Signal Transformation, Analysis and Compression Group

Compression Research Group

• Faculty
  Antonio Ortega

• Visitors

• PhD Students
  • Nazeeh Aranki (JPL), Multispectral image coding
  • Alexandre G. Ciancio Distributed Compression Algorithms for Wireless Sensor Networks
  • Hye-Yeon Cheong Error tolerant compression
  • Ngai-Man Cheung Distributed source coding
  • In Suk Chong Error tolerant compression
  • Jae Hoon Kim Multiview video coding
  • Yoon Hak Kim Compression for localization in sensor networks
  • Po-Lin Lai Multiview video coding
  • Brent McCleary
  • Roger Pique, Classification tools for genomic data
  • EnShuo(Sphinx) Tsau Applications of wavelet footprints
  • Hsinyi (Ivy) Tseng Distributed source coding
  • Lavanya Vasudevan, Compression for sensor networks , co-advised with Urbashi Mitra.
  • Huisheng Wang, Multiple Description Layered Coding

• MS Students
  • Meeta Jain
  • Ayberk Ozturk

• Undergraduate Students

• Publications

Projects

• Application-specific compression
• Distributed Compression for Sensor Networks
• Multi-view video coding
• Error-tolerant compression
• Signal processing for oil field technology, part of CISOFT
• Analysis of network traces
• Analysis and classification of DNA micro-array data
• Ultra-Wideband Radio Communications lab
• Integrated Media Systems Center
• Multimedia compression
• Error Tolerant Computing

• Old Projects

Old Project pages

• Soft Caching
• Application- and Network-Cognizant Proxies
• Java JPEG decoder using variable complexity IDCT
• Optimized Image Halftoning based on a message passing algorithm - ICIP 2001
• Interpolation After Decoding Algorithm for Bayer Color Filter Array Images

PhD Alumni (with current affiliation)

• Dr. Liang-Jin Lin, U-lead Inc., Redondo Beach, CA, Video Bit-Rate Control with Spline Approximated Rate-Distortion Characteristics, Feb. 1997.
• Dr. Youngjun Yoo, Texas Instruments, Dallas, TX, Adaptive methods and Fast Rate-Distortion Optmization Techniques for Efficient Quantization May 1998.
• Dr. Chi-Yuan Hsu, Broadcom, San Jose, CA, Rate Control for Video Transmission over Variable Rate Channels May 1998.
• Prof. Woontack Woo, Virtual Reality Lab, Information Systems Dept., Gwangju Instute of Technology, GIST, Korea. Rate-Distortion Based Dependent Coding for Stereo Images and Video: Disparity Estimation and Dependent Bit Allocation Dec. 1998.
• Dr. Christos Chrysafis, ESSTech, Fremont, CA, Wavelet Image Compression: Rate Distortion Optimizations and Complexity Reductions Dec 1999.
• Dr Wenqing Jiang, Broadcom, Sunnyvale, CA, Contributions to transform coding system implementations Dec. 1999.
• Dr Krisda Lengwehasatit, Packet Video, San Diego, CA Complexity-Distortion Tradeoffs in Image and Video Compression Dec. 1999.
• Dr Raghavendra Singh, IBM Research, Delhi, India, Source level sequence based processing for signal compression and reliable transmission, Summer 2001.
• Dr Zhourong Miao, Sony Research Labs, Santa Clara, CA, Algorithms for Streaming, Caching and Storage of Digital Media, May 2002.
• Prof David W. Pan, University of Alabama, Huntsville, AL, Variable complexity algorithms and adaptive computation control in video coding and communications Aug. 2002.
• Prof. Baltasar Beferull-Lozano Escuela Tecnica Superior de Ingenieria, Universidad de Valencia, Quantization Design for Structured Overcomplete Expansions Sept. 2002.
• Dr. Sang-Yong Lee, Texas Instruments, Dallas, TX, Color processing and rate control for storage and transmission of digital images and video , Jan. 2003.
• Dr. Kemal Demirciler, Eastern Mediterranean University, Cyprus, Contributions to efficient vector quantization and frequency assignment design and implementation, May 2003.
• Dr. Phoom Sagetong, Qualcomm, San Diego, CA, Contributions to Image and Video Coding for Secure and Reliable Communications
• Dr Naveen Srinivasamurthy, Qualcomm, San Diego, CA, Compression for distributed speech recognition (Co-advised with S. Narayanan), Nov. 2003.
• Dr Hua Xie, NASA-JPL, Pasadena, CA, Contributions to content based image retrieval , Sep. 2004.
• Dr Hyukjune Chung, Qualcomm, San Diego, CA, Complexity scalable and robust motion estimation for video compression, Feb. 2005.

Past visitors and BS/MS Students

• Fabio Carignano
• Carlo Torniai
• Jussi Kangasharju
• Lionel Perret
• Yong-Goo Kim
• Hyungsuk Kim
• Paul Fernandez
• Young-Gap Kwon
• Hironori Komi
• Jon Recker
• Julian Cabrera
• David Comas
• Patrick Kehoe
• Yifan Liu
• Scott Darden
• Jose Ramon Gimeno
• Marco Fumagalli
• Bae-sy (Brian) Lan
• David Romacho
• Joaquin Lopez (Polytechnic University of Catalonia)
• Dr. Kang-Sun Choi (Korea University)
• Prof. Antonio Navarro (University of Aveiro)
• Jonathan Garcia
• Sam Bagwell
• Rahul Maini
• Merrick Mosst
• Toshio Sakamoto, Japan Patent Office.
• Victor Andreu, Polytechnic University of Catalonia
• Jon Guerin