Wavelet-based observables are eigenfunctions of the Koopman semigroup, yielding closed-form expressions and the cWDMD algorithm that extends EDMD for numerical approximation, validated on two examples.
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Wavelet-Based Observables for Koopman Analysis: An Extended Dynamic Mode Decomposition Framework
Wavelet-based observables are eigenfunctions of the Koopman semigroup, yielding closed-form expressions and the cWDMD algorithm that extends EDMD for numerical approximation, validated on two examples.