Lei Yu (于磊)


Research Fellow (working with Prof. Vincent Y. F. Tan)

Department of Electrical and Computer Engineering,
National University of Singapore (NUS)

Email: leiyu AT nus DOT edu DOT sg 
            or leiyu.scholar AT gmail DOT com

Google scholar

Research Experience

  • Postdoctoral Researcher, Jul. 2015-May 2017
    Department of Electronic Engineering and Information Science (EEIS)
    University of Science and Technology of China (USTC)
    Hefei, Anhui, China

Education

  • Ph.D. in Electrical Engineering, Sep. 2010-Jun. 2015
    • University of Science and Technology of China
    • Advisors: Prof. Weiping Li and Prof. Houqiang Li
    • Dissertation: “Hybrid Digital-Analog Joint Source-Channel Coding”
  • B.E. in Electrical Engineering, Sep. 2006-Jul. 2010 (first two years in Dept. of Physics)
    • University of Science and Technology of China

Research Interests

  • Information theory; probability theory; discrete mathematics; security

Publications

  • Journal Papers and Preprints 

    1. Lei Yu and Vincent Y. F. Tan, "Wyner’s common information under Rényi divergence measures," submitted, Sep. 2017. [arxiv]
    2. Lei Yu and Vincent Y. F. Tan, "Rényi resolvability and its applications to the wiretap channel," submitted, Jul. 2017. [arxiv]
    3. M. Baig, Lei Yu, Z. Xiong, A. Host-Madsen, H. Li, and W. Li, "On the energy-delay tradeoff in streaming data," submitted, Apr. 2017. 
    4. Jian Shen, Lei Yu, and Houqiang Li, "Visual perception based wireless video coding," submitted, Mar. 2017. 
    5. Lei Yu, Houqiang Li, and Chang Wen Chen, "Generalized common informations: Measuring commonness by the conditional maximal correction," preprint, Oct. 2016. [arxiv] [pdf] 
    6. Lei Yu, Houqiang Li, and Weiping Li, "Distortion bounds for the source broadcast problem," submitted to IEEE Trans. Inf. Theory, May 2016. [arxiv] [pdf]
    7. Lei Yu, Houqiang Li, and Weiping Li, "Joint source-channel secrecy using uncoded schemes: Towards secure source broadcast," IEEE Trans. Inf. Theory, vol. 63, no. 11, pp. 7442-7463, Nov. 2017. [link] [arxiv]
    8. Lei Yu, Houqiang Li, and Weiping Li, "Source-channel secrecy for Shannon cipher system," IEEE Trans. Inf. Theory, vol. 63, no. 4, pp. 2596-2622, Apr. 2017. [link] [arxiv] [slides]
    9. Lei Yu, Houqiang Li, and Weiping Li, "Comments on 'Approximate characterizations for the Gaussian source broadcast distortion region'," IEEE Trans. Inf. Theory, vol. 62, no. 10, pp. 5966-5969, Oct. 2016. [link] [arxiv] [pdf]
    10. Lei Yu, Houqiang Li, and Weiping Li, "Wireless cooperative video coding using a hybrid digital-analog scheme," IEEE Trans. Circuits Syst. Video Technol., vol. 25, no. 3, pp. 436-450, Mar. 2015. [link] [pdf]
    11. Lei Yu, Houqiang Li, and Weiping Li, "Wireless scalable video coding using a hybrid digital-analog scheme," IEEE Trans. Circuits Syst. Video Technol., vol. 24, no. 2, pp. 331-345, Feb. 2014. [link] [pdf] [matlab-code]
  • Conference Papers

    1. Lei Yu and Vincent Y. F. Tan, "Rényi resolvability and its applications to the wiretap channel," Proceedings of the 10th International Conference on Information Theoretic Security (ICITS), 2017, Hong Kong. [arxiv]
    2. Lei Yu, Houqiang Li, and Chang Wen Chen, "Distortion bounds for transmitting correlated sources with common part over MAC," 54th Allerton Conference, Monticello, IL, USA, Sep. 2016. [arxiv]
    3. Lei Yu, Houqiang Li, and Weiping Li, "Source-channel secrecy for Shannon cipher system," 54th Allerton Conference, Monticello, IL, USA, Sep. 2016. [arxiv]
    4. Lei Yu, Houqiang Li, and Weiping Li, "Distortion bounds for source broadcast over degraded channel," IEEE Int. Symp. Inf. Theory (ISIT), Barcelona, Spain, Jul. 2016. [pdf]
    5. Jian Shen, Lei Yu, and Houqiang Li, "Hybrid digital-analog scheme for video transmission over fading channel," IEEE Int. Symp. Circuits Syst. (ISCAS), Montreal, Canada, May 2016.
    6. Lei Yu, H. Li, W. Li, Z. Xiong, and A. Host-Madsen, "On the energy-delay tradeoff in lossy network communications," IEEE Inf. Theory Workshop (ITW), Jeju Island, Korea, Oct. 2015. [matlab-code]
    7. Lei Yu, Houqiang Li, and Weiping Li, "Hybrid digital-analog scheme for video transmission over wireless," IEEE Int. Symp. Circuits Syst. (ISCAS), pp. 1163-1166, Beijing, P. R. China, May 2013.
  • Work Report: 
    1. Lei Yu, Some Problems in Information-Theoretic Security, May 2017. [pdf]

Honors and Awards

  • CAS President Award, Chinese Academy of Sciences, 2015
  • China National Scholarship, 2014
  • International Exchange Program for Outstanding Students, Univ. of Sci. & Tech. of China, 2014
  • USTC Scholarship, Univ. of Sci. & Tech. of China, 2006-2010
  • National High School Math League, Second Prize, China, 2005

Professional Activities

  • Reviewer, IEEE Transactions on Information Theory; IEEE Transactions on Communications; IEEE Transactions on Wireless Communications

Talks and Presentations

  • “Joint source-channel coding,” McMaster University, Hamilton, ON, Canada, Dec. 1, 2016 
  • “Distortion bounds for transmitting correlated sources with common part over MAC,” 54th Allerton Conference, Monticello, IL, USA, Sep. 2016.   
  • “Source-channel secrecy for Shannon cipher system,” 54th Allerton Conference, Monticello, IL, USA, Sep. 2016.
  • “Distortion bounds for source broadcast over degraded channel,” IEEE Int. Symp. Inf. Theory (ISIT), Barcelona, Spain, Jul. 2016.
  • “On the energy-delay tradeoff in lossy network communications,” IEEE Inf. Theory Workshop (ITW), Jeju, Korea, Oct. 2015.
  •  “Hybrid digital-analog scheme for video transmission over wireless,” IEEE Int. Symp. Circuits Syst. (ISCAS), pp. 1163-1166, Beijing, P. R. China, May 2013.