**PhD** from IIT Bombay, Control and Computing group, Electrical department, in December 2014

- I obtained my PhD from IIT Bombay, Control and Computing group, Electrical department, in December 2014. I was a post-doctoral fellow in the Department of Electrical and Computer Engineering at the University of Waterloo from April 2015 to November 2016. I am with IIT Madras since December 2016.
- My research interests are broadly in System theory, Control, Optimization and Energy systems. Students interested in a Phd, MS or Project assistant position can write to me.

- Distributed Optimisation.
- Control of complex dynamical systems.
- Networked control systems.
- Learning based control.
- Robust control of LIGO.
- Optimization of energy in HVAC systems.
- Singular control systems.
- Graph theoretic techniques (Bipartite graphs and matching theory).
- Numerical linear algebra.
- Model predictive control.
- Optimization.
- Energy systems.
- Optimization and Control of Complex Dynamical Systems, funded by DST, 2017-2022.
- Ligo R & D for India - Advanced controls, 2018-2022.
- New Faculty Initiation Grant, funded by IIT Madras, 2019-2021.
- New Faculty Seed Grant, funded by IIT Madras, 2022-2025

- July 2022: EE3004 - Control Engineering.
- January 2023: EE6433 - Distributed Optimization for Control.

**Current Courses**

- July 2017: EE5413 - Linear dynamical systems.
- January 2018 : EE5121 - Optimization for signal processing and communication.
- July 2018: EE5413 - Linear Dynamical systems.
- January 2019: EE5121 - Convex Optimization.
- July 2019: EE3004 - Control Engineering.
- January 2020: EE5121 - Convex Optimization.
- July 2020: EE3004 - Control Engineering.
- January 2021: EE6433 - Distributed Optimization for Control.

**Previous Courses**

**Journals**

- R K Kalaimani, M N Belur and D Chakraborty, Singular LQR control, PD Controllers and inadmissible initial conditions, IEEE Transactions on Automatic Control, vol 58, no 10, pp 2603-2608, Oct 2013.
- R K Kalaimani, M N Belur and Sivaramakrishnan Sivasubramanian, Generic pole-assignability, structurally constrained controllers and unimodular completion, Linear Algebra and its Applications, vol 439, pp 4003-4022, 2013.
- R K Kalaimani, C Praagman, and M N Belur, Impulse controllability: from descriptor systems to higher order DAEs, to appear in IEEE Transactions on Automatic Control, 2016.
- S C Jugade, D Pal, R K Kalaimani and M N Belur, Fast modes in the set of minimal dissipation trajectories, to appear in Systems & Control Letters, 2016.
- R Kalaimani, M Jain, S Keshav, and C Rosenberg, On the Interaction between Personal Comfort Systems and Centralized HVAC Systems in Office Buildings, J Advances in Building Energy Research, V7:p 1-29, August 2018.
- M Jain, R Kalaimani, S Keshav, and C Rosenberg, Using Personal Environmental Comfort Systems to Mitigate the Impact of Occupancy Prediction Errors on HVAC Performance, Energy Informatics, December 2018.
- M V Srighakollapu, R K Kalaimani, R Pasumarthy, Optimizing driver nodes for structural controllability of temporal networks, IEEE Transactions on Control of Network Systems, 2021.
- M V Srighakollapu, R K Kalaimani, R Pasumarthy, Optimizing network topology for average contollability, Systems and Control letters, 2021.
- M V Srighakollapu, R K Kalaimani, R Pasumarthy, On strong structural controllability of temporal networks, IEEE Control systems letters, 2021.
- K Rokade and R K Kalaimani, Distributed computation of fast consensus weights using ADMM, Automatica, 2022.
- S Bhattacharya, K Rokade and R K Kalaimani, Distributed Estimation over Directed Graphs Resilient to Sensor Spoofing, IEEE Transactions on Control of Network Systems, 2023.

**Conference Proceedings**

- R K Kalaimani and M N Belur, Singular LQR control, impulse-free interconnection and optimal PD controller design, In Proceedings of 50tth IEEE Conference on Decision and Control and European Control Conference, Orlando, USA, 2011.
- R K Kalaimani and M N Belur, Generic pole assignability of DAE systems with controller structural constraints, In Proceedings of Advances in Control and Optimization of Dynamic Systems ACODS, Bangalore, India, 2012.
- R K Kalaimani and M N Belur, Minimal controller Structure for generic pole placement, In Proceedings of European Control Conference, Zurich, Switerland, 2013.
- S C Jugade, D Pal, R K Kalaimani and M N Belur, Stationary Trajectories, Singular Hamiltonian systems and ill-posed interconnection, In Proceedings of European Control Conference, Zurich, Switerland, 2013.
- M.Singh, R K Kalaimani, M N Belur and S V Iyer, Decentralized controllability of multi-inverter microgrids, In Proceedings of IEEE International Conference on Industrial Technology, Cape Town, South Africa, 2013.
- R K Kalaimani, Distance of a pencil from having a zero at infinity, In Proceedings of International Conference on Numerical Linear Algebra and Applications, IIT Guwahati, 2013.
- A Kothyari, R K Kalaimani and M N Belur, Nearest singular descriptor system having impulsive initial conditions, In Proceedings of IEEE Conference on Decision and Control, 2014.
- A Kotoky, A Mahajan, A Arulselvan, R K Kalaimani and M N Belur, Minimum controller substructure for generic arbitrary pole placement: a multicommodity flow and TSP based formulation, Proceedings of the IEEE European Control Conference, Aalborg, Denmark, 29 June-1 July, 2016.
- R K Kalaimani, S Keshav, and C Rosenberg, Multiple Time-scale Model Predictive Control for Thermal Comfort in Buildings, Poster in ACM e-Energy 2016.
- K Rokade and R K Kalaimani, D-stability under Channel Capacity Constraints, In Proceedings of American Control Conference 2019, Philadelphia, USA, 2019.
- K Rokade, G K Kamath and R K Kalaimani,Scheduling for stabilization over capacity constrained channnels, In Proceeding of IEEE Conference on Decision and Control, Nice, France, 2019.
- M V Srigakollapu, R K Kalaimani and R Pasumarthy, Optimizing Average controllability of Newtworked Systems, In Proceedings of IEEE Conference on Decision and Control, Nice, France, 2019.
- R Jose, and R K Kalaimani Optimization of Sensor Placement for Broadband Newtonian Noise Cancellation in GW Detectors, In Proceedings of IEEE International Conference on System Theory, Control and Computing (ICSTCC), Romania, 2021.
- A Gokhale, M V Srighakollapu, R K Kalaimani, R Pasumarthy, Optimizing controllability metrics for target controllability, In Proceedings of Indian Control Conference (ICC), India, 2021.
- R Jose, and R K Kalaimani, Reinforcement Learning based Multi-objective Optimization for Broadband Newtonian Noise Cancellation in GW Detectors, In Proceedings of Mediterranean Conference on Control and Automation, Greece, 2022.
- S Sahoo, A Gokhale, R K Kalaimani, Online Optimization with Byzantine Adversarial Agents, In Proceedings of American Control Conference 2022, USA, 2022.
- S Chatterjee and R K Kalaimani, Distributed Optimization of Average Consensus Containment with Multiple Stationary Leaders, In Proceedings of European Control Conference 2022, London, 2022.
- A Paul, A M Mahindrakar and R K Kalaimani, Distributed Online Mirror Descent Algorithm with Event Triggered Communication, In Proceedings of 25th International Symposium on Mathematical Theory of Networks and Systems, Germany, 2022.
- A Paul, A M Mahindrakar and R K Kalaimani, An almost sure convergence analysis of Zeroth-Order Mirror Descent Algorithm, In Proceedings of American Control Conference 2023, USA, 2023.
- V Prinse and R K Kalaimani, ADMM based Distributed State Observer Design under Sparse Sensor Attacks, In Proceedings of American Control Conference 2023, USA, 2023.