39 citations · 94 across the 21 of their papers we have counts for
24 papers
Federated Learning in Wireless Networks via Over-the-Air Computations
Halil Yigit Oksuz, Fabio Molinari, Henning Sprekeler +1
In a multi-agent system, agents can cooperatively learn a model from data by exchanging their estimated model parameters, without the need to exchange the locally available data us…
LQ Optimal Control for Power Tracking Operation of Wind Turbines
Aaron Grapentin, Arnold Sterle, Jörg Raisch +1
In this paper, an approach for active power control of individual wind turbines is presented. State-of-the-art controllers typically employ separate control loops for torque and pi…
Switched max-plus linear-dual inequalities for makespan minimization: the case study of an industrial bakery shop
Davide Zorzenon, Nataliia Zaiets, Jörg Raisch
In this paper, an industrial bakery shop is modeled by switched max-plus linear-dual inequalities (SLDIs). SLDIs are timed discrete event systems suitable for describing flow shops…
The Hadamard product, its residual, and its dual residual in the dioid of counters: algorithms and implementation in C++
Davide Zorzenon, Germano Schafaschek, Dominik Tirpák +3
This report presents the algorithms for computing the Hadamard product, its residual, and its dual residual between formal power series in the dioid of counters. The algorithms hav…
Probabilistic Behavioral Distance and Tuning - Reducing and aggregating complex systems
Frank Hellmann, Ekaterina Zolotarevskaia, Jürgen Kurths +1
Given a complex system with a given interface to the rest of the world, what does it mean for a the system to behave close to a simpler specification describing the behavior at the…
Max-Consensus Over Fading Wireless Channels
Fabio Molinari, Navneet Agrawal, Sławomir Stanczak +1
The topic of this paper is achieving finite-time max-consensus in a multi-agent system that communicates over a fading wireless channel and exploits its interference property. This…
A multilayer, multi-timescale model approach for economic and frequency control in power grids
Lia Strenge, Paul Schultz, Jürgen Kurths +2
Power systems are subject to fundamental changes due to the increasing infeed of decentralised renewable energy sources and storage. The decentralised nature of the new actors in t…
Iterative learning control in prosumer-based microgrids with hierarchical control
Lia Strenge, Xiaohan Jing, Ruth Boersma +5
Power systems are subject to fundamental changes due to the increasing infeed of renewable energy sources. Taking the accompanying decentralization of power generation into account…
Overcoming Output Constraints in Iterative Learning Control Systems by Reference Adaptation
Michael Meindl, Fabio Molinari, Jörg Raisch +1
Iterative Learning Control (ILC) schemes can guarantee properties such as asymptotic stability and monotonic error convergence, but do not, in general, ensure adherence to output c…
Fallback Strategies in Operation Control of Microgrids with Communication Failures
Inga Löser, Ajay Kumar Sampathirao, Steffen Hofmann +1
This paper proposes a model predictive control (MPC)-based energy management system to address communication failures in an islanded microgrid (MG). The energy management system re…
Hierarchical Event-triggered Learning for Cyclically Excited Systems with Application to Wireless Sensor Networks
Jonas Beuchert, Friedrich Solowjow, Jörg Raisch +2
Communication load is a limiting factor in many real-time systems. Event-triggered state estimation and event-triggered learning methods reduce network communication by sending inf…
Efficient Consensus-based Formation Control With Discrete-Time Broadcast Updates
Fabio Molinari, Joerg Raisch
This paper presents a consensus-based formation control strategy for autonomous agents moving in the plane with continuous-time single integrator dynamics. In order to save wireles…
Traffic Automation in Urban Road Networks Using Consensus-based Auction Algorithms For Road Intersections
Fabio Molinari, Alexander Martin Dethof, Joerg Raisch
This paper describes a decentralized control strategy for the automation of road intersections and studies its impact on traffic in a realistic urban road network. The controller i…
Design of a Networked Controller for a Two-Wheeled Inverted Pendulum Robot
Zenit Music, Fabio Molinari, Sebastian Gallenmüller +6
The topic of this paper is to use an intuitive model-based approach to design a networked controller for a recent benchmark scenario. The benchmark problem is to remotely control a…
Risk-Averse Model Predictive Operation Control of Islanded Microgrids
Christian A. Hans, Pantelis Sopasakis, Jörg Raisch +2
In this paper we present a risk-averse model predictive control (MPC) scheme for the operation of islanded microgrids with very high share of renewable energy sources. The proposed…
Exploiting the Superposition Property of Wireless Communication for Max-Consensus Problems in Multi-Agent Systems
Fabio Molinari, Sławomir Stańczak, Jörg Raisch
This paper presents a consensus protocol that achieves max-consensus in multi-agent systems over wireless channels. Interference, a feature of the wireless channel, is exploited: e…
Automation Of Road Intersections Using Consensus-based Auction Algorithms
Fabio Molinari, Jörg Raisch
This paper investigates a consensus-based auction algorithm in the context of decentralized traffic control. In particular, we study the automation of a road intersection, where a…
Consensus analysis of systems with time-varying interactions : An event-triggered approach
S. Arun Kumar, N. R. Chowdhury, S. Srikant +1
We present consensus analysis of systems with single integrator dynamics interacting via time-varying graphs under the event-triggered control paradigm. Event-triggered control spa…
Optimal control for a robotic exploration, pick-up and delivery problem
Vladislav Nenchev, Christos G. Cassandras, Jörg Raisch
This paper addresses an optimal control problem for a robot that has to find and collect a finite number of objects and move them to a depot in minimum time. The robot has fourth-o…
A survey on modeling of microgrids - from fundamental physics to phasors and voltage sources
Johannes Schiffer, Daniele Zonetti, Romeo Ortega +3
Microgrids have been identified as key components of modern electrical systems to facilitate the integration of renewable distributed generation units. Their analysis and controlle…
Comparing Asynchronous -Complete Approximations and Quotient Based Abstractions
Anne-Kathrin Schmuck, Paulo Tabuada, Jörg Raisch
This paper is concerned with a detailed comparison of two different abstraction techniques for the construction of finite state symbolic models for controller synthesis of hybrid s…
Constructing (Bi)Similar Finite State Abstractions using Asynchronous -Complete Approximations
Anne-Kathrin Schmuck, Jörg Raisch
This paper constructs a finite state abstraction of a possibly continuous-time and infinite state model in two steps. First, a finite external signal space is added, generating a s…
Asynchronous -Complete Approximations
Anne-Kathrin Schmuck, Jörg Raisch
This paper extends the -complete approximation method developed for time invariant systems to a larger system class, ensuring that the resulting approximation can be realized by…
Decentralized set-valued state estimation based on non-deterministic chains
Naim Bajcinca, Yashar Kouhi, Vladislav Nenchev +1
A general decentralized computational framework for set-valued state estimation and prediction for the class of systems that accept a hybrid state machine representation is conside…