Sungwon Lee

Sungwon Lee

Ph.D. Candidate (CV)

Department of Electrical Engineering-Systems University of Southern California Los Angeles, CA Telephone: (213)-740-4655 E-mail: sungwonL@gmail.com , sungwonL@usc.edu

Research Interests

• Sparse approximation of large data
• Energy-efficient data gathering on Wireless Sensor Network (WSN)
• Sparse representation and approximation of sensor/image signal
• Fast sparse signal reconstruction
• Deterministic compressed sensing(CS) with application-driven constraints

Education

• Sep. 2006-present: University of Southern California, Los Angeles, CA

Ph.D. student, Department of Electrical Engineering-Systems

• Sep. 2004-May. 2006: University of Southern California, Los Angeles, CA

Master of Science, May 2006, Department of Electrical Engineering-Systems

• Mar. 1997-Feb. 2001: Seoul National University, Republic of Korea

Bachelor of Science in Engineering, Feb. 2001, School of Electrical Engineering

Professional Experience

• Summer Intern, May 2012 - Aug. 2012
  • Employer: MIXLab, Hewlett Packard Lab, Palo Alto, CA
  • Contribution:
    • Implemented continuous 3D visualization with real-time eye tracking using openGL, OSG, and SDK of OptiTrack camera
    • Developed fast parallel decoding of light field data using DCT and DWT followed by AGP (Amplitude and Group Partitioning)
    • Proposed 4-D light field compression using depth map for glass-free 3D TV

• Software Engineer, Dec. 2000 - Jul. 2004
  • Employer: Alticast Corp., Seoul, Korea
  • Contribution:
    • Designed database schema for data repository of broadcasting server for interactive digital television using Oracle 8/8i database
    • Designed/developed C++ API for broadcasting data manipulation with Oracle 8/8i database and Oracle Call Interface (OCI) on UNIX and Windows
    • Developed MPEG-2 Transport Stream (TS) analyzer using C and ASI interface card on UNIX
    • Developed MPEG-2 TS generator in Automatic Test Environment (ATE) for Multimedia Home Platform (MHP) proposed by Digital Video Broadcasting (DVB)
    • Proposed proprietary standard for communication among broadcasting servers using MPEG-2 (ISO 13818-6)
    • Participated in designing C API for Digital Media Broadcast (DMB) device.

• Part-time Software Engineer, Feb. 2000 - Nov. 2000
  • Employer: Netping Corp., Seoul, Korea
  • Contribution:
    • Developed Automatic Response System (ARS) with Intel Dialogic board
    • Developed video conference software using H.263 via Internet
    • Developed configurable WEB board with PHP and MySQL

Publications

• S. Lee and A. Ortega "Adaptive Compressed Sensing for Depthmap Compression Using Graph-based Transform". To appear in International Conference on Image Processing (ICIP'12)

• S. Lee and A. Ortega "Joint Optimization of Transport Cost and Reconstruction for Spatially-Localized Compressed Sensing in Multi-Hop Sensor Networks ". In Proceedings of APSIPA Annual Summit and Conference (APSIPA ASC 2010), Singapore, December 2010. PDF format

• S. Lee, S. Pattem, M. Sathiamoorthy,B. Krishnamachari, and A. Ortega "Spatially-Localized Compressed Sensing and Routing in Multi-hop Sensor Networks". In Proceedings of Third International Conference on Geosensor Networks (GSN'09), Oxford, July 2009. PDF format

• S. Lee, S. Pattem, M. Sathiamoorthy,B. Krishnamachari, and A. Ortega "Compressed Sensing and Routing in Sensor Networks". USC CENG Technical Report, CENG-2009-4,2009. PDF format

• G. Shen, S. Y. Lee, S. Lee, S. Pattem, A. Tu, B. Krishnamachari, A. Ortega, M. Cheng, S. Dolinar, A. Kiely, H. Xie, "Novel Distributed Wavelet Transforms and Routing Algorithms for Efficient Data Gathering in Sensor Webs". Earth Science and Tech. Conf. (ESTC'08), Adelphi, MD, June 2008. PDF format

• S. Lee, S. Pattem, G. Shen, A. Tu, B. Krishnamachari, A. Ortega, M. Cheng, S. Dolinar, A. Kiely, H. Xie, "A Distributed Wavelet Approach for Efficient Information Representation and Data Gathering in Sensor Webs". NASA Science and Tech. Conf. (NSTC'07), Adelphi, MD, May 2007. PDF format

Skills / Tools

• Proficient in C/C++, Perl, Oracle Call Interface (OCI), XML
• Experienced in MatLab, Visual C++, Oracle database
• Good knowledge of digital broadcasting systems (MPEG-2, DVB, MHP, OCAP).
• Good knowledge of Windows and UNIX systems.

ETC

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