Lihua Xie:   Research

School of Electrical and Electrical Engineering Nanyang Technological University


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If you are interested in the following listed research topics and would like to join us as research staff or student, please write to me directly.

 

Current Research Areas and Interests

(a)    Networked Control

·         Quantized feedback

·         Minimum data rate for stabilization

(b)    Multi-agent Systems and Distributed Optimization

·         Cooperative control of multi-agent systems

·         Data rate and network topology for distributed consensus

·         Distributed sensor fusion algorithms

·         Formation control

·         Distributed optimization

(c) Cooperative Localization in GPS Denied Environment

·         Cooperative localization algorithms

·         UWB based cooperative localization

·         Integrative cooperative localization and control

·         Fast SLAM

·         UAVs and ground robotics for logistics and structure inspection

(d)  Indoor Position and Human Activity Recognition

·         WiFi based indoor positioning system

·         CSI based human activity recognition system

·         Machine learning

(e)   Compressive Sensing

·         Compressive sensing algorithms and performance analysis

·         Sensor array for DOA estimation

Awards and Honors:

 

o  Best Paper Award at 2017 IEEE International Conference on Unmanned Systems (IEEE ICUS 2017), Beijing, Oct. 2017 for the paper “Infrastructure-free cooperative relative localization for mobile unmanned aerial vehicles in GPS-denied environments” (co-authored with K. Guo).

o  Best Paper Award at the 18th International Conference on Advanced Robotics (ICAR 2017), Hong Kong, July 2017 for the paper “Non-Iterative SLAM” (co-authored with C. Wang and J. Yuan).

o  My URECA student Hoang Minh Chung won the Overall Winner Award of NTU URECA Poster Competition, March 2017.

o  Highly Cited Researcher by Clarivate Analytics (https://clarivate.com/hcr/researchers-list) in 2017.

o  Highly Cited Researcher by Academic Ranking of World Universities (http://www.shanghairanking.com/) and Thomson Reuters in 2016.

o  Highly Cited Researcher by Academic Ranking of World Universities (http://www.shanghairanking.com/) and Thomson Reuters in 2015.

o  Highly Cited Researcher by Academic Ranking of World Universities (http://www.shanghairanking.com/) and Thomson Reuters, 2014.

o  Elected to Fellow of the Chinese Automation Association, 2016.

o  Microsoft Indoor Localization Competition Award, 3rd Place (Infrastructure-free Approaches): WiFi-based Indoor Localization System by Using Weighted Path Loss and Extreme Learning Machine, The 13th ACM/IEEE Int. Conf. on Information Processing in Sensor Networks (IPSN), Berlin, April 2014.

o   Elected to be an IEEE Distinguished Lecturer in May 2012.

o   Prestigious IBM Faculty Award, June 2011.

o   Elected to Prestigious Fellow of IFAC for contribution to robust control and estimation theory with their application to communications in May 2011.

o   Guan Zhao Zhi Award at the 29th Chinese Control Conference for the paper “Mean Square Stabilizability of Linear Systems with Limited Feedback Data Rates and Markovian Packet Losses,” (co-authored with K. You), July 2010.

o   Best Paper Award for the paper “Distributed consensus of multi-agent systems with finite-level quantization” (co-authored with T. Li, M. Fu and J. Zhang) at the 7th Asia Control Conference,  Hong Kong, August 26-28, 2009.

o   Best Student Paper Award for the paper “Optimal Filtering for Continuous-time Linear Systems with Time-varying Delay” (by W. Wang, H. Zhang and L. Xie) at the 6th Int. Conf. on Information, Communications, and Signal Processing, December 10-13, 2007, Singapore.

o   Elected to Fellow of IEEE in Jan. 2007.

o   Best Theoretical Paper Award for the paper “Robust Kalman filtering for discrete-time systems with measurement delay” (co-authored with X. Lu, H. Zhang and W. Wang) at the 6PthP World Congress of Intelligent Control and Automation, China, June 21-23, 2006.

o   Changjiang Scholar award, Ministry of Education, P.R. China, 2006.

o   Elected to Fellow of Institution of Engineers, Singapore in 2005.

o   Occupational Health Best Practices Award (Excellence and Innovation), Ministry of Manpower, Republic of Singapore, for the project “Intelligent Monitoring and Control System for Hazardous Chemical Waste Treatment,” Oct. 2004.

o   Science and Technology Award, second prize, by Ministry of Mechanical Industries, P.R. China,

Funded Research Projects

·         Scalable Multi-Robot Sensor Fusion, Localization, Navigation and Control, Joint WASP/NTU Research Grant, $270,000, Co-PI (allocated amount of $135,000), 1 March 2018 - 28 Feb. 2021.

·         Development of Dynamic Reconfigurable Material Handling System, NRF-Delta, $1,794,100, PI, 1 July 2016 - 30 June 2021.

·         Obstacle detection and avoidance in GPSless Environment, PI, $145,000, NRF STE-NTU Corporate Lab, July 2016 to June 2018.

·         NTU-Delta Corporate Lab for Cyber-Physical Systems, NRF-Delta Electronics-NTU, 1 July 2016-30 June 2021, $45,000,000, Director.

Current Research Staff Members

·         Dr. Qiu Zhirong, distributed optimization

·         Dr. Li Xiuxian, distributed optimization

·         Dr. Long Yushen, model predictive control with application in energy efficient buildings

·         Dr. Ran Maopeng, motion control and path/trajectory planning

·         Dr. Chen Chun-Lin, sensing and perception for robotic systems

·         Dr. Li Maoxun, robot platform design and control

·         Mr. Cao Muqing, control design for UAVs

·         Mr. Ji Tete, vision based SLAM

·         Mr. Wang Han, Lidar based SLAM

·         Mr. Hoang Minh Chung, fast SLAM and structure inspection with UAVs

·         Mr. Yuan Shenghai, sensor fusion for UAVs

Postgraduate Students

Graduated Ph.D. Students

  1. Xie Shoulie, 1997-1999, Ph.D. (Research Scientist, I2R, A*Star, Singapore

Thesis title: Robust and nonlinear control of interconnected systems.

  1. Du Chunling, 1997-1999, Ph.D. (Research Scientist, Advanced Remanufacturing Center, A*Star, Singapore)

Thesis title: H-infinity filtering and control of two-dimensional systems.

  1. Li Luowen, 1997-1999, Ph.D. (Senior Engineer, ST Engineering)

Thesis title: Optimal model reduction and reduced order filtering.

  1. Zhou Huan, 2000 - 2003, Ph.D. (Research Scientist, I2R, A*Star, Singapore)

Thesis title: H2 and H-infinity optimal design of multirate filter bank systems.

  1. Lu Lilei, 2000- 2004, Ph.D.

Thesis title: Issues in Robust and Networked Control Systems.

  1. Zhang Sen, 2002-2005, Ph.D. (Associate Professor, Beijing University of Science and Technology)

Thesis title: Simultaneous Localization and Map Building for Outdoor Mobile Robot Navigation.

  1. Xu Jun, 2003- 2006, Ph.D. (Lead Consultant Specialist, Applied Innovation, HSBC)

Thesis title: Control and Estimation of Piecewise Affine Systems.

  1. Cao Chengtao, 2003- 2007, PhD

Thesis title: A Polynomial Approach to Robust Estimation with Applications in DS-CDMA Systems.

  1. Lin Jun, 2002- 2007, Ph.D.

Thesis title: Robust Deconvolution and Control of Uncertain and Time Delay Systems with Applications.

  1. Teoh Jul Nee, 2003-2007, Ph.D. 

Thesis title: High precision servo control in disk drives.

  1. Lin Jianyong, 2005-2010, Ph.D.

Thesis title: Energy Efficient Sensor Scheduling and Filtering Algorithms for Target Tracking in Wireless Sensor Networks

  1. You Keyou., 2007-2011, Ph.D. (Associate Professor, Young Thousand Talent, Outstanding Youth, 青千,优青, Tsinghua University)

Thesis title: Control and Estimation with Limited Data Rate and Packet Loss)

  1. Xiao Nan, 2007-2011, Ph.D.  (Alibaba, Singapore)

Thesis title: Filtering and Control of Networked Systems over Unreliable Channels

  1. Liu Shuai, 2007-2011, Ph.D. (Professor, Young Thousand Talent, 青千, Shandong University)

Thesis title: Control of Single and Multiple Agent Systems with Input and Communication Delays

  1. Hu Jinwei, 2008-2012, Ph.D. (Associate Professor, Northwestern Polytechnic University)

Thesis Title: Information Fusion and Cooperative Control for Target Search and Localization in Multi-Agent Sensor Networks

  1. Gao Tingting, 2008-2012, Ph.D.

Thesis Title: Integrated Plant/Controller Design and Implementation for High Track Density HDD Servo Systems

  1. Meng Wei, 2009-2013, Ph.D. (Professor, 青年珠江学者,Guangdong University of Technology)

Thesis Title: Distributed Source Localization in Wireless Sensor Networks

  1. Yang Zai, 2009-2013, Ph.D. (Professor, Nanjing University of Science and Technology)

Thesis Title: Analysis, Algorithms and Applications of Compressed Sensing

  1. Yu Chengpu, 2009-2013, Ph.D. (Professor, Young Thousand Talent, 青千, Beijing Institute of Technology)

Thesis Title: Blind System Identification with Application to Medical Imaging

  1. Wang Xuehe, Aug. 2011-2015, Ph.D. (Research Fellow, Singapore University of Design and Technology)

Thesis Title: Existence, Convergence and Efficiency Analysis of Nash Equilibrium and Its Applications

  1.  Zou Han, 2012 - 2016, Ph.D. (Postdoctoral Fellow, University of California, Berkeley)

Thesis Title: Robust and Accurate Localization Algorithms for Indoor Positioning and Navigation

  1.  Long Yushen, 2012- 2016, Ph.D. (Research Fellow, NTU)

Thesis Title: Distributed and Cooperative Control with Applications to Building HVAC Systems

  1.  Qiu Zhirong, 2013-2017, Ph.D. (Research Fellow, NTU)

Thesis Title: Distributed Multi-agent Consensus under Constraints

  1.  Xu Liang, 2013-2017, Ph.D. (Research Fellow, NTU)

Thesis Title: Control over Networks with Fading Communication Channels

  1.  Niu Junpeng, Jan 2014 -Jan. 2018, submitted

Thesis Title: Hybrid System Analysis and Design for Scale-out Storage Environments

26.  Sampath Kumar Padmanabhan, 2014-Aug. 2018, submitted

Thesis title: Conditioning Monitoring of Brushless Synchronous Generators Using Wireless Sensors

27.  Guo Kexin, Aug. 2014-Aug. 2018, submitted

Thesis title: Ultra-wideband-based Navigation for Unmanned Aerial Vehicles

28.  Wang Chen, Aug. 2014-Aug. 2018,  submitted

Thesis Title: Kernel Learning for Visual Perception

 

On-going Ph.D. students:

 

1.      Li Juncheng, August 2017 –

Integrated Trajectory Planning and Control for Mobile Robots

2.      Ji Tete, Jan. 2017-  (Part-Time)

Visual-Inertial Navigation for MAV

3.      Wang Han, Jan. 2017-  (Part-Time)

 Fast and Responsive Automatic Collison Avoidance for MAV

4.      Fang Xu, Jan. 2017 -

Trajectory and Path Planning for UAV Swarming

5.      Cao Kun, Aug. 2016 -

Cooperative Control and Multi-Robot Systems

6.      Yang Jianfei, Aug. 2016 -

 Algorithms and Performance Limitation of Indoor Positioning Systems

7.      Abdul Hanif Bin Zaini, Aug. 2015 –

Collective Motion Strategies for UAV Swarming

8.      Nguyen Pham Nhat Thien Minh, Aug. 2015-

Cooperative Localization of Multiple UAVs Under  GPS-Denied Environments

9.      Wu Xuepei, Jan. 2012-, Ph.D., on-going

 Networked control in industrial automation

10.  Cao Muqing, Aug. 2018 – (Part-Time)

Control of Unmanned Systems

11.  Wang Dazhuo, Aug. 2018 –

 

MEng. Students

  1. Su Weizhou, 1995 - 1996, MEng., Robust control of cascaded uncertain nonlinear systems, Professor, South China University of Technology
  2. Xie Shoulie, 1995 - 1996, MEng, Dissipative control of uncertain dynamical systems, Research Scientist, Institute of Info-Comm Research.
  3. Chen Chang, 1995 - 1996, MEng, Robust and optimal control of helicopter systems, Defense Science Organization, Singapore.
  4. Yang Xiao Hua, 1997 - 1999, MEng, Multi-channel active noise control
  5. Tian Hui, 1997 - 1998, M.E. Nonlinear composite control of hard disk drive
  6. Bayu Jayawardhana, 2001-2002, MEng, Active Noise Control, Professor, University of Groningen, Netherland. 
  7. Toh Yue Khing, 2007-2009, MEng, Development of A Wireless Sensor Network Target Tracking System, Institute of Info-Comm Research.
  8. Saba Salehi, 2007-2009, MEng, Networked Control for Pressure Loop of HVAC System, National University of Singapore.
  9. Yu Zhong, 2007-2010, MEng, Cooperative Control of Multi-robot Systems.
  10. Ni Wei, 2007-2010, MEng, Process Control, Institute of Info-Comm Research.
  11. Eric Toh, 2010-present MEng, Development of a multi-agent cooperation system.

12.  Lu Xiaoxuan, Aug. 2013-July 2015, MEng, Development of Localization Algorithms for a WiFI Based Indoor Positioning System with Machine Learning Techniques.

13.  Wei Dong, Aug. 2014-, MEng, Formation flight control of Multiple UAV

14.  Zhang Songyuan, Aug. 2014-, MEng, Vision based Navigation and Control of Unmanned Aerial Vehicles.

 

MSc. Students

  1. Tay Huck Sun, 1995 - 1996, MSc, Precision headload control of high capacity disk drive.
  2. Tham Poi Kwan, 1995 - 1997, MSc, Head positioning control of hard disk drive
  3. Gao Wei, 1996 - 1998, MSc, H-infinity iterative control of ball and plate systems
  4. Zaw Naing Oo, 1995 - 1999, MSc, Robust control of simplified helicopter model
  5. Zheng Hong, 1998-2000, MSc, Active Noise Control
  6. Huang Fu Zhong, Master of Science, 1997-2000, Identification and control of a distillation column
  7. Gao Ronghua, 2002-2003, MSc, Robust estimation with applications in signal dectection
  8. Li Hui, 2002-2003, MSc, System identification and active vibration control of a hexpod
  9. Sai Sai, 2002-2003, MSc, Active vibration control
  10. Zhang Ling, 2002-2003, Energy optimization of air distribution and chilled water systems
  11. Low Cher Wee, 2002-2003, Active noise control for air handling unit
  12. Myo Thant Aung, Master of Science, 2002-2003, Modeling and control of a Stewart platform
  13. Tan Toa You, Master of Science, 2003-2004, Multirate digital notch filter and resonance screening for hard disk drive
  14. Maung Aung Khant, Master of Science, 2004, Control of Stewart platform – An adaptive filtering approach
  15. Du Zhe, MSc., 2005-2006, Control of Stewart Platform
  16. Leng Mei, MSc., 2006-2007, Multi-hop Routing in Wireless Sensor Networks
  17. Huang Kang, MSc., 2006-2007, Development of A Body Sensor Network System
  18. Liu Jiandong, MSc., 2007, Quantized Filtering with Application in Wireless Sensor Network Based Target Tracking System
  19. Tian Wei, Msc., 2009-2010, Development of A Multi-Robot Cooperative Tracking System.