Takashi Tanaka, Ph.D.

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1 Takashi Tanaka, Ph.D. Assistant Professor Address: 210 East 24th Street, Austin, TX 78712, Tel: Department of Aerospace Engineering and Engineering Mechanics Institute for Computational Engineering and Sciences University of Texas at Austin EDUCATION University of Illinois at Urbana-Champaign December 2012 Ph.D. in Aerospace Engineering (Advisor: Prof. Cédric Langbort, Thesis committee: Prof. Cédric Langbort, Prof. Petros Voulgaris, Prof. Geir E. Dullerud, and Prof. Anders Rantzer) University of Illinois at Urbana-Champaign May 2009 M.S. in Aerospace Engineering (Advisor: Prof. Cédric Langbort) University of Tokyo March 2006 B.S. in Aerospace Engineering, (Advisor: Prof. Shin-ichi Nakasuka) RESEARCH EXPERIENCE University of Texas at Austin, Austin, TX, USA Assistant Professor at Department of Aerospace Engineering and Engineering mechanics Present KTH Royal Institute of Technology, Stockholm, Sweden Postdoctoral researcher with Prof. Karl Henrik Johansson and Prof. Mikael Skoglund. Information-constrained optimal control. Massachusetts Institute of Technology, Cambridge, MA, USA Postdoctoral associate with Prof. Pablo A. Parrilo. Distributed control under hierarchical information structure. Information-constrained real-time estimation and control. University of Illinois at Urbana-Champaign, Urbana, IL, USA Graduate research assistant with Prof. Cédric Langbort. Distributed control of positive systems. Mechanism design for real-time pricing. Unified approach to robust control. University of New South Wales at the ADFA, Canberra, Australia April May 2011 Visiting research fellow with Prof. Valery A. Ugrinovskii. Control of stochastic positive systems. Xerox Corporation, Webster, NY, USA May August 2011, May August 2012 Summer Internship with Dr. Lalit K. Mestha and Dr. Alvaro E. Gil. Blind source separation and its applications to remote health monitoring. TEACHING EXPERIENCE Division of Systems Engineering, Boston University Spring 2014 Lecturer: SE/EC/ME 724 Advanced Optimization Theory and Methods. RESEARCH INTERESTS System and control theory (Robust & optimal control, distributed control, positive system theory) Optimization theory (Convex & nonconvex optimization, semidefinite programming) Game theory (Multiagent systems, mechanism design) Information theory (Zero-delay source coding and its applications to control)

2 HONORS AND AWARDS 1. Japan Society for the Promotion of Science (JSPS) Postdoctoral Fellow for Research Abroad University of Illinois at Urbana-Champaign Department of Aerospace Engineering Kenneth Lee Herrick Memorial Award IEEE Conference on Decision and Control Best Student-Paper Award nd IFAC Workshop on Distributed Estimation and Control in Networked Systems Best Student-Paper Finalist Long-Term Study Abroad Support Program of the Japanese Ministry of Education, Culture, Sports, Science, and Technology (Fellowship) PUBLICATIONS Journal Papers 1. T. Tanaka, M. Skoglund, H. Sandberg and K. H. Johansson, Directed Information as Privacy Measure in Cloud-based Control (Under review, Available at 2. T. Tanaka, H. Sandberg and M. Skoglund, Finite State Markov Decision Problems with Transfer Entropy Constraints (Under review). 3. T. Tanaka, P. Mohajerin Esfahani and S.K. Mitter, LQG Control with Minimum Directed Information: Semidefinite Programming Approach Submitted to IEEE Transactions on Automatic Control. (Available at 4. T. Tanaka, K.-K. Kim, P.A. Parrilo and S.K. Mitter, Semidefinite Programming Approach to Gaussian Sequential Rate-Distortion Trade-offs Accepted to IEEE Transactions on Automatic Control. (Available at 5. T. Tanaka, F. Farokhi and C. Langbort, Faithful Implementations of Distributed Algorithms and Control Laws Accepted to IEEE Transactions on Control of Network Systems. (Available at 6. T. Tanaka, C. Langbort and V. Ugrinovskii, DC-Dominant Property of Cone-Preserving Transfer Functions Systems & Control Letters, Volume 62, Issue 8, August 2013, Pages T. Tanaka, C. Langbort, L.K. Mestha and A.E. Gil, Blind Source Separation by Nuclear Norm Minimization and Local Recoverability Analysis IEEE Signal Processing Letters, Volume 20, Issue 8, August 2013, Pages T. Tanaka and C. Langbort, Symmetric Formulation of the S-Procedure, Kalman-Yakubovich-Popov Lemma and Their Exact Losslessness Conditions IEEE Transactions on Automatic Control, v.58, no.6, September 2013, Pages T. Tanaka and C. Langbort, The Bounded Real Lemma for Internally Positive Systems and H-infinity Structured Static State Feedback IEEE Transactions on Automatic Control Volume 56, Issue 9, Sept. 2011, Pages T. Tanaka and C. Langbort, On Limitations in H Suboptimal Decentralized Control Derived from the Generalized Structured Singular Value Systems & Control Letters Volume 60, Issue 5, May 2011, Pages Conference Papers 11. T. Tanaka V. Ugrinovskii and M. Skoglund, Optimal Sensor Design and Zero-Delay Source Coding for Continuous-Time Vector Gauss-Markov Processes The 56th IEEE Conference on Decision and Control, J. Milosevic, T. Tanaka, H. Sandberg and K. H. Johansson Analysis and Mitigation of Bias Injection Attacks Against Kalman Filter The 20th IFAC World Congress, A. Leong, D. Quevedo, T. Tanaka, S. Dey and A. Ahlen Event-Based Transmission Scheduling and LQG Control Over a Packet Dropping Link The 20th IFAC World Congress, T. Tanaka, M. Skoglund, H. Sandberg and K. H. Johansson Directed Information and Privacy Loss in Cloud-based Control The 2017 American Control Conference, T. Tanaka, K. H. Johansson and M. Skoglund, Optimal Block Length for Data-Rate Minimization in Networked LQG Control The 6th IFAC Workshop on Distributed Estimation and Control in Networked Systems, 2016.

3 16. T. Tanaka and V. Gupta, Incentivizing Truth-Telling in MPC-based Load Frequency Control The 55th IEEE Conference on Decision and Control, T. Tanaka, P. Mohajerin Esfahani and S.K. Mitter, LQG Control with Minimum Directed Information The 55th IEEE Conference on Decision and Control, T. Tanaka, K. H. Johansson and M. Skoglund, Optimal Block Length for Data-Rate Minimization in Networked LQG Control The 6th IFAC Workshop on Distributed Estimation and Control in Networked Systems, T. Tanaka, K. H. Johansson, T. Oechtering, H. Sandberg and M. Skoglund Rate of Prefix-free Codes in LQG Control Systems The 2016 IEEE International Symposium on Information Theory 20. M. Hosseini, T. Tanaka and V. Gupta, Designing Optimal Watermark Signal for a Stealthy Attacker The 2016 European Control Conference, T. Tanaka, Zero-Delay Rate-Distortion Optimization for Partially Observable Gauss-Markov Processes The 54th IEEE Conference on Decision and Control, T. Tanaka and H. Sandberg, SDP-based Joint Sensor and Controller Design for Information-regularized Optimal LQG Control The 54th IEEE Conference on Decision and Control, T. Tanaka, Semidefinite Representation of Sequential Rate-Distortion Function for Stationary Gauss- Markov Processes The IEEE Multi-Conference on Systems and Control, B. Shafai, A. Oghbaee and T. Tanaka, Positive Stabilization with Maximum Stability Radius for Linear Time-Delay Systems The 53rd IEEE Conference on Decision and Control, T. Tanaka and P.A. Parrilo, Optimal Output Feedback Architecture for Triangular LQG Problems The 2014 American Control Conference. 26. T. Tanaka, F. Farokhi and C. Langbort, A Faithful Distributed Implementation of Dual Decomposition and Average Consensus Algorithms The 52nd IEEE Conference on Decision and Control, T. Tanaka, A. Cheng and C. Langbort, A Dynamic Pivot Mechanism with Application to Real Time Pricing in Power Systems The 2012 American Control Conference. 28. T.Tanaka and C. Langbort, Symmetric Formulation of the Kalman-Yakubovich-Popov Lemma and Exact Losslessness Condition The 50th IEEE Conference on Decision and Control, [Best Student Paper] 29. T. Tanaka and C. Langbort, Integral Quadratic Constraints for Nonnegative Uncertainties The 18th IFAC World Congress, T. Tanaka and C. Langbort, Linear Quadratic Optimal Controller Design for Effective Price Mechanisms Using Limited Market Information The 2nd IFAC Workshop on Distributed Estimation and Control in Networked Systems, [Best Student Paper Finalist] 31. T. Tanaka and C. Langbort, KYP Lemma for Internally Positive Systems and a Tractable Class of Distributed H-Infinity Control Problems The 2010 American Control Conference, T. Tanaka and C. Langbort, On the Use of the Generalized Structured Singular Value for Decentralized Control Problems The 48th IEEE Conference on Decision and Control, T. Tanaka and C. Langbort, Communication Complexity in the Distributed Design of Linear Quadratic Optimal Controllers The 47th IEEE Conference on Decision and Control, N. Sako, Y. Hatsutori, T. Tanaka, T. Inamori, S. Nakasuka, Nano-Satellite Attitude Stabilization Method using Star Images The 17th IFAC Symposium on Automatic Control in Aerospace, N. Sako, Y. Hatsutori, T. Tanaka, T. Inamori, S. Nakasuka, Nano-JASMIE: A Small Infrared Astrometry Satellite The 21st AAIA/USU Annual Conference on Small Satellites, Thesis 36. T. Tanaka, Symmetric Formulation of the Kalman-Yakubovich-Popov Lemma and Its Application to Distributed Control of Positive Systems Ph.D. Thesis, University of Illinois at Urbana-Champaign, 2012 SEMINAR TALKS (AFTER 2013) 1. Finite State Markov Decision Problems with Transfer Entropy Constraints. Tokyo Institute of Technology, June 14, Finite State Markov Decision Problems with Transfer Entropy Constraints. University of Hertfordshire, April 5, LQG Control with Minimum Directed Information: Semidefinite Programming Approach. ETH Zurich, August 19, 2016

4 4. LQG Control with Minimum Directed Information: Semidefinite Programming Approach. University of Paderborn, August 4, Rate of Prefix-free Codes in LQG Control Systems. Lund University, March 17, Optimal Control with Minimal Information. Tufts University, October 1, LQG Control with Minimal Information: A semidefinite programming approach. University of New South Wales, September 16, LQG Control with Minimal Information: A semidefinite programming approach. California Institute of Technology, September 3, LQG Control with Minimal Information: A semidefinite programming approach. University of Southern California, September 2, LQG Control with Minimal Information: A Semidefinite Programming Approach. University of California at Santa Barbara, September 1, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. University of Notre Dame, June 26, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. Boston University, June 15, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. University of Tennessee, Knoxville, April 23, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. Kyoto University, April 14, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. Tokyo Institute of Technology, April 10, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. NTT Communication Science Laboratories, April 9, Minimal Information for Real-time Estimation and Control: A Semidefinite Programming Approach. University of Tokyo, April 7, Minimal Information for Real-time Decision Making: A Semidefinite Programming Approach. University of Oxford, March 24, Minimal Information for Real-time Decision Making: A Semidefinite Programming Approach. University of Cambridge, March 10, Semidefinite Programming Approach to Gaussian Sequential Rate-Distortion Trade-offs. California Institute of Technology, December 12, Semidefinite Programming Approach to Gaussian Sequential Rate-Distortion Trade-offs. University of California at Los Angeles, December 11, A New Approach to Sequential Rate-Distortion Problems and Applications. Lund University, October 2, Faithful Implementations of Distributed Algorithms and Control Laws. Lund University, December 6, Faithful Implementations of Distributed Algorithms and Control Laws. KTH Royal Institute of Technology, December 4, Faithful Implementations of Distributed Algorithms and Control Laws. Delft University of Technology, December 3, A Faithful Distributed Implementation of Dual Decomposition Algorithms. Waseda University, March CONFERENCE PRESENTATIONS (AFTER 2013) 1. Directed Information and Privacy Loss in Cloud-based Control. (Talk) The 2012 American Control Conference, May 24, LQG Control with Minimum Directed Information. (Talk) The 55th IEEE Conference on Decision and Control, December 14, Incentivizing Truth-Telling in MPC-based Load Frequency Control. (Talk) The 55th IEEE Conference on Decision and Control, December 12, Incentivizing Truth-Telling in MPC-based Load Frequency Control. (Talk) COOPS (Cooperative Control for Energy Management Systems) workshop, Politecnico di Torino, November 15, 2016

5 5. LQG Control with Minimum Directed Information: A Semidefinite Programming Approach. (Talk) The ELSC Conference: Information, Control, and Learning - The Ingredients of Intelligent Behavior, September 28, Optimal Block Length for Data-Rate Minimization in Networked LQG Control. (Poster) The 6th IFAC Workshop on Distributed Estimation and Control in Networked Systems, September 8, Optimal Block Length for Data-Rate Minimization in Networked LQG Control. (Poster) The 6th IFAC Workshop on Distributed Estimation and Control in Networked Systems, September 8, Rate of Prefix-free Codes in LQG Control Systems. (Talk) The International Symposium on Information Theory, July 14, Designing Optimal Watermark Signal for a Stealthy Attacker. (Talk) The European Control Conference, July 1, Incentivizing Truth-Telling in MPC-based Load Frequency Control. (Poster) NSF-JST-DFG-NRC Workshop on Distributed Energy Management Systems, May 23, LQG Control with Minimal Information: A Semidefinite Programming Approach (Talk) Workshop on Task-driven Perceptual Representations: Sensing, Planning and Control under Resource Constraints at IEEE International Conference on Robotics and Automation (ICRA), May 16, Zero-Delay Rate-Distortion Optimization for Partially Observable Gauss-Markov Processes. (Talk) The 54th IEEE Conference on Decision and Control, December, SDP-based Joint Sensor and Controller Design for Information-regularized Optimal LQG Control. (Talk) The 54th IEEE Conference on Decision and Control, December, Information-Frugal LQG Control. (Poster) IMA Workshop on Analysis and Control of Network Dynamics at University of Minnesota, October 20, Semidefinite Representation of Sequential Rate-Distortion Function for Stationary Gauss-Markov Processes. (Talk) IEEE Multi-Conference on Systems and Control, September 22, Faithful Implementations of Distributed Algorithms and Control Laws. (Poster) JST-NSF-DFG-RCN Workshop on Distributed Energy Management Systems, April 21, Semidefinite Programming Approach to Gaussian Sequential Rate-Distortion Trade-offs. (Talk) 2015 Information Theory and Applications Workshop, February 3, Optimal Output Feedback Architecture for Triangular LQG Problems. (Talk) 2014 American Control Conference. 19. A Faithful Distributed Implementation of Dual Decomposition and Average Consensus Algorithms. (Talk) 52nd IEEE Conference on Decision and Control, U.S. PATENTS 1. L.K. Mestha and T. Tanaka Filtering source video data via independent component selection. December 2013, US Patent 8,600, T. Tanaka and L.K. Mestha Processing source video for real-time enhancement of a signal of interest. November 2014, US Patent 8,879,867. PROFESSIONAL ACTIVITIES Reviewer for Journal Papers IEEE Transactions on Automatic Control; IEEE Transactions on Control of Network Systems; IEEE Transactions on Signal Processing; IEEE Signal Processing Letters; IET Control Theory & Applications; Automatica; System & Control Letters; SIAM Journal on Control and Optimization. Conference Program Committees 2017 IEEE Global Conference on Signal and Information Processing (GlobalSIP) Symposium on Control & Information Theoretic Approaches to Privacy and Security, Conference Program Committee Member. Reviewer for Conference Papers IEEE Conference on Decision and Control (CDC); American Control Conference (ACC); European Control Conferences (ECC); IEEE Multi-conference on Systems and Control (MSC); Annual Allerton Conference on Communication, Control, and Computing. Conference Session Chairing ACC17 session Networked Control Systems II Co-Chair, CDC16 session Power Systems II Chair, CDC15 session Information Theory and Control Chair, MSC 2015 session Filtering and Estimation Co-Chair, 2014 ACC session Decentralized Control Co-Chair, CDC13 session Optimization Algorithms II Chair, 2012 ACC

6 session Finance and Optimization Co-Chair, IFAC WC 2011 session Robust control of linear systems II Chair.

Abhishek Gupta CONTACT INFORMATION. 360 Coordinated Science Laboratory

Abhishek Gupta CONTACT INFORMATION RESEARCH INTERESTS 360 Coordinated Science Laboratory +1-217-819-6382 University of Illinois at Urbana-Champaign gupta54@illinois.edu 1308 W Main Street publish.illinois.edu/gupta54/