Search Results for author: Joel A. Rosenfeld

Found 9 papers, 0 papers with code

Carleman Lifting for Nonlinear System Identification with Guaranteed Error Bounds

no code implementations30 May 2022 Moad Abudia, Joel A. Rosenfeld, Rushikesh Kamalapurkar

This paper concerns identification of uncontrolled or closed loop nonlinear systems using a set of trajectories that are generated by the system in a domain of attraction.

Singular Dynamic Mode Decompositions

no code implementations6 Jun 2021 Joel A. Rosenfeld, Rushikesh Kamalapurkar

This manuscript is aimed at addressing several long standing limitations of dynamic mode decompositions in the application of Koopman analysis.

The kernel perspective on dynamic mode decomposition

no code implementations31 May 2021 Efrain Gonzalez, Moad Abudia, Michael Jury, Rushikesh Kamalapurkar, Joel A. Rosenfeld

This manuscript revisits theoretical assumptions concerning dynamic mode decomposition (DMD) of Koopman operators, including the existence of lattices of eigenfunctions, common eigenfunctions between Koopman operators, and boundedness and compactness of Koopman operators.

Misconceptions

Control Occupation Kernel Regression for Nonlinear Control-Affine Systems

no code implementations31 May 2021 Moad Abudia, Tejasvi Channagiri, Joel A. Rosenfeld, Rushikesh Kamalapurkar

As the fundamental basis elements leveraged in approximation, higher order control occupation kernels represent iterated integration after multiplication by a given controller in a vector valued reproducing kernel Hilbert space.

regression

Occupation Kernel Hilbert Spaces for Fractional Order Liouville Operators and Dynamic Mode Decomposition

no code implementations26 Feb 2021 Joel A. Rosenfeld, Benjamin Russo, Xiuying Li

This manuscript gives a theoretical framework for a new Hilbert space of functions, the so called occupation kernel Hilbert space (OKHS), that operate on collections of signals rather than real or complex numbers.

Motion Tomography via Occupation Kernels

no code implementations7 Jan 2021 Benjamin P. Russo, Rushikesh Kamalapurkar, Dongsik Chang, Joel A. Rosenfeld

The goal of motion tomography is to recover the description of a vector flow field using information about the trajectory of a sensing unit.

Optimization and Control Functional Analysis 93-08, 46E22

Theoretical Foundations for the Dynamic Mode Decomposition of High Order Dynamical Systems

no code implementations7 Jan 2021 Joel A. Rosenfeld, Rushikesh Kamalapurkar, Benjamin P. Russo

Conventionally, data driven identification and control problems for higher order dynamical systems are solved by augmenting the system state by the derivatives of the output to formulate first order dynamical systems in higher dimensions.

Optimization and Control Functional Analysis 93-08, 46E22

Dynamic Mode Decomposition with Control Liouville Operators

no code implementations7 Jan 2021 Joel A. Rosenfeld, Rushikesh Kamalapurkar

A given feedback controller is represented through a multiplication operator and a composition of the control Liouville operator and the multiplication operator is used to express the nonlinear closed-loop system as a linear total derivative operator on RKHSs.

Optimization and Control Functional Analysis 37N35, 93B30

Efficient model-based reinforcement learning for approximate online optimal

no code implementations9 Feb 2015 Rushikesh Kamalapurkar, Joel A. Rosenfeld, Warren E. Dixon

In this paper the infinite horizon optimal regulation problem is solved online for a deterministic control-affine nonlinear dynamical system using the state following (StaF) kernel method to approximate the value function.

Model-based Reinforcement Learning reinforcement-learning +1

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