Yiting Liao

I am a passionate researcher and engineer in the fields of video processing, compression and visual understanding for more than 10 years. My area of expertise includes video coding, adaptive streaming, video quality assessment, as well as visual object classification and detection. I am a senior member of IEEE, authored or co-authored about 20 academic research papers, and have 20+ issued or pending US patents. I also have extensive experience in research, software development and end-to-end video system design, and leading multiple projects.
 
Education
  • Tsinghua University, Beijing, China
  • M.S., Department of Electronic Engineering, 09/2004-07/2006
  • Tsinghua University, Beijing, China
  • B.E., Department of Electronic Engineering, 09/2000-07/2004
Work Experience
  • Staff Research Scientist, Distributed Systems and Algorithms, Intel Labs
  • Santa Clara, CA, 01/2015-Present
    • Leading video surveillance network research project to develop an end-to-end networked computer vision system with cross-domain optimization. Developed new algorithms and frameworks to co-adapt video compression and visual analysis pipeline. Designed new CNN models on multi-domain videos to enable efficient distributed video analytics
  • Senior Research Scientist, Wireless Multimedia Solutions, Intel Labs
  • Hillsboro, OR, 05/2011-01/2015
    • Developed novel video adaptation techniques to optimize multimedia communications over wireless networks and created new end-to-end video solutions to improve network efficiency and user quality of experience (QoE). Designed novel video quality metrics for video codec assessment, network optimization, and end user QoE evaluation, and conducted subjective video quality tests for OTT videos.
    • Developed novel algorithms and architecture for low power wireless networks for internet of things (IoT) applications. Applied machine learning techniques to enhance quality of services for IoT networks.
  • Research Assistant, Video and Voice over Networks (ViVoNets) Lab, University of California, Santa Barbara
  • Santa Barbara, CA, 04/2007-03/2011
    • Designed novel approaches to enhance error robustness of delivered video over networks. The work includes enhanced error concealment methods for multiple state video coding (MSVC), an optimal mode selection method for MSVC based on estimated end-to-end distortion, and a routing-aware MSVC approach that estimates frame loss probability based on standard routing messages and select reference frames to alleviate error propagations.
  • Research Intern, Dolby Laboratories
  • Burbank, CA, 05/2009-09/2009
    • Proposed a new decoder- and encoder-friendly architecture for inter-prediction with overlapped block motion compensation. Implemented in the H.264/MPEG-4 AVC JM reference software.
  • Research Assistant, Tsinghua University
  • Beijing, China, 01/2004-06/2006
    • Proposed to apply two dimension complementary sequence in MC-CDMA systems and analyzed its performance. Simulated the performance of the sequences with three zero correlation windows.
  • Graduate Intern, STMicroelectronics China R&D Center
  • Shenzhen, China, 07/2005-04/2006
    • Contributed to STMicroelectronics's Wireless Trunked Radio System project. Implemented part of TETRA protocol in C, and developed sample applications based on QT/Embedded.
Publications
  1. Hassnaa Moustafa, Srinivasa V. Somayazulu, Yiting Liao, “Context-aware Content Delivery: Architectures, Standards, and Transport,” Book Chapter in Handbook of Research on Redesigning the Future of Internet Architectures, May 2015.
  2. Jeffrey Foerster, David Ott, Ozgur Oyman, Yiting Liao, Srinivasa Somayazulu, Xiaoqing Zhu, Douglas S. Chan, and Chris Neisinger. “http://www.intel.com/content/dam/www/public/us/en/documents/research/2015-vol19-iss-1-intel-technology-journal.pdf”, Intel Technology Journal 19, no. 1, 2015.
  3. Lark Kwon Choi, Yiting Liao, Barry O’Mahony, Jeffrey R Foerster and Alan C. Bovik, "Extending The Validity Scope of ITU-T P.1202.2," in Proceedings of the Eighth International Workshop on Video Processing and Quality Metrics for Consumer Electronics, Chandler, AZ, Jan. 2014.
  4. Lark Kwon Choi, Yiting Liao and Alan C. Bovik, "Video QoE Models for Compute Continuum," IEEE Communications Society Multimedia Technical Committee E-Letter, Vol. 8, No. 5, pp. 26-49, September 2013.
  5. Yiting Liao, Audrey Younkin, Jeffrey Foerster and Philip Corriveau, "Achieving High QoE Across the Compute Continuum: How Compression, Content, and Devices Interact," in Proceedings of Seventh International Workshop on Video Processing and Quality Metrics for Consumer Electronics, Scottsdale, AZ, January 2013.
  6. Jeffrey Foerster; Ozgur Oyman; Yiting Liao; Mohamed Rehan and Wafaa Taie, "Enhanced adaptive streaming over LTE-advanced wireless networks," in Proceedings of the 46th Asilomar Conference on Signals, Systems and Computers (Asilomar), pp.915-919, November 2012.
  7. Yiting Liao and Jerry D. Gibson, "Routing-aware Multiple Description Video Coding Over Mobile Ad-hoc Networks," IEEE Transactions on Multimedia, Volume 13, Issue 1, February 2011, Pages 132-142.
  8. Yiting Liao and Jerry D. Gibson, "Video Communications Over Wireless Ad-hoc Networks Using Source Coding Diversity and Multiple Paths," Book Chapter in Mobile Ad-Hoc Networks: Protocol Design, InTech, January 2011.
  9. Yiting Liao and Jerry D. Gibson, "Routing-aware Multiple Description Coding with Multipath Transport for Video Delivered over Mobile Ad-hoc Networks," in Proceedings of the First IEEE Workshop on Multimedia Communications and Services (MCS), Miami, FL, December 2010.
  10. Yiting Liao and Jerry D. Gibson, "Frame Corruption Estimation from Route Messages for Video Coding over Mobile Ad Hoc Networks," in Proceedings of the 44th Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2010.
  11. Yiting Liao and Jerry D. Gibson, "Routing-Aware Multiple Description Video Coding Over Wireless Ad-Hoc Networks Using Multiple Paths," in Proceedings of the 17th IEEE International Conference on Image Processing (ICIP), Hong Kong, China, September 2010.
  12. Yiting Liao, Athanasios Leontaris and Alexis M. Tourapis, "A Low Complexity Architecture For Video Coding With Overlapped Block Motion Compensation," in Proceedings of the 17th IEEE International Conference on Image Processing (ICIP), Hong Kong, China, September 2010.
  13. Yiting Liao and Jerry D. Gibson, "Rate-distortion Based Mode Selection for Video Coding over Wireless Networks with Burst Losses," in Proceedings of the 17th International Packet Video Workshop (PV), Seattle, WA, May 2009.
  14. Yiting Liao and Jerry D. Gibson, "Enhanced Error Resilience of Video Communications for Burst Losses Using an Extended ROPE Algorithm," in Proceedings of the 34th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Taipei, Taiwan, April 2009.
  15. Yiting Liao and Jerry D. Gibson, "Refined Error Concealment for Multiple State Video Coding over Ad Hoc Networks," in Proceedings of the 42nd Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, October 2008. (Student Paper Contest Finalist)
  16. Yiting Liao, Chao Zhang and Xiaokang Lin, "T-ZCZ Keying for Infrared Wireless Communications," in Proceedings of SPIE, Volume 5640, January 2005, Pages 524-532.
  17. Yiting Liao, Chao Zhang and Xiaokang Lin, "M-ary Modulation in Indoor Infrared Communication Systems Enhanced by ZCZ Sequences," in Proceedings of SPIE, Volume 5640, January 2005, Pages 497-503.
  18. Chao Zhang, Hancheng Gao, Yiting Liao, Xiaokang Lin and Mitsutoshi Hatori, "Iterative Method for Constructing Complete Complementary Sequences with Lengths of 2mN," Tsinghua Science and Technology - Elsevier, Volume 10, Issue 5, October 2005, Pages 605-609.
Patents 
  1. Methods for quality-aware adaptive streaming over hypertext transfer protocol. US 9125073.
  2. Techniques for evaluating compressed motion video quality. US 9204150
  3. Scalable video encoding rate adaptation based on perceived quality. US 9591316
  4. Method and system for generating side information at a video encoder to differentiate packet data. US 9661348.
  5. Adaptive bitrate streaming for wireless video. US 9699464.
  6. Method and system for content-aware multimedia streaming. US 13/571479.
  7. Techniques for evaluating compressed motion video quality. US 14/218352.
  8. Quality-aware rate adaptation techniques for dash streaming. US 14/778705.
  9. Media content streaming. US 14/582361.
  10. Policy-based image encoding. 14/515175.
  11. Latency and efficiency for remote display of non-media content. US 14/580890.
  12. Theremin-based positioning. US 14/863963.
  13. Wireless display adaptations and optimizations based on unfiltered and regional feedback. US 14/751992
  14. Tiled Wireless Display. 14/978017
  15. Wireless Display Sink Device. US 14/508,350
  16. 5+ patents filed pending publication
Teaching Experience
  • Teaching Assistant. ECE160: Multimedia Systems, UCSB, Spring 2007
Honors and Awards
  • Department Recognition Award, Intel Labs, 2012, 2013, 2014, 2015
  • Dissertation Fellowship, ECE Department, University of California, Santa Barbara, 2010
  • Student Travel Award for IEEE International Conference on Image Processing (ICIP), 2010
  • Graduate Fellowship, University of California, Santa Barbara, 2009
  • Student Paper Contest Finalist, Asilomar 2008, 2008
  • First Class Scholarship, Tsinghua University, 2005
  • Outstanding Bachelor Thesis Award, Tsinghua University, 2004
  • Second Class Prize, China Math and Informatics Olympiad, Fujian, 1999
Professional Activities
  • IEEE Senior Member
     
  • Technical Program Committee Member: MoWNet 2016, UP-TO-US Workshop 2012, IEEE ICC 2012
  • Invited Reviewer: IEEE Transactions on Circuits and Systems for Video Technology (TCSVT), IEEE Transactions on Multimedia (TMM), IEEE Transactions on Wireless Communications (TWC), IEEE Journal on Selected Areas in Communications (JSAC), Signal Processing – Elsevier, IEEE Wireless Communications and Networking Conference (WCNC), IEEE International Conference on Communications (ICC), IEEE International Conference on Computer Science and Information Technology (ICCSIT)
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