  E. Wu, W. Wang, Interleaving Radiosity. J. Comput. Sci. Technol. 17(1): 1-8 (2002) [pdf]
icon W. Wang, B. Joe, and R. Goldman, Computing quadric surface intersections based on an analysis of plane cubic curves. Graphical Models , vol. 64, no. 6, (2002), pp. 335-367. [pdf]
icon W. Wang, Modelling and processing with quadric surfaces, Handbook of Computer Aided Geometric Design. by Elsevier, 2002, pp. 777-795. [pdf]
Year 2001
icon J.Y. Wang, D.Y. Liu, and W. Wang, Computing an almost minimum set of spanning line segments of a polyhedron. International Journal of Computational Geometry and Applications . vol. 11, no. 5, (2001), 475-485. [pdf]
icon

W. Wang, J.Y. Wang, and M.S. Kim, An algebraic condition on the separation of two ellipsoids. Computer Aided Geometric Design , vol. 18 (2001), 531-539. [pdf]

icon J. Wang, H. Chen and W. Wang, A Sufficient Condition for a Wire-Frame Representing a Solid Modeling Uniquely, J. Comput. Sci. Technol, 16(6), p. 595, 2001. [pdf]
Year 2000
icon

W. Wang and K. Qin, On the existence and computation of rational quartic spherical curves for Hermite Interpolation. The Visual Computer, vol. 16, no. 3/4, (2000), 187-196. [pdf]

Year before 2000
icon W. Wang, and B. Joe, Robust computation of rotational minimizing frame for sweep surface modeling. Computer Aided Design, 29(1997), 379-391. [pdf]
  W. Wang, B. Joe, and R. Goldman, Rational quadratic parameterizations of quadrics. Int. J. of Computational Geometry and Applications, 7(1997), pp. 599-619.
icon Y.M. Sun, W. Wang, and F.Y.L Chin, Interpolating polyhedral models using intrinsic shape parameters. Journal of Visualization and Computer Animation , 8(1997), 81-96. [pdf]
icon W. Wang and B. Joe, Interpolation on quadric surfaces with rational quadratic spline curves. Computer Aided Geometric Design, 14(1997), 207-230. [pdf]
  K. Qin, M. Gong, Y. Guan, W. Wang,: A new method for speeding up ray tracing NURBS surfaces. Computers & Graphics 21(5): 577-586 (1997)
icon W. Wang and B. Joe, The geometric interpretation of inversion formulas for rational plane curves. Computer Aided Geometric Design, 12(1995), 469-489. [pdf]
  F. Cheng, G. W. Wasilkowski, J. Wang, C. Zhang, W. Wang, Parallel B-Spline Surface Interpolation on a Mesh-Connected Processor Array. J. Parallel Distrib. Comput. 24(2): 224-229 (1995)
  B. Joe, W. Wang and F. Cheng, Reduced-knot NURBS representations of rational G1 composite Bézier curves, Computer-Aided Design, 26(5), pp. 393-399, 1994.
  B. Joe and W. Wang, Reparameterization of rational triangular Bezier surfaces. Computer Aided Geometric Design 11(1994), 345-461.
  W. Wang, B. Joe, and C.Y. Wang, On the difference method for drawing conic arcs. CVGIP: Graphics Model and Image Processing 56, 1(1994), 8-18.