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Picture of Dr. Yu Liang Yu (Hugh) Liang, B. Eng (CS), M. Eng (CS), Ph.D.(CS), and Ph.D. (Applied Math.)

Address:   The University of Tennessee at Chattanooga, College of Engineering and Computer Science, Department of Computer Science and Engineering, Dept. 2302  EMCS-314E, 615 McCallie Ave., Chattanooga, TN 37403-2598, USA

Phone:  (423) 425-4351 ;    Fax:  (423) 425-5442;     Email: ;

Dr. Yu Liang is currently working at the Department of Computer Science and Engineering of University of Tennessee at Chattanooga as an Associate Professor. His funded research projects cover the following areas: modeling and simulation, high-performance scientific and engineering computing, numerical linear algebra, cloud computing and big-data, the processing and analysis of large-scale sensory data, and computational mechanics. His research work has appeared in various prestigious journals, book and book chapters, and refereed conference, workshop, and symposium proceedings. Dr. Liang is serving in the Journal of Mathematical Research and Applications (JMRA), and Current Advances in Mathematics (CAM) as an Editorial Board member.






  • Numerical linear algebra.
  • Parallel and distributed computing, cloud computing, and Big-Data.
  • Multi-core, multi-threading, multi-process, and GPU-based high-performance computing.
  • Computational mechanics: multi-physics and multi-scale modeling and simulation.
  • Sensor-oriented information processing and analysis.
  • Hyper-spectral image and video processing.
  • Fault-tolerance technique.





  •  PI (FY 2013-2016), Collaborative: TUES: Software Defined Radio Laboratory Platform for Enhancing Undergraduate Communication and Networking Curricula, $100K, National Science Foundation: DUE Program (NSF Proposal Number: 1323340).
  • Co-PI (FY 2013-2015),Application of Sensor Network, $100K, National Science Foundation: Supplement Program (NSF Proposal Number: 1240734).
  • Co-PI (FY 2013-2015), A Design Proposal for the Center of Cyber Sensor Networks for Human and Environmental Applications, $660K, National Science Foundation: Solicited Program (NSF Proposal Number: 1240734).
  • PI (FY 2013-2018), Computational Methods in Fracture Mechanics, $75K/year, Minority Leader Program of U.S. Air Force (POC: Dr. Gregory A Schoeppner).
  • PI (FY 2013-2014), A Self-Optimization and Cooperative Control Sensor Network and Its Application in Sensor-oriented Problems, $100K, Minority Leader Program of U.S. Air Force (POC: Mr. Darrell Barker).
  • PI (FY 2012-2013), Enabling Technology in Computational Material Science, $75K, Minority Leader Program of U.S. Air Force (POC: Dr. Gregory A Schoeppner).
  • PI (FY 2011-2012), High Performance Computing for Composite Manufacturing Process Modeling, $45K, Minority Leader Program of U.S. Air Force (POC: Dr. Gregory A Schoeppner).
  • PI (summer of 2012), Application of Analogous Fluid-Dynamics-in-Porous-Medium Model in Crowd Motion Analysis, Summer Faculty Fellowship Program (SFFP) of U.S. Air Force (POC: Mr. Darrell Barker).
  • Co-PI (FY 2012-2016), NSF RI: Large: Collaborative Research: A Robotic Network for Locating and Removing Invasive Carp from Inland Lakes, $220K for three years, National Science Foundation (NSF Proposal Number: 1111542).
  • PI (Summer of 2011), Electronic Sandbox System, A State-of-Art Infrastructure for Layered Sensing Application, Summer Faculty Fellowship Program (SFFP) of U.S. Air Force (POC: Mr. Darrell Barker).
  • PI (FY 2011-2013), Multiscale Motion Analysis, $50K, Minority Leader Program of U.S. Air Force (POC: Ms. Olga Mendoza-Schrock).
  • Co-PI (FY 2010-2011),Predict Enemy’s Intention according to the Infrared Persistent Surveillance Data, $25K, Minority Leader Program of Air Force (POC: Ms. Olga Mendoza-Schrock).
  • Co-PI (FY 2009-2010),Real-Time Detection ofImprovised Explosive Device Using Hyperspectral Image Processing Techniques, $50K, U.S. Air Force (POC: Ms. Olga Mendoza-Schrock).
  • Primary Researcher (FY 2009-2010),Application of Hyperspectral Image Analysis for the GIS, $100K, QBase Inc.
  • Voluntary Consultant (FY 2007-2009), Preprocess and Post-process for the Modeling/Simulation of Composite Structure (Contract No: N00014-07-C-0442), Navel Research, $118,718.
  • Voluntary Consultant (FY 2007-2008), Fire Integrity in Advanced Ship Structures—Phase I (Contract No: N071-098-0648), DoD’s small business Innovation Research (SBIR), $100K.
  • Voluntary Consultant (FY 2007-2009), Fire Integrity in Advanced Ship Structures—Phase II (Contract No: FA8650-07-C-5015), AF SBIR/STTR Solicitation 06.1, $750K.



  • SPIE
  • Sigma-Xi



  • Member of Editorial Board, Journal of Mathematical Research and Applications, .
  • Panel Expert for the Secondary Career-Technical Alignment Initiative (SCTAI), Ohio Board of Regents.
  • Technique Program Committee member of the Embedded Computing and Systems Track,the 6th International Conference on Frontier of Computer Science and Technology (FCST 2011: )
  • Symposium chairs of the 10th International Conference on Algorithm and Architectures for Parallel Processing (2010) (
  • Publicity chair of the international conference on 2008 High Performance Computing and Communications (HPCC-08), Dalian, China (
  • Member of International Editorial Board (IEB) of the special issue of Wireless Personal Communications (indexed by SCIE) on “Information Security and data protection in Future Generation Communication and Networking”.
  • Reviewer of Journal of Supercomputing (journal).
  • Reviewer of Journal of Computational and Applied Mathematics.
  • Committee member of Statewide Users Group (SUG) of Ohio Supercomputer Center ( ).
  • Guest Editor/Reviewer of Journal of Parallel and Distributed Computing.
  • Reviewer of Supercomputing International Conference 2005 (SC’05), November 12-18 at the Washington State Convention and Trade Center, USA.
  • Reviewer of Parallel Computing (journal).
  • Reviewer / Division Chair for the 6th International Workshop on Parallel and Distributed Scientific and Engineering Computing (IPDPS-PDSEC05), April 4-8, 2005 in Denver, Colorado, USA.



First Book                                       Book-Chapter10





  • Y. Liang ; Michael Henderson ; Shane Fernandes and Josh Sanderson, Vehicle tracking and analysis within a city, Proc. SPIE 8751, Machine Intelligence and Bio-inspired Computation: Theory and Applications VII, 87510F (June 3, 2013); doi:10.1117/12.2014561;
  • J. Sanderson, Y. Liang. No-reference image quality measurement for low-resolution images , Proc. SPIE 8744, Automatic Target Recognition XXIII, 874404 (June 3, 2013); doi:10.1117/12.2015014; .
  • S. Fernandes, Y. Liang. Chipping and segmentation of target of interest from low-resolution electro-optical data, Proc. SPIE 8744, Automatic Target Recognition XXIII, 87440R (June 3, 2013); doi:10.1117/12.2015972;
  • Y. Liang, W. Melvin, S. I. Sritharan, S. Fernandes, and D. Barker,CMA-HT, a Crowd Motion Analysis Framework Based on Heat-transfer-analog Model. Proc. SPIE 8402, Evolutionary and Bio-Inspired Computation: Theory and Applications VI, 84020J (May 1, 2012); doi:10.1117/12.919088.
  • Yu Liang, S. Kohles, and A. Saha, Cytoskeletal Strain Responses of Modeled Hydrodynamically Stressed Biological Cells, proceeding of COMSOL 2010, Boston, October 7-9, 2010.
  • Y. Liang, Z. Shi, S. I. Sritharan, and H. Wan, Simulation of the Spread of Epidemic Disease Using Persistent Surveillance Data, proceeding of COMSOL 2010, Boston, October 7-9, 2010.
  • S. Fernandes, Y. Liang, S.I. Sritharan, X.Wei, and R. Kandiah, Real Time Detection of Improvised Explosive Devices using Hyperspectral Image Analysis, 2010 IEEE National Aerospace and Electronics Conference (NAECON 2010).
  • Y. Liang, Haim Waisman, Jay Shi, Philip Liu and Jim Lua, Pre-processing Toolkit for Three-Dimensional X-FEM, 2008 IEEE National Aerospace and Electronics Conference (NAECON 2008), to be held in Dayton, Ohio, USA from July 16-18, 2008, page 265-272.
  • Y. Liang and M. Szularz, an Efficient Unconstrained Optimization Algorithm with Respect to Unsymmetric Force Field, proceeding of Fourth International Conference of Applied Mathematics and Computing, Plovdiv, Bulgaria, August 12 - 18, 2007.
  • Y. Liang, R. Kanapady and K. K Tamma, Highly Scalable Finite-element-based Domain Decomposition Iterative Solvers with Polynomial Preconditioning, in the proceedings of 2006 International Conference on Parallel Processing Workshops (ICPPW'06), 505-510. August 14-18, Columbus, Ohio.
  • Y. Liang and R. Mohan, Development and Applicability of Augmented FETI-DP Formulation for Stokes Type Flow Problems, 7th World Congress on Computational Mechanics, Los Angeles, California, July 16 – 22, 2006.
  • Y. Liang and R. Mohan, Evaluation and Applicability of a Highly Scalable Finite Element Based Iterative Solver for Process Flow Modeling in Liquid Composite Molding, 7th World Congress on Computational Mechanics, Los Angeles, California, July 16 – 22, 2006.
  • Y. Liang and R. Mohan, Tensile Deformation of Nickel Nanowires under Uniaxial Tension with High Strain Rates through Molecular Dynamics Simulations, XXIII Southeastern Conference on Theoretical and Applied Mechanics, May 21-23, 2006. Puerto Rico.
  • P. Chung and R. Namburu, U.S. Army Research Laboratory; R. Kalia, P. Vashishta and A. Nakano, University of Southern California; Y. Liang and R. Kanapady, Army High Performance Computing Research Center; J. Knap, M. Ortiz and R. Phillips, Caltech: Scalable Quasi-continuum Software for Advanced Mixed Atomistic-Continuum Simulations of Material Behavior at the Nanoscale, The 24th Army Science Conference (ASC 24), Orlando Florida, November 29-December 2, 2004.
  • Y. Liang, R. Kanapady and P. Chung, Iterative Solution Technique for the Quasi-continuum Method, in proceedings of 2004 International Conference on Computational & Experimental Engineering and Sciences (ICCES'04), Madeira, Portugal, 26-29 July 2004.
  • Y. Liang, R. Kanapady and K. K. Tamma, A Highly Scalable Linear Solver for Finite Element-Based Domain Decomposition Problems, Eleventh SIAM Conference on Parallel Processing for Scientific Computing (PP04).
  • 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.
  • J. K. Li, Y. Liang, Y.Q. Zhang and Y.C. Li, PBLAS on Super-computer SR2201, in proceeding of 1997 International Workshop on Computational Science and Engineering, Hefei, China.
  • Y.Q. ZHANG, Y. LIANG, ScaLAPACK on SR2201: Analysis and Testing, 1997 International Workshop on Computational Science and Engineering (IWCSE'97), May 27--28, 1997, Hefei, China.



  • CPSC 1100: Computer Science I
  • CPSC 1110: Computer Science II
  • CPSC 5000: Fundamentals of Programming
  • CPSC 5210: Algorithm
  • CPSC 4310/5310: Cloud Computing



  • Technique Director (part time), Beijing Long-Mark Computer Co., 7/1991-8/1995
  • System Engineer (full time), Beijing Wire Communication Co., 8/1990-8/1992



  • College Faculty Leadership Award, Central State University, 2012.
  • U.S. Air Force Summer Faculty Fellowship Program, 2012
  • U.S. Air Force Summer Faculty Fellowship Program, 2011.
  • Vice-Chancellor Scholarship of University of Ulster, 1998-2001.
  • Oversea Research Scholarship of United Kingdom, 1998-2001.



Sensor-oriented Information Processing and Analysis
  • 08/2007-present, Assistant/Associate Professor, Department of Mathematics and Computer Science, Central State University. My major ongoing or completed research projects during this period are:
    • High performance computing for composite manufacturing process modeling, Minority Leader Program of Air Force, $45K (POC: Dr. Gregory A Schoeppner).
    • Multi-scale human motion analysis, Minority Leader Program of Air Force, $50K (POC: Ms. Olga Mendoza-Schrock).
    • Predict enemy’s intention according to the infrared persistent surveillance data, Minority Leader Program of Air Force, (POC: Ms. Olga Mendoza-Schrock).
    • Real-time detection of improvised explosive device using hyperspectral image processing techniques, (POC: Ms. Olga Mendoza-Schrock).
    • Application of hyper-spectral image analysis for the GIS, QBase Inc..
    • Preprocess and post-process for the modeling/simulation of composite structure (contract No: N00014-07-C-0442), Navel Research, $118,718.
    • Fire integrity in advanced ship structures—phase I (contract No: N071-098-0648), DoD’s small business Innovation Research (SBIR).
    • Fire integrity in advanced ship structures—phase II (Contract No: FA8650-07-C-5015), AF SBIR/STTR Solicitation 06.1.
Computational Mechanics
  • 05/2005-08/2006, Research Scientist, Center for Advanced Materials and Smart Structures (CAMSS),North Carolina A&T State University. My major research work includes:
    • Multi-scaling modeling (Couple of quantum mechanics, molecular dynamics and continuum mechanics).
    • Scalable solution of large-scale Stokes equations.
    • Scientific visualization (implemented using JAVA, VDK, Paraview, Tck/Tk, Windows, and OpenGL).
    • Stability analysis in the molecular dynamics simulation (implemented in C++)
  • 08/2001-05/2005, Post-Doc Associate, University of Minnesota. My work covers the solution of linear equations, eigenvalue problem, parallel PDE (Partial Differential Equations) and its application in the field in dynamic fluid and computational mechanics. The major projects includes:
    • Investigate an additive-Schwarz domain-decomposition based multi-scale computational mechanics framework.
    • Architect the Quasi-continuum system to simulate structural mechanics problems in multi-scale strategy.
    • PCIA, a parallel large-scale finite-element based computational mechanics package for linear / nonlinear static / dynamic mechanics packages.
    • Polynomial preconditioned EDD-FGMRES and AFETI-DP, two high-scalable non-overlapping domain decomposition methods.
    • Parallel algebraic recursive multilevel solvers (PARMS) funded by NSF/ACI).
    • ITR/ACS: New Algorithms for Scalable Modeling in Materials Sciences (funded by NSF-ITR). Mainly propose an efficient polynomial filtered eigensolver to evaluate the potential energy of atomistic ensemble (in the context of quantum mechanics).
Numerical Linear Algebra
  •  08/1998-07/2001, Research/Teaching Assistant, University of Ulster. Implementation of parallel software package for the solution of linear equations and eigenvalue problems. Propose and implement PPSolve version 1.0, a package of parallel (based on MPI) polynomial preconditioned solver for the large sparse linear equations (99.2-01.7). Written in C/Fortran77 on IBM-SP2.
  •  09/1995-07/1998, Research Assistant, Chinese Academy of Sciences, Beijing, Responsible for the testing / debugging of parallel programs and work with the QA team to develop standards and processes. The major projects include:
    • Building up MPI (Message Passing Interface) on SCI (Scalable Coherence Interface) (97.9-98.4). Write in C on SUN workstation (Solaris) with auxiliary software MPICH 1.1.
    • An innovative atomic SYN-sequence model to formulate the critical timing sequence of parallel programs and implement a parallel C-Language program testing tools based on SYN-sequence model (97.1-97.5). Written in C and tested on SUN workstation (Solaris), Pentium (Linux) and Hitachi SR2201. The auxiliary software is PVM3.3.11, MPICH1.1, BLACS and PBLAS.
    • Enhancement of BLACS (Basic Linear Algebra Communication Subprogram) (96.2-99.12) on HITACHI SR2201 based on its native inter-processor communication mechanism, i.e., remote DMA and TCP/IP etc. The auxiliary software is PVM3.3.9, and MPI.
Fault Tolerance
  • 09/1992-2/1995, Assistant Lecturer, Beijing Polytechnic University, Beijing. Responsible for teaching ``Computer Basics'' course to the first-year students and directing the fourth year student on their final year project. My major industrial projects include:
    • Architect management information system for the People's Construction Bank of China (95.4-95.7). Written in MS C++ and PowerBuilder script for 486 PC with multimedia facility. Based on TCP/IP network protocol. The auxiliary software are PowerBuilder4.0 and Informix 5.0 database.
    • Test-generation system for VLSI's stuck fault (92.10-94.11). Written in C (13,500 lines) and tested on SUN10 workstation and 286PC. Auxiliary software are CDL and Borland C2.0.
  • 1990.8-1992.8, System Engineer, Beijing Wire Communication Plant. Responsible for the R&D of the printed circuit board CAD design in IT industry. My major work includes:
    • An automatic tabling system in UNIX Environment (91.2-93.4). Written in C/ProC (6500 lines) under Unix V on 386 PC. Network protocol is Novell and database is Oracle.
    • A CAD software system for PCB design. (92.1-92, 4). Written in C++/C for SUN3 workstation and 286 PC. Network is TCP/IP and auxiliary software is xWINDOWs.
    • A PCB (printed circuit board) imitating system (90.10-91.12). This work won the "First Class Award for science and technology development in the company (92)" and brought $1,000,000 benefit to our company. The related hardware is SUN3 workstation, 286 PC, HP scanner, digitizer. Based on TCP/IP network protocol. The auxiliary software is AutoCAD 10.0, Image 1.3, Tango, and PCAD.
    • An automatic detecting system of keyboard (90.8-90.9). Written in assembly language for Intel 8031.



Prof. Sean S. Kohles (Portland State University); Profs. Asit Saha, Zhenjun Shi, Kimberly Kendricks, and S. I. Sritharan (Central State University); Profs. Hui Wan, Bin Wang (Wright State University); Prof. Ram Mohan (NC A&T State University); Prof. William L. Melvin (Georgia Institute of Technology); Prof. Xiaohui Yuan (University of North Taxes); Prof. Laurence Tianruo Yang (St. Francis Xavier University, Canada); Prof. Wenbin Yu (Utah State University); Prof. Haim Waisman (University of Columbia); Drs. Jim Lua and Jay Shi (Global Engineering and Materials Inc.); Dr. Jian Zhang (University of Michigan); Dr. Peter Chung (U.S. Army Research Lab); Ms. Olga Mendoza-Schrock (U.S. Air Force); Prof. Morris Clint (Queens University, United Kingdom); Profs. Sally McClean and Marek Szularz (University of Ulster, United Kingdom).




 © by Yu Liang, October 26, 2013