4250 United Street, # D  Greensboro, NC 27407  612-227-0196 (cell)  336-256-1151 ext 2012 (office)  336-256-1153 (fax) 
612-227-0196 (cell)  Email: yliang@cs.umn.edu
 URL: http://www.cs.umn.edu/~yliang
Software engineer for application development in the areas of scientific computing, computational science (numerical analysis, finite element and domain decomposition), parallel computing and distributed computing.
 18+ years experience in software/hardware R&D in industry and academy.
 10 years parallel/distributed scientific/engineering computing implementation.
 3 years of experience on cluster, distributed file system (Oracle 9, Informix 6.0, etc).
 Analytical, dedicated, team player, excellent communication Skills.
 Creative and open to new ideas.
Research Scientist, North Carolina A&T State University 05/2005 – Present
Conduct on research that provides cutting edge on advanced materials and smart structures. Major duties include multi-scale modeling, effective numerical solvers for mechanical engineering.
Post-Doc Associate, Army High Performance Computing Research Center 08/2002 – 05/2005
Conducted multi-disciplinary research and developed application software on high performance computers.
Key accomplishments:

Developed and provided lethality and survivability applications software for the armor and anti-armor structural designs which helped reduce design cycle times significantly.

Proposed an efficient solver to minimize the potential energy of ensemble within unsymmetric force fields. This work significantly reduced the time-cost of micro-scale-modeling (e.g., molecular dynamics, nano-modeling).
Post-Doc Associate, Department of Computer Science, University of Minnesota . 08/2001 – 08/2002
Conducted collaborative applied research on solving eigenvalue problems and linear equations. Maintained parallel algebraic recursive multilevel solvers (PARMS).
Key accomplishment: Developed and provided new scalable efficient polynomial filtered eigen-solver for quantum-mechanical material modeling to significantly accelerate the solution.
Research Assistant, University of Ulster , UK 08/1998-07/2001
Conducted research on the solvers for large-scale linear equations.
Key accomplishment: Developed and provided parallel polynomial preconditioners for the solution of symmetric linear equations.
Research Assistant, Chinese Academy of Sciences , Beijing 09/1995-07/1998
Responsible for the QA of parallel programs to develop standards and processes.
Key accomplishments:
 Developed Message Passing Interface on Scalable Coherence Interface.
 Design and develop an atomic SYN-sequence model to formulate the critical timing sequence of parallel programs.
Assistant Lecturer, Beijing Polytechnic University , Beijing 09/1992-2/1995
Conducted research in the area of fault-tolerance technique. Taught computer science courses and directed the fourth year student on their final year project. Consulted several industrial projects.
Key accomplishments:
 Instrumental in architect management information system for the People's Construction Bank of China.
 Test-generation system for VLSI's stuck fault.

System Engineer, Beijing Wire Communication Plant. 08/1990 – 08/1992
Responsible for CAD/image-process based printed circuit board (PCB) design.
Key accomplishment: Science and technology development (92) award valued worth $1,000,000.
Ph.D. Computational Science, University of Ulster , UK. 09/2005
Thesis: Polynomial preconditioner for the solution of linear equations.
Ph.D. Computer Science, Chinese Academy of Science . 07/1998
Thesis: Timing-sequence based test of parallel program.
M.E. Computer Science, Beijing Polytechnic University . 02/1995
Thesis: Accelerate the test-generation of the combinational circuit leveraging the associated structural laws.
B.E. Computer Science, Tsinghua University . 07/1990
Thesis: Design and research on network interface.
 Vice-Chancellor Scholarship, University of Ulster, 1998-2001.
 Oversea Research Scholarship of United Kingdom, 1998-2001.
Programming:
Software development:
Parallel programming:
Operating systems:
Parallel architecture:
C, C++, Java. Pascal, Basic, Fortran 77/90, PL/1, HTML, XML, assembly language, etc.
Matlab, Perl, Metis, ParMetis, BLAS, LAPACK, GNU make.
MPI, PVM, OpenMP, Pthreads, Linda.
Windows NT/98/2000/XP, Linux, Unix, UNICOS and AIX.
Cray T3E, Cray X1, IBM SP, SGI Origin 2000, 3000 and Clusters, Hitachi 2201.
Database desktop: Oracle, Database III, FoxBase, FoxPro2.5, Informix, Sybase, Power Builder.
Statistical analysis: SAS, SPSS.
CAD tools: HDL, Tango, AutoCAD, PCAD.
 An Efficient Hessian-free Newton-Raphson Unconstrained Optimization Method for Quasi-continuum
Simulation, (in preparation with R. Kanapady and P. Chung).
 An Efficient Parallel Finite-element-based Domain Decomposition Iterative Solvers with Polynomial
Preconditioning, Parallel Computing (submitted, with R. Kanapady).
 Y. Liang, J. Weston and M. Szularz, Generalized least-squares polynomial preconditioners for symmetric indefinite linear equations. Parallel computing 28(2): 323-341 (2002)
 Y. Liang, S. Li, H. Zhang and C.D. Han, Timing Sequence Testing for parallel Programs, Journal of Computer
Science and Technology, 84-95. Jan. 2000.
 Y. Liang, J. K. Li, L. B. Zhang, Y. C. Li and H.Q. Lu, ParCT: A Parallel C-Language Testing Tool, Journal of
Computer Research and Development, Vol.36, No.10, 1197-1201. Oct.1999.
 Y.Liang, S. Li, H. Zhang and C.D. Han, Timing Sequence Testing for the Distributed Parallel Programs, Journal of Computer Research and Development, Vol.36, No.9, 1062-1068. Sept.1999.
 Y. Liang, S. Li, H. Zhang and C.D. Han, Research on the Coverage Ratio for the Timing Sequence Test of
Parallel programs, Journal of Computer Research and Development, Vol.36, No.2, 160-165. Feb. 1999.
 Y. Liang, J. Weston and M. Szularz: Polynomial Preconditioning for Specially Structured Linear Systems of
Equations. Euro-Par 2001: 587-591.
 Y. Liang, J. Weston and M.Szularz, Stability of Polynomial Preconditioning, in Proceedings of ALGORITMY
2000, 15th Conference on Scientific Computing, A. Handlovicova, M.Komornikova, K.Mikula, and D.Sevcovic
(Eds.), 264-273.
 Y. Liang, J. Weston, M. Szularz: Generalized Least-squares Polynomial Preconditioner for Symmetric Indefinite
Linear Equations, Proceedings of PMAA 2000 (International Workshop on Parallel Matrix Algorithms and
Applications) during 18-20 August 2000, 14, Neuchatel, Switzerland.