Portrait of Yang Liu

Yang Liu

Lead Researcher

About

Yang Liu is a Lead researcher in the Internet Graphics Group at Microsoft Research Asia.  He received his Ph.D degree in computer science from The University of Hong Kong in 2008, Master and Bachelor degrees in Computational Mathematics from University of Science and Technology of China, in 2003 and 2000 respectively. After completing his PhD degree, he worked in Alice group at INRIA/LORIA as a Post-Doctoral researcher since 2008. He joined Microsoft Research Asia in 2010. His research interests span in geometric modeling and optimization, mesh generation, computer-aided geometric design, architectural geometry and computational algebraic geometry.

Professional Activities

  • Program Committee: Siggraph Asia 2014, SGP 2014/2015/2016, Pacific Graphics 2013/2014/2015/2016, Geometric Modeling and Processing 2014/ 2015/2016/2017, Advances in Architectural Geometry 2014/2016, CAD/Graphics 2013/2015
  • Paper Reviewer: Siggraph, Siggraph Asia, Eurographics, SGP, PG, GMP, GI, VR, CAD/Graphics, IEEE Vis, CVM, TOG, TVCG, CAD, CAGD, IEEE CGA, J. Symbolic Computation, Visual Computer, Computers and Graphics, Graphics Models, Signal Processing: Image Communication, Journal of Computer Science and Technology, JCAD.

 

Publications

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2013

Other

Education and Work Experience

  • Lead Researcher, Microsoft Research Asia, 2015-now.
  • Researcher, Microsoft Research Asia, 2013-2015.
  • Associate Researcher, Microsoft Research Asia, 2010-2013.
  • PostDoc, Alice Group, LORIA/INRIA, 2008-2010.
  • Ph.D in Computer Science, The University of Hong Kong (HKU), 2008.
  • Bachelor, Master in Mathematics, University of Science and Technology of China (USTC), 2000 and 2003, respectively.

Research Interests

  • Geometric Computation and Optimization
  • Computer Aided Geometric Design
  • Architectural Geometry
  • Computational Algebraic Geometry

Professional Activities

Professional Activities

  • Program Committee: Siggraph Asia 2014, SGP 2014/2015/2016, Pacific Graphics 2013/2014/2015/2016, Geometric Modeling and Processing 2014/2015/2016, Advances in Architectural Geometry 2014/2016, CAD/Graphics 2013/2015
  • Paper Reviewer: Siggraph, Siggraph Asia, Eurographics, SGP, PG, GMP, GI, VR, CAD/Graphics, IEEE Vis, CVM, TOG, TVCG, CAD, CAGD, IEEE CGA, J. Symbolic Computation, Visual Computer, Computers and Graphics, Graphics Models, Journal of Computer Science and Technology.

Software

Software

  • HLBFGS: A hybrid L-BFGS optimization framework which unifies L-BFGS method, Preconditioned L-BFGS method, Preconditioned Conjugate Gradient method. (Source code in C++).
  • QCVT: Fast 3D Centroidal Voronoi Tessellation for a convex domain. ( Windows executable files only)
  • 3D Voronoi Tessellation and Restricted Voronoi Diagram. Source code is available in the supplemental material of LpCVT paper.

Gallery and Models

Gallery and Models

  • Discrete Surfaces in Isotropic Geometry: some nice quadrilateral and hexagonal meshes are available.

Talks

Talks

Interns

Intern students

  • Caigui Jiang (PhD Candidate, KAUST, 2015.6-2015.8)
  • Shi-Lin Liu (Undergraduate, USTC, 2014.7–2015.5)
  • Shuo Jin (PhD Candidate, CUHK, 2014.8–2015.1)
  • Peng-Shuai Wang (PhD Candidate, TSinghua, 2014.2–now)
  • Xiao-Ming Fu (PhD Candidate, USTC, 2012.9–now)
  • Shuang-Ming Chai (Undergraduate, USTC, 2013.7–2014.5)
  • Mario Deuss (PhD Candidate, EPFL, 2013.6-2013.9)
  • Dr. Pan Hao (HKU, 2012.9–2013.1), joined MSRA.
  • Dr. Yufei Li (HKU, 2011.9– 2012.2), joined Goldman Sachs
  • Dr. Jun Wang (USTC, 2010.7– 2011.1), joined BaiDu

Publications and Manuscripts

Publications and Manuscripts

Pengbo Bo, Yang Liu, Changhe Tu, Caiming Zhang and Wenping Wang: Surface Fitting with Cyclide Splines, accepted to GMP2016.
Peng-Shuai Wang, Xiao-Ming Fu, Yang Liu, Xin Tong, Shi-Lin Liu and Baining Guo: Rolling Guidance Normal Filter for Geometric Processing, ACM Transactions on Graphics(SIGGRAPH Asia), 34(6), 2015. Data, slides. [DOI]
 

Xiao-Ming Fu, Yang Liu and Baining Guo: Computing Locally Injective Mappings by Advanced MIPS , ACM Transactions on Graphics(SIGGRAPH) 34(4), 2015. Data. [DOI]

 

Pan Hao, Yang Liu, Alla Sheffer, Nicholas Vining, Chang-Jian Li and Wenping Wang: Flow Aligned Surfacing of Curve Networks, ACM Transactions on Graphics(SIGGRAPH) 34(4), 2015. data, Project page. [DOI]

 

Yufei Li, Yang Liu and Wenping Wang: Planar Hexagonal Meshing for Architecture, IEEE Transactions on Visualization & Computer Graphics, 95-106, 2015. IEEE TVCG spotlight article for Jan. 2015. Appendix. [DOI]

 

Xiao-Ming Fu, Yang Liu, John Snyder and Baining Guo: Anisotropic Simplicial Meshing Using Local Convex Functions, ACM Transactions on Graphics(SIGGRAPH Asia) 33(6), 2014. [DOI], Anisotropic Mesh results, slides.

 

Mario Deuss, Daniele Panozzo, Emily Whiting, Yang Liu, Philippe Block, Olga Sorkine-Hornung and Mark Pauly: Assembling Self-Supporting Structures, ACM Transactions on Graphics(SIGGRAPH Asia) 33(6), 2014. [DOI], Video and data. Project page.

 

Lei Liu, Yongjie Zhang, Yang Liu and Wenping Wang: Feature-Preserving T-mesh Construction Using Skeleton-based Polycubes, Computer Aided Design (SPM 2014), 162-172. [DOI]

 

Shixia Liu, Yingcai Wu, Enxun Wei, Mengchen Liu and Yang Liu: StoryFlow: Tracking the Evolution of Stories, IEEE InfoVis 2013, IEEE Transactions on Visualization & Computer Graphics 19(12), 2436-2445, 2013. Project page [DOI]

 

Yupeng Zhang, Teng Han, Zhimin Ren, Nobuyuki Umetani, Xin Tong, Yang Liu, Takaaki Shiratori and Xiang Cao: BodyAvatar: Creating Freeform 3D Avatars using First-Person Body Gestures, UIST 2013, 387-396. Project page(Demo). [DOI]

 

Yang Liu, Pan Hao, John Snyder, Wenping Wang and Baining Guo: Computing Self-Supporting Surfaces by Regular Triangulation, ACM Transactions on Graphics(SIGGRAPH) 32(4), 2013. Supplemental material, slides. [DOI]

 

Yufei Li, Yang Liu, Weiwei Xu, Wenping Wang and Baining Guo: All-Hex Meshing using Singularity-Restricted Field, ACM Transactions on Graphics(SIGGRAPH Asia) 31(6), 177:1-177:11, 2012. Supplemental material (videos and data), slides. [DOI]

 

Lifeng Zhu, Weiwei Xu, John Snyder, Yang Liu, Guoping Wang and Baining Guo: Motion-Guided Mechanical Toy Modeling,ACM Transactions on Graphics(SIGGRAPH Asia) 31(6), 127:1-127:10, 2012. Supplemental material. [DOI]

 

Dong-Ming Yan, Wenping Wang, Yang Liu and Zhouwang Yang: Variational Mesh Segmentation via Quadric Surface Fitting,Computer-Aided Design, 44(11), 1072-1082, 2012. [DOI]

 

Hao Pan, Yi-King Choi, Yang Liu, Wenchao Hu, Qiang Du, Konrad Polthier, Caiming Zhang, Wenping Wang: Robust Modeling of Constant Mean Curvature Surfaces, ACM Transactions on Graphics(SIGGRAPH) 31(4), 85:1-85:11, 2012. [Supplemental material, slides. [DOI]

 

Wenni Zheng, Pengbo Bo, Yang Liu, Wenping Wang: Fast B-spline Curve Fitting by L-BFGS, Geometric Modeling and Processing – GMP 2012, Computer Aided Geometric Design, 29(7), 448-462, 2012. [DOI]

 

Feng Sun, Yi-King Choi, Wenping Wang, Dong-Ming Yan, Yang Liu, Bruno Lévy: Obtuse Triangle Suppression in Anisotropic Meshes, Computer Aided Geometric Design, 28(9), 537-548, 2011.[DOI]

 

Yang Liu, Weiwei Xu, Jun Wang, Lifeng Zhu, Baining Guo, Falai Chen, Guoping Wang : General Planar Quadrilateral Mesh Design Using Conjugate Direction Field, ACM Transactions on Graphics(SIGGRAPH Asia), 30(6), 140:1-140:10, 2011. [Errata: a term in Eqn.4 is missing in the published version, please check the correct version .][DOI]. Supplemental material, slides.

 

Dong-Ming Yan, Wenping Wang, Bruno Lévy and Yang Liu: Efficient Computation of Clipped Voronoi Diagram and Applications, Computer Aided Design. This is a journal version of our GMP2010 paper. [DOI]

 

Bruno Lévy and Yang Liu: Lp Centroidal Voronoi Tessellation and its Applications, ACM Transactions on Graphics (SIGGRAPH), 29(4), 119:1-119:11, 2010.[DOI][Supplemental material: data, sourcecode, videos and supplemental examples], slides

 

Dong-Ming Yan, Wenping Wang, Bruno Lévy and Yang Liu: Efficient Computation of 3D Clipped Voronoi Diagram, Geometric Modeling and Processing – GMP 2010, 269-282.[DOI]

 

Guodong Rong, Yang Liu, Wenping Wang, Xiaotian Yin, Xianfeng Gu and Xiaohu Guo: GPU-Assisted Computation of Centroidal Voronoi Tessellation, IEEE Transactions on Visualization & Computer Graphics, 17(3), 345-356, 2011. [DOI][video and code]

 

Dong-Ming Yan, Bruno Lévy, Yang Liu, Feng Sun and Wenping Wang: Isotropic Remeshing with Fast and Exact Computation of Restricted Voronoi Diagram, Computer Graphics Forum (Symposium on Geometry Processing 2009), 28(5), 1445-1454. [errata] [DOI][videos: 3_holesfandiskjointvhulltopo_control]

 

Yang Liu, Wenping Wang, Bruno Lévy, Feng Sun, Dong-Ming Yan, Lin Lu and Chenglei Yang: On Centroidal Voronoi Tessellation Energy Smoothness and Fast Computation, ACM Transactions on Graphics, 28(4), 1-17.[DOI] [software]

 

Yang Liu and Wenping Wang: On Vertex Offsets of Polyhedral Surfaces, Advances in Architectural Geometry, 61-64, 2008.

 

Wenping Wang, Yang Liu, Dong-Ming Yan, Bin Chan, Ruotian Ling and Feng Sun, Hexagonal Meshes with Planar Faces, Technical Report, Dept. of CS, HKU, 2008.

 

Wenping Wang and Yang Liu: A Note on Planar Hexagonal Meshes, In I.Z. Emiris, F. Sottile and T. Theobald, editors, IMA Volume 151: Nonlinear Computational Geometry , 221-233, Springer-Verlag, 2009. [DOI][relevant talk: Slides in Workshop on Polyhedral Surfaces and Industrial Applications 2007]

 

Yang Liu and Wenping Wang: A Revisit to Least Squares Orthogonal Distance Fitting of Parametric Curves and Surfaces,Geometric Modeling and Processing – GMP 2008, 384-397, Springer. [DOI]

 

Wenping Wang, Johannes Wallner and Yang Liu: An Angle Criterion for Conical Mesh Vertices, Journal for Geometry and Graphics 11(2), 199-208, 2007.

 

Falai Chen, Wenping Wang and Yang Liu: Computing Singular Points of Plane Rational Curves, Journal of Symbolic Computation, 43(2), 92-117, 2008. [DOI]

 

Wenping Wang, Bert Jüttler, Dayue Zheng and Yang Liu: Computation of Rotation Minimizing Frame, ACM Transactions on Graphics, 27(1), Article No. 2, 2008. [DOI]

 

Helmut Pottmann and Yang Liu: Discrete Surfaces in Isotropic Geometry, In R. Martin, M. Sabin and J. Winkler, editors,Mathematics of Surfaces XII, volume 4647 of LNCS, 431-363. Springer, 2007. [DOI] [Gallery and Models]

 

Helmut Pottmann, Yang Liu, Johannes Wallner, Alexander Bobenko and Wenping Wang: Geometry of Multi-layer Freeform Structures for Architecture, ACM Transactions on Graphics(SIGGRAPH) 26(3), Article No. 65, 2007. [DOI]

 

Kin-Shing D. Cheng, Wenping Wang, Hong Qin, Kwan-Yee K. Wong, Huaiping Yang and Yang Liu: Design and Analysis of Optimization Methods for Subdivision Surface Fitting, IEEE Transactions on Visualization and Computer Graphics, 13(5), 878-890, 2007. [DOI]

 

Dong-Ming Yan, Yang Liu and Wenping Wang: Quadric Surface Extraction by Variational Shape Approximation, Geometric Modeling and Processing – GMP 2006: 4th International Conference, 73-86, 2006. [Errata][DOI]

 

Yang Liu, Helmut Pottmann, Johannes Wallner, Yong-Liang Yang and Wenping Wang: Geometric Modeling with Conical Meshes and Developable Surfaces, ACM Transactions on Graphics(SIGGRAPH), 25(3), 681-689, 2006. [DOI]

 

Yang Liu, Helmut Pottmann and Wenping Wang: Constrained 3D Shape Reconstruction Using a Combination of Surface Fitting and Registration, Computer Aided Design, 38(6), 572-583, 2006. [DOI]

 

Yi-King Choi, Wenping Wang, Yang Liu and Myung-Soo Kim: Continuous Collision Detection for Two Moving Elliptic Disks,IEEE Transactions on Robotics, 22(2), 213-224, 2006. [DOI]

 

Wenping Wang, Helmut Pottmann and Yang Liu: Fitting B-spline Curves to Point Clouds by Curvature-Based Squared Distance Minimization, ACM Transactions on Graphics 25(2), 214-238, 2006. [DOI]

 

Yang Liu, Huaiping Yang and Wenping Wang: Reconstructing B-spline Curves from Point Clouds A Tangential Flow Approach Using Least Squares Minimization, International Conference on Shape Modeling and Applications 2005, 4-12. [DOI]

 

Falai Chen, David Cox and Yang Liu: The μ-basis and Implicitization of a Rational Parametric Surface, Journal of Symbolic Computation, 39(6)689-706, 2005. [DOI]

 

Kin-Shing D. Cheng, Wenping Wang, Hong Qin, Kwan-Yee K. Wong, Huaiping Yang and Yang Liu: Fitting Subdivision Surfaces to Unorganized Point Data Using SDM, Proceedings. 12th Pacific Conference on Computer Graphics and Applications, 16-24, 2004. [DOI]

 

Yang Liu and Falai Chen: Algebraic Conditions for Classifying the Positional Relationships between Two Conics and Their Applications, J. Comput. Sci. Tech. 19(4), 665-673, 2004.[DOI]

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