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 Family of 3

  Eduacation

  • PhD candidate in Electrical Engineering, Johns Hopkins University,1999-present,
  • MSE in Electrical Engineering, University of Science & Technologyof China (USTC), 1997,
  • BE in Mechanic Engineering, University of Science & Technology of China (USTC), 1994.

  Experiences

  • 09/1999-Present: Research assistant, Department of ECE, Johns Hopkins University, working on image/video coding, DCT, wavelet and filter bank theories.
  • Summer 2001, 2000, 1999: Interns at FastVDO Inc, MD, developed a high performance scalable video codec in C++ and in Java, integrated it into Adbanner and Quicktime, submitted 2 H.26L proposals, rewrote H.26L in C++.
  • 09/1998 - 07/1999: Research assistant, Department of EECE, University of New Mexico, applied various image processing algorithms to imaging interferometric lithography.
  • 07/1997 - 08/1998: Lecturer at USTC, taught C Language and Computer Networks.
  • 09/1994 - 07/1997: Research assistant at USTC, focused on image/video coding algorithms tuned for ATM networks.

  Research Interests

  • Image / Video coding, transmitiom and streaming over internet and communication networks.
  • DCT, Wavelet, Filter Bank Theories, fast implementations and applications.
  • Very low complexity transforms and coding algorithms for resource-constrained, speed-critical and realtime applications.
  • Multimedia coding standards: H.26X family, MPEG family, JPEG, JPEG2000.

  Publications

  1. T. D. Tran and C. Tu, "Overlapped-block based video coding," to be submitted to IEEE Trans. on Circuits and Systems for Video Technology.
  2. C. Tu, J. Liang, and T. D. Tran, "Adaptive runlength coding," submitted to IEEE Signal Processing Letters, Jan. 2002
  3. C. Tu, J. Liang, and T. D. Tran, "Adaptive runlength coding," submitted to ICIP 2002, Jan. 2002.
  4. C. Tu and T. D. Tran, "On Context based entropy coding of block transform coefficients," submitted to ICIP 2002, Jan. 2002.
  5. C. Tu and T. D. Tran, "Context based entropy coding of block transform coefficients for image compression," submitted to IEEE Trans. on Image Processing, Dec. 2001.
  6. C. Tu and T. D. Tran, "On projection-based block matching motion estimation," submitted to IEEE Trans. on Circuits and Systems for Video Technology, Nov. 2001.
  7. J. Liang, C. Tu, and T. D. Tran, "Lapped transform via time-domain pre- and post-filtering. Part II: fast algorithms," submitted to IEEE Trans. on Signal Processing, Oct. 2001.
  8. J. Liang, C. Tu, and T. D. Tran, "Fast lapped transforms via time-domain pre- and post-processing," Proc. 3rd IEEE Int. Conf. on Information, Communications, and Signal Processing (ICICS2001), Singapore, Oct. 2001. Invited Paper.
  9. C. Tu and T. D. Tran, "Context based entropy coding of block transform coefficients for image compression," Proc. SPIE Applications of Digital Image Processing XXIV, pp. 377-389, San Diego, Aug. 2001.
  10. T. D. Tran and C. Tu, "Lapped transform based video coding," Proc. SPIE Applications of Digital Image Processing XXIV, pp. 319-333, San Diego, Aug. 2001.
  11. C. Tu, T. D. Tran, J. L. Prince, and P. N. Topiwala, "Fast block-based motion estimation via DC matching," Proc. 34th IEEE Asilomar Conference on Signals, Systems, and Computers, vol. 2, pp. 1379-1383, Pacific Grove, Oct. 2000.
  12. C. Tu, T. D. Tran, J. L. Prince, and P. N. Topiwala, "Projection-based block motion estimation for video coding," Proc. SPIE Applications of Digital Image Processing XXIII, pp. 374-384, San Diego, Aug. 2000.
  13. N. Magotra, S. Divakar, C. Tu, S. R. J. Brueck and X. Chen, "Digital Image Processing Applied to Imaging Interferometric Lithography", Proc. 32th IEEE Asilomar Conference on Signals, Systems and Computers, pp. 989-993, Pacific Grove, CA, Nov. 1998

  Standarization Efforts

  1. C. Tu, T. D. Tran, and P. Topiwala, "Optimal pre/post filters for DCT-based codecs", ITU-T/SG16/Q.6, H.26L Proposal Document VCEG-M18, Austin, Texas, April, 2001.
  2. C.. Tu, T. D. Tran and P. Topiwala "Low-complexity projection-based motion estimation", ITU-T/SG16/Q.6, H.26L Proposal Document VCEG-M26, Austin, Texas, April, 2001.

  Selected Courses

Digital multimedia coding and processing, Wavelets and time-frequency analysis, Random signal processing, Optimization, Image reconstruction and restoration, Iterative algorithms, Filtering and smoothing, Nonlinear techniques for image processing and analysis, Adaptive filtering, Computer vision, Algorithms, Computer graphics

  Skills

  • Windows, DOS, Linux, Unix
  • C/C++, Java, ActiveX/COM+, OpenGL, DirectX, Matlab, Mathcad, Oracle, Powerbuilder
  • JPEG/JPEG2000, H.263+, H.26L, MPEG, QuickTime

  References

Available upon request.

Last modified: Mon Jan 20 14:50:40 EST 2002