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Visualization and Intensive Graphics Lab

Welcome to the Visualization and Intensive Graphics Lab, Department of Computer Engineering and Computer Science at the University of Louisville. VAIG was founded by Professors Dr. Ouyang and Dr. Chang. Most of the research conducted involves the 3D visualization and High-Performance computation with multi-core devices (GPUs and PS3 cluster).

Research Areas

  • Visual Computing
  • High-Performance Computing and Visualization
  • Applications
    • Medical and Bioinformatics Visualization
    • 3D Modeling and Visualization
    • Computer Games
    • Computer Vision for Computer Games


Journal Papers

Conference Papers

    1. Chang D, Kantardzic M, Ouyang M. Hierarchical clustering with CUDA/GPU. Proceedings of the ISCA 22nd International Conference on Parallel and Distributed Computing and Communication Systems (PDCCS 2009), 7-12. [PDF]
    2. Luken BP, Ouyang M, Desoky AH. AES and DES encryption with GPU. Proceedings of the ISCA 22nd International Conference on Parallel and Distributed Computing and Communication Systems (PDCCS 2009), 67-70. [PDF]
    3. Chang D, Desoky AH, Ouyang M, Rouchka EC. Compute pairwise Manhattan distance and Pearson correlation coefficient of data points with GPU. Proceedings of the 10th ACIS International Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing (SNPD 2009), 501-506. [PDF]
    4. Chang D, Jones NA, Li D, Ouyang M, Ragade RK. Compute pairwise Euclidean distances of data points with GPUs. Proceedings of the IASTED International Symposium on Computational Biology and Bioinformatics (CBB) 2008, 278-283. [PDF]
    5. Ouyang M, Case J, Burnside J. Divide and conquer machine learning for a genomics analogy problem, Lecture Notes in Artificial Intelligence, 2226:290-303, Springer-Verlag, 2001. [Abstract]
    6. Cheng A, Ouyang M. On algorithms for simplicial depth, Proceedings of the 13th Canadian Conference on Computational Geometry (CCCG), 2001, 53-56. [PDF]

Other Publications

    1. Ouyang M, Hackler L, Cheng A. Identification of aircraft touchdown point in commercial operations. US Department of Transportation, Federal Aviation Administration, 2006, Report AR-06/25. [PDF]
    2. Ouyang M. Implementations of the DPLL algorithm, Ph.D. dissertation, Rutgers University, 1999. Committee: Vašek Chvátal, Leonid Khachiyan, William Steiger, Endre Boros. [PDF]


Dr. Dar-jen ChangDr. Dar-jen Chang
Associate Professor

Educational Background
Ph.D. Mathematics, University of Michigan 1982

Areas of Research and Scholarship
Computational Intelligence in Bioinformatics and Computer Graphics

Dr. Ming Ouyang Dr. Ming Ouyang
Assistant Professor, VAIG Director

Educational Background
Ph. D. Computer Science, Rutgers University 1999

Areas of Research and Scholarship
Bioinformatics, Operating Systems, Parallel Computation

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