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The circuit-theoretic origins of maximal monotonicity are revisited using modern optimization algorithms for maximal monotone operators. We present an algorithm for computing the periodic behavior of an interconnection of maximal monotone…

Systems and Control · Electrical Eng. & Systems 2021-04-07 Thomas Chaffey , Rodolphe Sepulchre

Enabling bistatic radar sensing within the context of integrated sensing and communication (ISAC) for future sixth generation mobile networks demands strict synchronization accuracy, which is particularly challenging to be achieved with…

Signal Processing · Electrical Eng. & Systems 2024-10-23 Lucas Giroto de Oliveira , Yueheng Li , Silvio Mandelli , David Brunner , Marcus Henninger , Xiang Wan , Tie Jun Cui , Thomas Zwick , Benjamin Nuss

In a recent paper [arXiv:1612.04918] there are new results concerning the polytopic set of possible states of a linear discrete-time SISO system subject to bounded disturbances from measurements corrupted by bounded noise. Using these…

Optimization and Control · Mathematics 2017-10-10 Robin Hill , Yousong Luo

The stringent timing and reliability requirements in mission-critical applications require a detailed statistical characterization of the latency. Teleoperation is a representative use case, in which a human operator (HO) remotely controls…

Networking and Internet Architecture · Computer Science 2022-05-12 Suraj Suman , Federico Chiariotti , Cedomir Stefanovic , Strahinja Dosen , Petar Popovski

In this paper we describe the design and implementation of a current controller for a reluctance synchronous machine based on continuous set nonlinear model predictive control. A computationally efficient grey box model of the flux linkage…

Systems and Control · Electrical Eng. & Systems 2020-09-29 Andrea Zanelli , Julian Kullick , Hisham Eldeeb , Gianluca Frison , Christoph Hackl , Moritz Diehl

This paper discusses the design of an extremum seeking controller that relies on a monitoring function for a class of SISO uncertain nonlinear systems characterized by arbitrary and uncertain relative degree. Our demonstration illustrates…

Optimization and Control · Mathematics 2024-05-28 Nerito Oliveira Aminde , Tiago Roux Oliveira , Liu Hsu

While sliding mode observers (SMOs) using discontinuous relays are widely analyzed, most SMOs are implemented computationally using a continuous approximation of the discontinuous relays. This approximation results in the formation of a…

Systems and Control · Computer Science 2019-02-26 Ankush Chakrabarty , Gregery T. Buzzard , Stanislaw H. Zak , Fanglai Zhu , Ann E. Rundell

In this paper we present a method for designing a linear time invariant (LTI) state-feedback controller to monotonically track a constant step reference at any desired rate of convergence for any arbitrarily assigned initial condition.…

Optimization and Control · Mathematics 2014-02-24 Lorenzo Ntogramatzidis , Jean-Francois Tregouet , Robert Schmid

We consider stabilization of linear time-invariant (LTI) and single input single output (SISO) plants in the frequency domain from a fresh perspective. Compensators that are themselves stable are sometimes preferred because they make…

Systems and Control · Electrical Eng. & Systems 2023-12-18 Abdul Hannan Faruqi , Anindya Chatterjee

Inverse scattering methods capable of compressive imaging are proposed and analyzed. The methods employ randomly and repeatedly (multiple-shot) the single-input-single-output (SISO) measurements in which the probe frequencies, the incident…

Data Analysis, Statistics and Probability · Physics 2015-05-14 Albert C. Fannjiang

We propose a new algorithm called PLUTO for building logistic regression trees to binary response data. PLUTO can capture the nonlinear and interaction patterns in messy data by recursively partitioning the sample space. It fits a simple or…

Machine Learning · Statistics 2014-11-26 Wenwen Zhang , Wei-Yin Loh

In this paper we present a method for designing a linear time invariant (LTI) state-feedback controller to monotonically track a constant step reference at any desired rate of convergence for any initial condition. Necessary and sufficient…

Optimization and Control · Mathematics 2014-12-08 Lorenzo Ntogramatzidis , Jean-Francois Tregouet , Robert Schmid , Augusto Ferrante

Standard model predictive control strategies imply the online computation of control inputs at each sampling instance, which traditionally limits this type of control scheme to systems with slow dynamics. This paper focuses on distributed…

Optimization and Control · Mathematics 2013-02-26 Ion Necoara , Dragos N. Clipici , Sorin Olaru

The design of general purpose processors relies heavily on a workload gathering step in which representative programs are collected from various application domains. Processor performance, when running the workload set, is profiled using…

Performance · Computer Science 2018-01-05 Elie M. Shaccour , Mohammad M. Mansour

We present a method to parallelize the stochastic cutoff (SCO) method, which is a Monte-Carlo method for long-range interacting systems. After interactions are eliminated by the SCO method, we subdivide the lattice into non-interacting…

Statistical Mechanics · Physics 2015-06-29 Eishin Endo , Yuta Toga , Munetaka Sasaki

The paper [TF19] proposes a data-driven control technique for single-input single-output feedback linearizable systems with unknown control gain by relying on a persistency of excitation assumption. This note extends those results by…

Systems and Control · Electrical Eng. & Systems 2019-09-05 Paulo Tabuada , Lucas Fraile

This paper considers the problem of real-time mode scheduling in linear time-varying switched systems subject to a quadratic cost functional. The execution time of hybrid control algorithms is often prohibitive for real-time applications…

Optimization and Control · Mathematics 2017-09-04 Anastasia Mavrommati , Jarvis A. Schultz , Todd D. Murphey

Motivated by broad applications in reinforcement learning and federated learning, we study local stochastic approximation over a network of agents, where their goal is to find the root of an operator composed of the local operators at the…

Machine Learning · Computer Science 2020-06-25 Thinh T. Doan

In this paper, we propose an extension to the Propagator algorithm for source bearing estimation by performing root decomposition which eliminates the need for spectral search over angles. Further the propagator spatial spectrum is reused…

Signal Processing · Electrical Eng. & Systems 2025-01-27 Pradeep Dheerendra , Zoltan Derzsi

This paper derives numerical bounds for and implements the splitting circle method for finding roots of a univariate polynomial in the presence of fixed precision.

Numerical Analysis · Mathematics 2022-09-13 Michael Nisenzon