A framework for structural input/output and control configuration selection in large-scale systems

S Pequito, S Kar, AP Aguiar - IEEE Transactions on Automatic …, 2015 - ieeexplore.ieee.org
This paper addresses problems on the structural design of large-scale control systems. An
efficient and unified framework is proposed to select the minimum number of manipulated …

Sensor placement for optimal Kalman filtering: Fundamental limits, submodularity, and algorithms

V Tzoumas, A Jadbabaie… - 2016 American control …, 2016 - ieeexplore.ieee.org
In this paper, we focus on sensor placement in linear dynamic estimation, where the
objective is to place a small number of sensors in a system of interdependent states so to …

On the role of network centrality in the controllability of complex networks

N Bof, G Baggio, S Zampieri - IEEE Transactions on Control of …, 2016 - ieeexplore.ieee.org
In recent years, complex networks have gained increasing attention in different fields of
science and engineering. The problem of controlling these networks is an interesting and …

The robust minimal controllability problem

S Pequito, G Ramos, S Kar, AP Aguiar, J Ramos - Automatica, 2017 - Elsevier
In this paper, we address the robust minimal controllability problem, where the goal is, given
a linear time-invariant system, to determine a minimal subset of state variables to be …

Resilient monotone submodular function maximization

V Tzoumas, K Gatsis, A Jadbabaie… - 2017 IEEE 56th …, 2017 - ieeexplore.ieee.org
In this paper, we focus on applications in machine learning, optimization, and control that
call for the resilient selection of a few elements, eg features, sensors, or leaders, against a …

Minimum number of sensors to ensure observability of physiological systems: A case study

Y Xue, S Pequito, JR Coelho, P Bogdan… - 2016 54th Annual …, 2016 - ieeexplore.ieee.org
Physiological signals are often spatiotemporal dependent. Some of these signals include
electroencephalogram (EEG), electromyogram (EMG) or electrocardiogram (ECG) signals …

Scheduling of control nodes for improved network controllability

Y Zhao, F Pasqualetti, J Cortés - 2016 IEEE 55th Conference …, 2016 - ieeexplore.ieee.org
This paper considers the problem of controlling a linear time-invariant network by means of
(possibly) time-varying set of control nodes. As control metric, we adopt the worst-case input …

Selecting sensors in biological fractional-order systems

V Tzoumas, Y Xue, S Pequito… - … on Control of …, 2018 - ieeexplore.ieee.org
In this paper, we focus on sensor selection, that is, determine the minimum number of state
variables that need to be measured, to monitor the evolution of the entire biological system …

Networks with diagonal controllability Gramian: Analysis, graphical conditions, and design algorithms

S Zhao, F Pasqualetti - Automatica, 2019 - Elsevier
This paper aims to establish explicit relationships between the controllability degree of a
network, that is, the control energy required to move the network between different states …

Minimum cost constrained input-output and control configuration co-design problem: A structural systems approach

S Pequito, S Kar, GJ Pappas - 2015 American control …, 2015 - ieeexplore.ieee.org
In this paper, we study the minimal cost constrained input-output (I/O) and control
configuration co-design problem. Given a linear time-invariant plant, where a collection of …