Contact Information

• Name: Chun Sang, Teo
• Office: 41-105
• Phone: 617-452-2399
• Cell: 617-TOO-POOR ;-)
• Email:

Education

• Sep 2005 - Present: MIT, Cambridge, MA, USA, Sc.D. candidate in Aeronautics & Astronautics
• Jul 2000 - Dec 2002: National University of Singapore, Singapore, M.Sc. in Electrical Engineering (part-time)
• Jul 1996 - Jun 1999: Nanyang Technological University, Singapore, B.Eng. in Electrical & Electronics Engineering

Research Interests

• Anti-windup for Nonlinear Systems
• Nonlinear Control
• Adaptive Control
• Trajectory Planning

Publications - in Journals

1. J. Teo, J. P. How, E. Lavretsky, '' Proportional-Integral Controllers for Minimum-Phase Nonaffine-in-control Systems,'' IEEE Transactions on Automatic Control, accepted as technical note.
2. Y. Kuwata, J. Teo, G. Fiore, S. Karaman, E. Frazzoli, J. P. How, '' Real-Time Motion Planning With Applications to Autonomous Urban Driving,'' IEEE Transactions on Control Systems Technology, vol. 17, no. 5, pp. 1105 - 1118, Sep. 2009.
3. J. Leonard, J. How, S. Teller, M. Berger, S. Campbell, G. Fiore, L. Fletcher, E. Frazzoli, A. Huang, S. Karaman, O. Koch, Y. Kuwata, D. Moore, E. Olson, S. Peters, J. Teo, R. Truax, M. Walter, D. Barrett, A. Epstein, K. Maheloni, K. Moyer, T. Jones, R. Buckley, M. Antone, R. Galejs, S. Krishnamurthy, J. Williams, '' A Perception-Driven Autonomous Urban Vehicle,'' Journal of Field Robotics, vol. 25, no. 10, pp. 727 - 774, Oct. 2008.

Publications - in Conference Proceedings

1. J. Teo, J. P. How, '' Analysis of Gradient Projection Anti-windup Scheme,'' Proceedings of the American Control Conference, Baltimore, MD, Jun./Jul. 2010, submitted.
2. J. Teo, J. P. How, '' Geometric Properties of Gradient Projection Anti-windup Compensated Systems,'' Proceedings of the American Control Conference, Baltimore, MD, Jun./Jul. 2010, submitted.
3. J. Teo, J. P. How, '' Anti-windup Compensation for Nonlinear Systems via Gradient Projection: Application to Adaptive Control,'' Proceedings of the 48th IEEE Conference on Decision and Control, Shanghai, China, Dec. 2009, to appear.
4. J. Teo, J. P. How, E. Lavretsky, '' On Approximate Dynamic Inversion and Proportional-Integral Control,'' Proceedings of the American Control Conference, St. Louis, MO, Jun. 2009, pp. 1592 - 1597. (corrected)
5. J. Teo, J. P. How, '' Equivalence between Approximate Dynamic Inversion and Proportional-Integral Control,'' Proceedings of the 47th IEEE Conference on Decision and Control, Cancun, Mexico, Dec. 2008, pp. 2179 - 2183.
6. Y. Kuwata, G. A. Fiore, J. Teo, E. Frazzoli, J. P. How, '' Motion Planning for Urban Driving using RRT,'' Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, Nice, France, Sep. 2008, pp. 1681 - 1686.
7. Y. Kuwata, J. Teo, S. Karaman, G. Fiore, E. Frazzoli, J. P. How, '' Motion Planning in Complex Environments using Closed-loop Prediction,'' Proceedings of the AIAA Guidance, Navigation, and Control Conference and Exhibit, Honolulu, HI, Aug. 2008, AIAA-2008-7166.
8. J. P. How, J. Teo, B. Michini, '' Adaptive Flight Control Experiments using RAVEN,'' Proceedings of the 14th Yale Workshop on Adaptive and Learning Systems, New Haven, CT, Jun. 2008, pp. 205 - 210.

Publications - Technical Reports

1. J. Teo, J. P. How, '' On Approximate Dynamic Inversion,'' Massachusetts Institute of Technology, Cambridge, MA, Tech. Rep. ACL09-01, May 2009, Aerospace Controls Laboratory. [Online]. Available: http://hdl.handle.net/1721.1/45514
2. J. Teo, J. P. How, '' Equivalence between Approximate Dynamic Inversion and Proportional-Integral Control,'' Massachusetts Institute of Technology, Cambridge, MA, Tech. Rep. ACL08-01, Sep. 2008, Aerospace Controls Laboratory. [Online]. Available: http://hdl.handle.net/1721.1/42839

Matlab scripts

• add_arrowhead.m: A Matlab script to add arrowheads to your plots. For example, if you want to put arrowheads on a plot like this. The red, blue and black arrowheads are added by this script.

Free e-books

• Adaptive Control: Stability, Convergence and Robustness by Shankar Sastry and Marc Bodson
• A Heat Transfer Textbook by John H. Lienhard IV and John H. Lienhard V
• Algorithmic Game Theory by Noam Nisan, Tim Roughgarden, Eva Tardos and Vijay V. Vazirani
• An Invitation to General Algebra and Universal Constructions by George M. Bergman
• Chebyshev and Fourier Spectral Methods by John P. Boyd
• Convex Optimization by Stephen Boyd and Lieven Vandenberghe
• Convex Optimization and Euclidean Distance Geometry by Jon Dattorro
• Feedback Control Theory by John Doyle, Bruce Francis and Allen Tannenbaum
• Handbook of Mathematical Functions by Milton Abramowitz and Irene A. Stegun
• Linear Algebra by Jim Hefferon
• Linear Controller Design: Limits of Performance by Stephen Boyd and Craig Barratt
• Linear Matrix Inequalities in System and Control Theory by Stephen Boyd, Laurent El Ghaoui, Eric Feron and Venkataramanan Balakrishnan
• Linear Optimal Control Systems by Huibert Kwakernaak and Raphael Sivan
• Mathematical Control Theory by Eduardo D. Sontag
• Matrix Analysis and Applied Linear Algebra by Carl D. Meyer
• Parallel and Distributed Computation by Dimitri P. Bertsekas and John N. Tsitsiklis
• Planning Algorithms by Steven M. LaValle
• Robot Motion Planning and Control by Jean-Paul Laumond (Ed.)
• Robust Adaptive Control by Petros A. Ioannou and Jing Sun
• Stochastic Optimal Control: The Discrete-Time Case by Dimitri P. Bertsekas and Steven E. Shreve

Good Notes

• Functional Analysis by Ivan F. Wilde
• Various subjects by Ivan F. Wilde
• Linear Functional Analysis by William Chen
• Various subjects by William Chen
• Functional Analysis by Tom Ward

Other links

• Singapore: Where I come from.
• DSO National Laboratories: My employer and sponsor, Jul 1999 - Present.
• Republic of Singapore Air Force (RSAF): All Singapore male citizens need to serve some time in the military. I was a pilot trainee with the RSAF from Jul 1994 - Nov 1995, where I clocked (only) 30 hours on the SIAI Marchetti SF260 and 30 hours on the SIAI Marchetti S211.
• Photos : Mainly of my daughters Sonya and Clara. This blog is maintained by my wife, Linee.
• Mathworld : An extremely useful resource.
• Isaac Newton: Whom I believe is the single most influential person in shaping human thoughts in the history of mankind, quite contrary to popular belief. "Nature and Nature's laws lay hid in night; God said, Let Newton be! and all was light" - from above link.
• The Matrix Cookbook: Very useful reference.
• Google Books : What I think is one of the best things that came out of the internet.