Publications

All my publications are open-access. If the published version is not openly accessible, you can find a "postprint" (the author-accepted manuscript) on arXiv or in the ETH Research Collection. When relevant, supplementary code and data are attached to the ETH Research Collection entry.

Selected publications

Feedback optimization

[WORKING PAPER] Florian Dörfler, Zhiyu He, Giuseppe Belgioioso, Saverio Bolognani, John Lygeros, Michael Muehlebach. Towards a Systems Theory of Algorithms. arXiv:2401.14029 [math.OC], 2024. [ preprint ]

[WORKING PAPER] Giuseppe Belgioioso, Dominic Liao-McPherson, Mathias Hudoba de Badyn, Saverio Bolognani, Roy S. Smith, John Lygeros, Florian Dörfler. Online Feedback Equilibrium Seeking. arXiv:2210.12088 [math.OC], 2022. [ preprint ]

[NEW] W. Wang, Z. He, G. Belgioioso, S. Bolognani, and F. Dörfler, Decentralized Feedback Optimization via Sensitivity Decoupling: Stability and Sub-optimality, European Control Conference (ECC), 2024. [ preprint ]

[NEW] Adrian Hauswirth, Zhiyu He, Saverio Bolognani, Gabriela Hug, and Florian Dörfler. Optimization algorithms as robust feedback controllers. To appear on Annual Reviews in Control, 2024. [ preprint | video | slides ]

[NEW] Zhiyu He, Saverio Bolognani, Jianping He, Florian Dörfler, and Xinping Guan. Model-Free Nonlinear Feedback Optimization. To appear on IEEE Transactions on Automatic Control, 2023. [ DOI | preprint ]

[NEW] Marta Zagorowska, Maximilian Degner, Lukas Ortmann, Akhil Ahmed, Saverio Bolognani, E. Antonio del Rio Chanona, and Mehmet Mercangöz. Online Feedback Optimization of Compressor Stations with Model Adaptation using Gaussian Process Regression. Journal of Process Control, 121, January 2023. [ DOI | preprint ]

Giuseppe Belgioioso, Dominic Liao-McPherson, Mathias Hudoba de Badyn, Saverio Bolognani, John Lygeros, and Florian Dörfler. Sampled-data online feedback equilibrium seeking: Stability and tracking. In Proc. 60th IEEE Conference on Decision and Control, 2021. [ DOI | preprint ]

Adrian Hauswirth, Saverio Bolognani, and Florian Dörfler. Projected dynamical systems on irregular, non-Euclidean domains for nonlinear optimization. SIAM J. on Control and Optimization, 59(1), 2021. [ DOI | preprint ]

Adrian Hauswirth, Saverio Bolognani, Gabriela Hug, and Florian Dörfler. Timescale separation in autonomous optimization. IEEE Transactions on Automatic Control, 66(2), February 2021. [ DOI | preprint ]

Verena Häberle, Adrian Hauswirth, Lukas Ortmann, Saverio Bolognani, and Florian Dörfler. Non-convex feedback optimization with input and output constraints. IEEE Control Systems Letters, 5(1), January 2021. [ DOI | preprint ]

Real-time power system operation

[WORKING PAPER] Lukas Ortmann, Jean Maeght, Patrick Panciatici, Florian Dörfler,  Saverio Bolognani. Online Feedback Optimization for Subtransmission Grid Operation. arXiv:2212.07795 [eess.SY], 2022. [ preprint ]

[NEW] Giuseppe Belgioioso, Saverio Bolognani, Giulia Pejrani, Florian Dörfler. Tutorial on Congestion Control in Multi-Area Transmission Grids via Online Feedback Equilibrium Seeking. 62nd IEEE Conference on Decision and Control, 2023. [ preprint ]

[NEW] Lukas Ortmann, Gianni Hotz, Saverio Bolognani, Florian Dörfler. Real-time Curative Actions for Power Systems via Online Feedback Optimization. IEEE Belgrade PowerTech, 2023. [ DOI | preprint ]

[NEW] Lukas Ortmann, Christian Rubin, Alessandro Scozzafava, Janick Lehmann, Saverio Bolognani, Florian Dörfler. Deployment of an Online Feedback Optimization Controller for Reactive Power Flow Optimization in a Distribution Grid.  In Proc. IEEE PES ISGT Europe, 2023. [ preprint ]

Miguel Picallo, Lukas Ortmann, Saverio Bolognani and Florian Dörfler. Adaptive real-time grid operation via online feedback optimization with sensitivity estimation. Electric Power Systems Research, 212:108405, November 2022. Presented at the 22nd Power Systems Computation Conference (PSCC). [ DOI | preprint ]

Miguel Picallo, Dominic Liao-McPherson, Saverio Bolognani and Florian Dörfler. Cross-layer design for real-time grid operation: estimation, optimization and power flow. Electric Power Systems Research, 212:108378, November 2022. Presented at the 22nd Power Systems Computation Conference (PSCC). [ DOI | preprint ]

Miguel Picallo, Saverio Bolognani, and Florian Dörfler. Closing the loop: Dynamic state estimation and feedback optimization of power grids. Electric Power Systems Research, 189:106753, December 2020. Presented at the 21st Power Systems Computation Conference (PSCC). [ DOI | preprint

Lukas Ortmann, Adrian Hauswirth, Ivo Caduff, Florian Dörfler, and Saverio Bolognani. Experimental validation of feedback optimization in power distribution grids. Electric Power Systems Research, 189:106782, December 2020. Presented at the 21st Power Systems Computation Conference (PSCC). [ DOI | preprint | video ]

Adrian Hauswirth, Saverio Bolognani, Gabriela Hug, and Florian Dörfler. Projected gradient descent on Riemannian manifolds with applications to online power system optimization. In Proc. 54th Annual Allerton Conference on Communication, Control, and Computing, 2016. [ DOI | preprint

Adrian Hauswirth, Alessandro Zanardi, Saverio Bolognani, Florian Dorfler, and Gabriela Hug. Online optimization in closed loop on the power flow manifold. In Proc. 12th IEEE PES PowerTech, July 2017. Best Student Paper Award. [ DOI | preprint ]

Multi-agent interaction in mobility systems

[NEW] Michael Khayyat, Saverio Bolognani, Stefano Arrigoni, Francesco Braghin, A Sampling-Based Approach to Urban Motion Planning Games with Stochastic Dynamics. IEEE Transactions on Intelligent Vehicles, 2024. [ DOI ]

[NEW] Ezzat Elokda, Carlo Cenedese, Carlo Cenedese, Kenan Zhang, Andrea Censi, Saverio Bolognani, Emilio Frazzoli. A dynamic population game model of non-monetary bottleneck congestion management under elastic demand using karma. Proc. 62nd IEEE Conference on Decision and Control (CDC), 2023

[NEW] Alessandro Zanardi, Pier Giuseppe Sessa, Nando Käslin, Saverio Bolognani, Andrea Censi, Emilio Frazzoli. How Bad is Selfish Driving? Bounding the Inefficiency of Equilibria in Urban Driving Games. IEEE Robotics and Automation Letters, 8(4), April 2023. [ DOI | preprint ]

[NEW] Alessandro Zanardi, Saverio Bolognani, Andrea Censi, Florian Dörfler, Emilio Frazzoli, Factorization of Dynamic Games over Spatio-Temporal Resources. Proc. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), October 2022. [ DOI | preprint ]

Alessandro Zanardi, Gioele Zardini, Sirish Srinivasan, Saverio Bolognani, Andrea Censi, Florian Dörfler, Emilio Frazzoli. Posetal Games: Efficiency, Existence, and Refinement of Equilibria in Games with Prioritized Metrics. IEEE Robotics and Automation Letters, 7(2), April 2022. [ DOI | preprint ]

Alessandro Zanardi, Enrico Mion, Mattia Bruschetta, Saverio Bolognani, Andrea Censi, and Emilio Frazzoli. Urban driving games with lexicographic preferences and socially efficient Nash equilibria. IEEE Robotics and Automation Letters, 6(3), July 2021. Presented at ICRA 2021. [ DOI | preprint ]

Andrea Censi, Saverio Bolognani, Julian G. Zilly, Shima Sadat Mousavi, and Emilio Frazzoli. Today me, tomorrow thee: Efficient resource allocation in competitive settings using karma games. In Proc. IEEE Intelligent Transportation Systems Conference (ITSC), October 2019. [ DOI | preprint

Dynamic population games

[WORKING PAPER] Ezzat Elokda, Andrea Censi, and Saverio Bolognani. Dynamic population games. arXiv:2104.14662 [math.OC], 2021. [ preprint ]

[NEW] Ashish R. Hota, Urmee Maitra, Ezzat Elokda, Saverio Bolognani. Learning to mitigate epidemic risks: A dynamic population game approach. Dynamic Games and Applications, 2023. [ DOI ]

[NEW] Ezzat Elokda, Saverio Bolognani, Andrea Censi, Florian Dörfler,  Emilio Frazzoli. A self-contained karma economy for the dynamic allocation of common resources. Dynamic Games and Applications, 2023. [ DOI | preprint ]

Ezzat Elokda, Saverio Bolognani, and Ashish R. Hota. A dynamic population model of strategic interaction and migration under epidemic risk. In 60th IEEE Conference on Decision and Control, 2021. [ DOI | preprint | code ]

Power system operation under uncertainty

Bala Kameshwar Poolla, Ashish R. Hota, Saverio Bolognani, Duncan S. Callaway, and Ashish Cherukuri. Wasserstein distributionally robust look-ahead economic dispatch. IEEE Transactions on Power Systems, 36(3), May 2021. [ DOI | preprint ]

Saverio Bolognani, Elena Arcari, and Florian Dörfler. A fast method for real-time chance-constrained decision with application to power systems. IEEE Control Systems Letters, 1(1):152--157, July 2017. Presented at the 56th IEEE Conference on Decision and Control. [ DOI | preprint

Optimization in the space of probabilities

[WORKING PAPER] Nicolas Lanzetti, Saverio Bolognani, and Florian Dörfler. First-order Conditions for Optimization in the Wasserstein Space. arXiv:2209.12197 [math.OC], 2022. [ preprint ]

Algorithmic fairness

[NEW] Nicolò Pagan, Joachim Baumann, Ezzat Elokda, Giulia De Pasquale, Saverio Bolognani, Anikó Hannák. A Classification of Feedback Loops and Their Relation to Biases in Automated Decision-Making Systems. ACM Conference on Equity and Access in Algorithms, Mechanisms, and Optimization (EAAMO), 2023. [ DOI | preprint ]

Nonlinear control

[NEW] Miguel Picallo, Saverio Bolognani, and Florian Dörfler. Sensitivity-conditioning: Beyond Singular Perturbation for Control Design on Multiple Time Scales. IEEE Transactions on Automatic Control, 68(4), April 2023. [ DOI | preprint ]

Control for electrical drives

[NEW] Paolo Gherardo Carlet, Andrea Favato, Riccardo Torchio, Francesco Toso, Saverio Bolognani, and Florian Dörfler. Real-Time Feasibility of Data-Driven Predictive Control for Synchronous Motor Drives. In IEEE Transactions on Power Electronics, 38(2), February 2023. [ DOI | preprint ]

[NEW] Paolo Gherardo Carlet, Andrea Favato, Saverio Bolognani, Florian Dörfler. Data-Driven Continuous-Set Predictive Current Control for Synchronous Motor Drives. In IEEE Transactions on Power Electronics, 37(6), June 2022.  Transactions on Power Electronics Prize Paper Award. [ DOI | preprint

Saverio Bolognani, Silverio Bolognani, Luca Peretti, and Mauro Zigliotto. Design and implementation of model predictive control for electrical motor drives. IEEE Transactions on Industrial Electronics, 56(6), June 2009. [ DOI | preprint ]


Voltage control in power distribution networks

[WORKING PAPER] Jonas G. Matt, Lukas Ortmann, Saverio Bolognani, and Florian Dörfler. Virtual Power Grid Reinforcement via Coordinated Volt/VAr Control.  arXiv:2305.04666 [eess.SY], 2023. [ preprint ]

André Eggli, Stavros Karagiannopoulos, Saverio Bolognani, and Gabriela Hug. Stability analysis and design of local control schemes in active distribution grids. IEEE Transactions on Power Systems, 36(3), May 2021. [ DOI ]

Lukas Ortmann, Alexander Prostejovsky, Kai Heussen, and Saverio Bolognani. Fully distributed peer-to-peer optimal voltage control with minimal model requirements. Electric Power Systems Research, 189:106717, December 2020. Presented at the 21st Power Systems Computation Conference (PSCC). [ DOI | preprint - video ]

Saverio Bolognani, Ruggero Carli, Guido Cavraro, and Sandro Zampieri. On the need for communication for voltage regulation of power distribution grids. IEEE Transactions on Control of Network Systems, 6(3), September 2019. [ DOI | preprint ]

Saverio Bolognani, Ruggero Carli, Guido Cavraro, and Sandro Zampieri. Distributed reactive power feedback control for voltage regulation and loss minimization. IEEE Transactions on Automatic Control, 60(4), April 2015. [ DOI | preprint ]

Saverio Bolognani and Sandro Zampieri. A distributed control strategy for reactive power compensation in smart microgrids. IEEE Transactions on Automatic Control, 58(11), November 2013. [ DOI | preprint ]

Grid topology identification

Saverio Bolognani. Grid topology identification via distributed statistical hypothesis testing. In Reza Arghandeh and Yuxun Zhou, editors, Big Data Application in Power Systems. Elsevier Science, 2018. [ DOI | preprint ]

S. Bolognani, N. Bof, D. Michelotti, R. Muraro, and L. Schenato. Identification of power distribution network topology via voltage correlation analysis. In Proc. 52nd Conference on Decision and Control, 2013. [ DOI | preprint ]

Power flow analysis

Saverio Bolognani and Sandro Zampieri. On the existence and linear approximation of the power flow solution in power distribution networks. IEEE Transactions on Power Systems, 31(1), January 2016. [ DOI | preprint ]

Adrian Hauswirth, Saverio Bolognani, Gabriela Hug, and Florian Dörfler. Generic existence of unique Lagrange multipliers in AC optimal power flow. IEEE Control Systems Letters, 2(4), October 2018. [ DOI | preprint ]

Saverio Bolognani and Florian Dörfler. Fast power system analysis via implicit linearization of the power flow manifold. In Proc. 53rd Annual Allerton Conference on Communication, Control, and Computing, 2015. [ DOI | preprint ]

Liviu Aolaritei, Saverio Bolognani, and Florian Dörfler. Hierarchical and distributed monitoring of voltage stability in distribution networks. IEEE Transactions on Power Systems, 33(6), November 2018. [ DOI | preprint ]

Virtual inertia

Bala Kameshwar Poolla, Saverio Bolognani, and Florian Dörfler. Optimal placement of virtual inertia in power grids. IEEE Transactions on Automatic Control, 62(12):6209--6220, December 2017. [ DOI | preprint | code ]

Bala Kameshwar Poolla, Saverio Bolognani, Li Na, and Florian Dörfler. A market mechanism for virtual inertia. IEEE Transactions on Smart Grid, 11(4):3570--3579, July 2020. [ DOI | preprint ]

Distributed control

Saverio Bolognani, Ruggero Carli, Enrico Lovisari, and Sandro Zampieri. A randomized linear algorithm for clock synchronization in multi-agent systems. IEEE Transactions on Automatic Control, 61(7), July 2016. [ DOI | preprint ]

Saverio Bolognani, Simone Del Favero, Luca Schenato, and Damiano Varagnolo. Consensus-based distributed sensor calibration and least-square parameter estimation in WSNs. International Journal of Robust and Nonlinear Control, 20(2), January 2010. [ DOI | preprint ]