Laboratory for Control, Optimization, and Power
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Javad Lavaei Associate Professor Department of Industrial Engineering and Operations Research University of California, Berkeley Email: lavaei (at) berkeley.edu Office: 4121 Etcheverry Phone Number: 510-642-2497 Affiliations: Tsinghua-Berkeley Shenzhen Institute (TBSI), Center for Information Technology Research in the Interest of Society (CITRIS) |
Brief Biography
Javad Lavaei works on various interdisciplinary problems in control theory, optimization theory, power systems, and data science.
News
January 2019: Video of my talk at Isaac Newton Institute: Energy, algorithms and data analytics
January 2019: Julie Mulvaney-Kemp has joined my group as a PhD student.
January 2019: New paper on distributed control: “Connectivity Properties of the Set of Stabilizing Static Decentralized Controllers”
January 2019: New paper on nonconvex learning: “Sharp Restricted Isometry Bounds for the Inexistence of Spurious Local Minima in Nonconvex Matrix Recovery”
December 2018: New paper on data analytics: “Conic Optimization for Robust Quadratic Regression”
October 2018: The Berkeley team led by Professor Somayeh Sojoudi, and co-led by Professor Shmuel Oren and myself, have been selected to receive funding to participate in the ARPA-E $4M Cash Prize competition on grid optimization (link 1, link 2)
October 2018: Our paper On Sampling Complexity of the Semidefinite Affine Rank Feasibility Problem to appear in the Thirty-Third AAAI Conference on Artificial Intelligence
October 2018: New paper on reinforcement learning: “Stability-certified reinforcement learning: A control-theoretic perspective”
October 2018: New paper on conic optimization: “Penalized Conic Relaxations for Quadratically-Constrained Quadratic Programming”
October 2018: New paper on state estimation: “Empirical analysis of L1-norm for state estimation in power systems”
September 2018: New paper on distributed control and local search algorithms: “On the Exponential Number of Connected Components for the Feasible Set of Optimal Decentralized Control Problems”
September 2018: I will deliver a distinguished lecture at the 31st Chinese Control and Decision Conference (CCDC).
September 2018: Our papers How Much Restricted Isometry is Needed In Nonconvex Matrix Recovery? and A theory on the absence of spurious solutions for nonconvex and nonsmooth optimization to appear in Thirty-second Annual Conference on Neural Information Processing Systems (NIPS)
September 2018: New paper on the low-rank feasibility problem: “On Sampling Complexity of the Semidefinite Affine Rank Feasibility Problem”
September 2018: Professor Somayeh Sojoudi, Professor Kameshwar Poolla and I have received a seed grant from the Siebel Energy Institute for the project “Secure Data Analysis Tools to Accelerate Efficiency, Resiliency, and Sustainability of Power Systems”.
August 2018: Our paper Monotonicity Between Phase Angles and Power Flow and Its Implications for the Uniqueness of Solutions to appear in 52nd Hawaii International Conference on System Sciences
August 2018: Ruojie Zeng has joined my group as a PhD student.
August 2018: Mahan Tajrobehkar has joined my group as a PhD student.
August 2018: New paper on algorithm design for sparse conic optimization: “Sparse Semidefinite Programs with Guaranteed Near-Linear Time Complexity via Dualized Clique Tree Conversion”
August 2018: Our paper A Bound Strengthening Method for Optimal Transmission Switching in Power Systems to appear in IEEE Transactions on Power Systems.
August 2018: New paper on transportation systems: “Large-Scale Traffic Signal Offset Optimization”
August 2018: Yuhao Ding has joined my group as a PhD student.
August 2018: Professor Alper Atamturk and I have received a grant on mixed-integer problems in energy systems from National Science Foundation.
July 2018: My group will present 7 papers in the 57th IEEE Conference on Decision and Control: Solving Sparse Semidefinite Programs in Near-Linear Time, Conic Approximation with Provable Guarantee for Traffic Signal Offset Optimization, Control-Theoretic Analysis of Smoothness for Stability-Certified Reinforcement Learning, Conic Optimization for Robust Quadratic Regression: Deterministic Bounds and Statistical Analysis, Analysis of Semidefinite Programming Relaxation of Optimal Power Flow for Cyclic Networks, A Convex Approximation of Optimal Distributed Controller in Frequency Domain, and Efficient Algorithm for Large-and-Sparse LMI Feasibility Problems.
July 2018: I have been appointed as an Associate Editor of the IEEE Transactions on Automatic Control.
June 2018: I have been promoted to Associate Professor with tenure.
June 2018: Our paper Power Grid AC-based State Estimation: Vulnerability Analysis Against Cyber Attacks to appear in IEEE Transactions on Automatic Control.
June 2018: Our paper Convexification of Power Flow Equations for Power Systems in Presence of Noisy Measurements has been conditionally accepted as a full paper for IEEE Transactions on Automatic Control.
May 2018: New paper on spurious local minima for nonconvex optimization: “How Much Restricted Isometry is Needed In Nonconvex Matrix Recovery?”
May 2018: New paper on spurious local minima for nonsmooth optimization: “A Theory on the Absence of Spurious Optimality”
April 2018: My group will give three talks at 23rd International Symposium on Mathematical Programming.
April 2018: I will participate in the program “Mathematics of Energy Systems” of Isaac Newton Institute for Mathematical Sciences.
March 2018: New paper on feasibility of linear matrix inequalities: “Efficient Algorithm for Large-and-Sparse LMI Feasibility Problems”
March 2018: New paper on joint state estimation and topology error detection: “Joint State Estimation and Sparse Topology Error Detection for Nonlinear Power Systems”
March 2018: New paper on optimal power flow: “Analysis of Semidefinite Programming Relaxation of Optimal Power Flow for Cyclic Networks”
March 2018: New paper on distributed control: “A Convex Approximation of Optimal Distributed Controller in Frequency Domain”
March 2018: New paper on robust nonlinear regression: “Conic Optimization for Robust Quadratic Regression: Deterministic Bounds and Statistical Analysis”
March 2018: New paper on nonlinear observer design: “Multiplier-based Observer Design for Large-Scale Lipschitz Systems”
March 2018: New paper on traffic control: “Conic Approximation with Provable Guarantee for Traffic Signal Offset Optimization”
March 2018: New paper on reinforcement leaning: “Control-Theoretic Analysis of Smoothness for Stability-Certified Reinforcement Learning”
January 2018: Our paper Transformation of Optimal Centralized Controllers Into Near-Globally Optimal Static Distributed Controllers to appear in IEEE Transactions on Automatic Control.
January 2018: Our paper High-Performance Cooperative Distributed Model Predictive Control for Linear Systems to appear in American Control Conference.
January 2018: I will give a seminar at the Bay Area Optimization Meeting.
January 2018: New paper on state estimation: “Spurious Local Minima in Power System State Estimation”
January 2018: The tutorial session “Optimization and Machine Learning: Theory, Algorithms, and Applications” organized by Somayeh Sojoudi and co-organized by me has been accepted for 2018 American Control Conference (contributors: Somayeh Sojoudi, Sam Coogan, Murat Arcak, Richard Zhang, Cedric Josz, and myself).
December 2017: Ming Jin has joined my group as a postdoctoral scholar.
December 2017: Our paper Convexification of Generalized Network Flow Problem to appear in Mathematical Programming.
November 2017: New paper on optimal transmission switching: “A Bound Strengthening Method for Optimal Transmission Switching in Power Systems”
November 2017: Reza Mohammadi has joined my group as a postdoctoral scholar.
October 2017: I have been appointed as the chair of the Electricity Cluster of INFORMS Section on Energy, Natural Resources, and the Environment (ENRE).
October 2017: Our paper A Low-Complexity Parallelizable Numerical Algorithm for Sparse Semidefinite Programming to appear in IEEE Transactions on Control of Network Systems.
October 2017: New paper on linear-time algorithm for sparse conic optimization: “Solving Sparse Semidefinite Programs in Near-Linear Time”
October 2017: New paper on vulnerability analysis for power systems: “Power Grid AC-based State Estimation: Vulnerability Analysis Against Cyber Attacks”
September 2017: New paper on model predictive control: “High-Performance Cooperative Distributed Model Predictive Control for Linear Systems”
September 2017: Our paper Spurious Critical Points in Power System State Estimation to appear in 51st Hawaii International Conference on System Sciences, 2017.
August 2017: Cedric Josz has joined my group as a postdoctoral scholar (co-mentored with Somayeh Sojoudi).
August 2017: Our paper A Semidefinite Programming Relaxation under False Data Injection Attacks against Power Grid AC State Estimation to appear in 55th Annual Allerton Conference on Communication, Control, and Computing.
August 2017: Our paper Transformation of Optimal Centralized Controllers Into Near-Globally Optimal Static Distributed Controllers has been conditionally accepted as a full paper for IEEE Transactions on Automatic Control.
July 2017: The video of my talk for the SIAG Prize Lecture is available here.
July 2017: Our group has organized the sessions “Control and Optimization Techniques for Power Systems I” and “Control and Optimization Techniques for Power Systems II” for INFORMS Annual Meeting 2017, and will give four talks.
July 2017: Yi Ouyang (postdoctoral scholar), Hamid Mahboobi (postdoctoral scholar) and Igor Molybog (PhD student) joined our group.
July 2017: Professor Shmuel Oren and I have been selected to receive a $450K grant from the Department of the Army.
July 2017: Our group will present 3 papers in the 56th IEEE Conference on Decision and Control: Modified Interior-Point Method for Large-and-Sparse Low-Rank Semidefinite Programs, Promises of Conic Relaxations in Optimal Transmission Switching of Power Systems, and A Scalable Method for Designing Distributed Controllers for Systems with Unknown Initial States.
July 2017: Yu Zhang has joined the Electrical Engineering Department at University of California–Santa Cruz as an assistant professor.
June 2017: Our paper Conic Relaxations of the Unit Commitment Problem to appear in Energy.
June 2017: Our paper A Survey of Distributed Optimization and Control Algorithms for Electric Power Systems to appear in IEEE Transactions on Smart Grid.
May 2017: I have been appointed as an Associate Editor of the IEEE Control Systems Letters.
May 2017: Our group will give two talks at Federal Energy Regulatory Commission.
May 2017: I will give the SIAG Prize Lecture at SIAM Conference on Control and its Applications.
April 2017: I will give a keynote presentation in the symposium “Signal and Information Processing for Smart Grid Infrastructure” at IEEE GlobalSIP 2017.
April 2017: I have been selected to receive a DARPA Director's Fellowship (total: ~$250,000).
April 2017: Han Feng joined our group as a PhD student.
March 2017: Our paper Conic Relaxations for Power System State Estimation with Line Measurements to appear in IEEE Transactions on Control of Network Systems.
March 2017: New paper on interior-point methods for low-rank semidefinite programs: “Modified Interior-Point Method for Large-and-Sparse Low-Rank Semidefinite Programs”
March 2017: New paper on the optimal transmission switching problem: “Promises of Conic Relaxations in Optimal Transmission Switching of Power Systems”
March 2017: New paper on the distributed control problem: "A Scalable Method for Designing Distributed Controllers for Systems with Unknown Initial States”
January 2017: I received the SIAM Control and Systems Theory Prize.
January 2017: Our paper On the Convexity of Optimal Decentralized Control Problem and Sparsity Path to appear in American Control Conference.
January 2017: Interview with the Control Systems Magazine: link to the article
December 2016: Our paper Finding Low-rank Solutions of Sparse Linear Matrix Inequalities using Convex Optimization to appear in SIAM Journal on Optimization.
December 2016: New solver (implemented in C++ ) for large-scale semidefinite programs: “Sparse SDP Solver”
December 2016: New paper on solving large-scale semidefinite programs: “A Fast Distributed Algorithm for Sparse Semidenite Programs”
November 2016: I have been selected to receive a Director of Research Early Career Grant from Office of Naval Research (total: $1,000,000).
November 2016: I will give a semi-plenary lecture at American Control Conference.
November 2016: SangWoo Park joined our group as a PhD student.
October 2016: Richard Zhang joined our group as a postdoctoral scholar.
October 2016: New paper on the unit commitment problem: “Conic Relaxation of the Unit Commitment Problem”
October 2016: New paper on distributed computation for conic optimization: “Distributed Computation for Sparse Semidefinite Programming with Applications to Power Optimization Problems”
October 2016: I received an Air Force Office of Scientific Research Young Investigator Award.
September 2016: Ramtin Madani, Somayeh Sojoudi and myself received the INFORMS ENRE Energy Best Publication Award for our paper Convex Relaxation for Optimal Power Flow Problem: Mesh Networks.
September 2016: Our paper Power System State Estimation and Bad Data Detection by Means of Conic Relaxation to appear in Hawaii International Conference on System Sciences (HICSS-50).
September 2016: Our paper Constraint Screening for Security Analysis of Power Networks to appear in IEEE Transactions on Power Systems.
August 2016: Our paper “Theoretical Guarantees for the Design of Near Globally Optimal Static Distributed Controllers” to appear in 54th Annual Allerton Conference on Communication, Control, and Computing.
August 2016: Our group will give six talks at INFORMS Annual Meeting 2016.
July 2016: Our group will present 4 papers in 55th IEEE Conference on Decision and Control: A Strong Semidefinite Programming Relaxation of the Unit Commitment Problem, Power System State Estimation with a Limited Number of Measurements, Power System State Estimation with Line Measurements, and Characterization of Rank-Constrained Feasibility Problems via a Finite Number of Convex Programs.
July 2016: New paper on the optimal distributed control problem: “Transformation of Optimal Centralized Controllers Into Near-Globally Optimal Static Distributed Controllers”
June 2016: New paper on power systems: “Convexification of Power Flow Equations for Power Systems in Presence of Noisy Measurements”
June 2016: Our group has organized the session “Optimization Models in Energy” for International Conference on Continuous Optimization and will give four talks.
June 2016: Our group will give three talks at MOPTA - Modeling and Optimization: Theory and Applications.
June 2016: Our article Semidefinite Relaxations for Nonlinear Optimization Problems has appeared in the INFORMS Optimization Society Newsletter 2016.
June 2016: New paper on power state estimation: “Power System State Estimation with Line Measurements”
June 2016: Our group has organized the sessions “Efficient Optimization Methods for Power Systems” and “Large-scale Semidefinite Programs” for INFORMS International Conference.
May 2016: Ramtin Madani will join the Electrical Engineering Department at University of Texas–Arlington as an assistant professor in September 2016.
May 2016: Our group will give two talks at Federal Energy Regulatory Commission.
May 2016: I'm the guest editor-in-chief for the special issue “Distributed Control and Efficient Optimization Methods for Smart Grid” for IEEE Transactions on Smart Grid (call for papers).
April 2016: Abdulrahman Kalbat started a faculty job at United Arab Emirates University.
March 2016: Our group will give four talks at INFORMS International Conference.
March 2016: I received the 2016 Donald P. Eckman Award from the American Automatic Control Council.
March 2016: Our paper Convex Relaxation for Optimal Distributed Control Problems to appear in IEEE Transactions on Automatic Control
March 2016: New paper on the unit commitment problem: “A Strong Semidefinite Programming Relaxation of the Unit Commitment Problem”
March 2016: New paper on power state estimation: “Power System State Estimation with a Limited Number of Measurements”
March 2016: New paper on optimal distributed control: “On the Convexity of Optimal Decentralized Control Problem and Sparsity Path”
March 2016: New paper on rank-constrained feasibility problems: “Characterization of Rank-Constrained Feasibility Problems via a Finite Number of Convex Programs”
January 2016: Yu Zhang joined our group as a postdoctoral scholar.
January 2016: I will give a tutorial on nonlinear power optimization problems at INFORMS Optimization Society Conference 2016.
January 2016: I will give a talk in the workshop Optimization and Equilibrium in Energy Economics at IPAM.
November 2015: New paper on large-scale security-constrained optimization problems: “Constraint Screening for Security Analysis of Power Networks”
November 2015: Abdulrahman Kalbat successfully defended his PhD.
November 215: Talk for receiving the INFORMS Optimization Society Prize for Young Researchers: Slides
September 2015: Ramtin Madani successfully defended his PhD.
September 2015: I received the INFORMS Optimization Society Prize for Young Researchers.
August 2015: I received a DARPA Young Faculty Award.
August 2015: Our group will give three talks at INFORMS Annual Meeting 2015.
July 2015: Our group will present 6 papers in IEEE Conference on Decision and Control 2015: ADMM for Sparse Semidefinite Programming with Applications to Optimal Power Flow Problem, Inverse Function Theorem for Polynomial Equations using Semidefinite Programming, Transformation of Optimal Centralized Controllers Into Near-Global Static Distributed Controllers, Convexification of Power Flow Problem over Arbitrary Networks, Convex Analysis of Generalized Flow Networks, and A Fast Distributed Algorithm for Decomposable Semidefinite Programs.
July 2015: My proposal joint with Professor Shmuel Oren has been selected to receive a seed grant by the Siebel Energy Institute.
July 2015: I have moved from Columbia University to the department of Industrial Engineering and Operations Research at UC Berkeley.
May 2015: My paper “Zero Duality Gap in Optimal Power Flow Problem” joint work with Professor Steven Low has been selected to receive a PSACE (Power System Analysis Computing and Economics) Technical Committee Prize Paper Award at the 2015 PES General Meeting.
May 2015: Our group will give a talk at MOPTA - Modeling and Optimization: Theory and Applications
May 2015: Our group will give talks at Federal Energy Regulatory Commission and CORS/INFORMS International Meeting
May 2015: Ramtin Madani won a Research Award from Electrical Engineering of Columbia University.
April 2015: Two talks at MIT (LIDS and Civil Engineering): New Slides
March 2015: Our group will give three talks at 22nd International Symposium on Mathematical Programming.
March 2015: New paper on distributed computation for power systems: “ADMM for Sparse Semidefinite Programming with Applications to Optimal Power Flow Problem”
March 2015: New paper on inverse of polynomial functions: “Inverse Function Theorem for Polynomial Equations using Semidefinite Programming”
March 2015: New paper on low-complex distributed controller design: “Transformation of Optimal Centralized Controllers Into Near-Global Static Distributed Controllers”
March 2015: New paper on convex formulation of power flows: “Convexification of Power Flow Problem over Arbitrary Networks”
March 2015: New paper on flow networks: “Convex Analysis of Generalized Flow Networks”
March 2015: New paper on fast algorithms for large-scale semidefinite programs: “A Fast Distributed Algorithm for Decomposable Semidefinite Programs”
March 2015: Our paper Promises of Conic Relaxation for Contingency-Constrained Optimal Power Flow Problem to appear in IEEE Transactions on Power Systems
January 2015: Moretza Ashraphijuo joined our research group and Ghazal Fazelnia graduated with an MS degree.
January 2015: Talk at Los Alamos Workshop on a new method for solving power flow equations for arbitrary networks
January 2015: Appointed as an associate editor for IEEE Transactions on Smart Grid
December 2014: Guest associate editor for the special issue “Theory of Complex Systems with Applications to Smart Grid Operations” for IEEE Transactions on Smart Grid (call for papers)
November 2014: Our paper Low-Rank Solutions of Matrix Inequalities With Applications to Polynomial Optimization and Matrix Completion Problems has been selected as one of the 4 finalists for the best student paper award at IEEE Conference on Decision and Control 2014 (link).
October 2014: The paper “Finding Low-rank Solutions of Sparse Linear Matrix Inequalities using Convex Optimization” submitted for journal publication.
October 2014: Talks at UC Berkeley, Stanford, UT Austin, Texas, and CMU A&M (slides)
September 2014: Organizer of a full-day symposium for 7-10th grade students (see here)
September 2014: New paper on power optimization problems (accompanied by large-scale simulations): “Promises of Conic Relaxation for Contingency-Constrained Optimal Power Flow Problem”
August 2014: A short video explaining my research on power systems (thanks to Resnick Institute)
August 2014: Slides for my talk at MOPTA (Modeling and Optimization: Theory and Applications, Lehigh University) and PES General Meeting: click here
August 2014: Salar Fattahi joined our research group.
August 2014: Our collaborative project with UT Austin was funded by NSF EPCN.
August 2014: Two papers to appear in Allerton 2014: Efficient Convex Relaxation for Stochastic Optimal Distributed Control Problem and Promises of Conic Relaxation for Contingency-Constrained Optimal Power Flow Problem (invited)
August 2014: Our group will give three talks at INFORMS Annual Meeting 2014.
July 2014: Our OPF solver posted online. It may be used to find a global or near-global solution for a large-scale optimal power flow problem (click here).
July 2014: Our ODC solver posted online. It may be used to find a global or near-global optimal distributed controller (click here).
July 2014: Co-organizing the panel “The Future of OPF Algorithms” for IEEE Power & Energy Society General Meeting 2014.
July 2014: Three papers to appear in IEEE Conference on Decision and Control 2014: Graph-Theoretic Algorithms for Polynomial Optimization Problems (Tutorial paper), Low-Rank Solutions of Matrix Inequalities With Applications to Polynomial Optimization and Matrix Completion Problems, and Convex Relaxation for Optimal Distributed Control Problem
July 2014: New two-part paper on optimal distributed control (our solver will be posted soon): Convex Relaxation for Optimal Distributed Control Problem — Part I: Time-Domain Formulation and Convex Relaxation for Optimal Distributed Control Problem — Part II: Lyapunov Formulation and Case Studies
June 2014: The paper Exactness of Semidefinite Relaxations for Nonlinear Optimization Problems with Underlying Graph Structure to appear in SIAM Journal on Optimization
June 2014: Talk at Federal Energy Regulatory Commisison
June 2014: Talks at Google, New York Independent System Operator, and UC Berkeley (see the slides here)
May 2014: My article was published on Thomson Reuters.
May 2014: I was invited to participate in National Academy of Engineering's 2014 US Frontiers of Engineering Symposium.
May 2014: I received a Resonate Award (Video: Fortune of CNN; Press Release: Reuters, Thomson Reuters, aNewDomain, CNBC, Yahoo, Bloomberg, WorldNetDaily, Market Watch,…)
April 2014: I received the ONR YIP Award (read more here).
April 2014: Talks at NYU, Iowa State University, and IBM Ireland (see the slides here)
March 2014: New paper on optimal decentralized control: “Convex Relaxation for Optimal Distributed Control Problem”
March 2014: New paper on computational complexity of polynomial optimization: “Rank-2 Matrix Solution for Semidefinite Relaxations of Arbitrary Polynomial Optimization Problems”
January 2014: New paper on three related problems of matrix completion, affine rank minimization, and conic relaxation for polynomial optimization: “Finding Low-rank Solutions of Sparse Linear Matrix Inequalities using Convex Optimization”
January 2014: I received the NSF CAREER Award.
January 2014: Gahzal Fazelnia is one of the 10 students in the US and Canada to receive the highly competitive 2014 Microsoft Research Graduate Women's Scholarship.
December 2013: Talks at UCLA, Google, and IBM (new results on three problems of low-rank LMI, polynomial optimization and distributed control; see the slides here)
October 2013: Slides for my SmartGridComm papers: 1) low-rank solution for OPF, 2) convexification of OPF via phase shifters.
September 2013: I will serve as a co-chair for the symposium “Demand Response and Dynamic Pricing” in SmartGridComm 2014.
September 2013: The short paper “Study of Nonlinear Power Optimization Problems using Algebraic Graph Theory” to appear in CAMSAP 2013 (invited).
August 2013: Talk at ABB (new results on penalized SDP for power optimization; see the slides here)
August 2013: Ghazal Fazelnia joined our research group.
August 2013: The paper “Convex Relaxation for Optimal Power Flow Problem: Mesh Networks” proposing a penalized SDP relaxation submitted for journal publication.
August 2013: The paper “Geometry of Power Flows and Optimization in Distribution Networks” to appear in IEEE Transactions on Power Systems.
August 2013: I received Google Faculty Research Award for my energy optimization work.
August 2013: The paper “Optimal Decentralized Control Problem as A Rank-Constrained Optimization” to appear in Allerton 2013.
July 2013: To learn about my current research, please read here.
July 2013: Appointed as a Conference Editorial Board (CEB) Associated Editor for European Control Association
July 2013: Member of the program committee for Hybrid Systems: Computation and Control 2014.
July 2013: Our invited session “Control and Optimization for Smart Grid” got accepted for IEEE Conference on Decision and Control 2013.
July 2013: Three papers to appear in IEEE Conference on Decision and Control 2013: “On the Exactness of Semidefinite Relaxation for Nonlinear Optimization over Graphs: Part I”, “On the Exactness of Semidefinite Relaxation for Nonlinear Optimization over Graphs: Part II” and “Convexification of Generalized Network Flow Problem with Application to Power Systems”
July 2013: Two papers to appear in IEEE SmartGridComm 2013: “Convexification of Optimal Power Flow Problem by Means of Phase Shifters” and “Low-Rank Solution of Convex Relaxation for Optimal Power Flow Problem”
July 2013: Our paper “Convex Relaxation for Optimal Power Flow Problem: Mesh Networks” to appear in Asilomar 2013 (invited)
June 2013: Talk at Federal Energy Regulatory Commission (new results on optimization and decentralized control; see the slides here)
June 2013: Appointed as a Conference Editorial Board (CEB) Associated Editor for IEEE Control Systems Society
June 2013: New paper on power optimization using phase shifters: Convexification of Optimal Power Flow Problem by Means of Phase Shifters
June 2013: Talk at EPCC 2013
May 2013: Member of the Technical Program Committee for IEEE SmartGridComm 2013, Symposium: Smart Grid Services and Management Models
May 2013: Member of the Technical Program Committee for IEEE SmartGridComm 2013, Symposium: Support for Storage, Renewable Resources and Micro-grids
May 2013: Member of the Technical Program Committee for IEEE SmartGridComm 2013, Symposium: The Whole Picture - Sense, Communicate, Compute, Control
Apr 2013: New paper on optimization over cyclic power networks: Convex Relaxation for Optimal Power Flow Problem: Mesh Networks
Feb 2013: New paper on optimization: Semidefinite Relaxation for Nonlinear Optimization over Graphs with Application to Power Systems
Feb 2013: New papers on the CS problem of network flow: Convexification of Generalized Network Flow Problem with Application to Power Systems.
Feb 2013: The paper Dynamic Network Energy Management via Proximal Message Passing to appear in Foundations and Trends in Optimization
Feb 2013: Talk at Rutgers for DIMACS Workshop on Energy Infrastructure: Designing for Stability and Resilience (Slides)
Jan 2013: Talks at Caltech, UC Berkeley and Stanford (Slides)
Jan 2013: Ramtin Madani joined my research group
Jan 2013: Member of the International Program Committee for 2013 IEEE Multi-Conference on Systems and Control.
Dec 2012: Associate editor for [http:www.tandfonline.comloitssc
Dec 2012: Members of International Program Committee for European Control Conference 2013
Dec 2012: Talk at CDC 2012 in the workshop “Robust and Stochastic Control Methods for Sustainable Engineering”