2 papers
math.NA2021
The Estimation of Approximation Error using the Inverse Problem and the Set of Numerical Solutions
Aleksey Alekseev, Alexander Bondarev
The Inverse Problem for the estimation of a point-wise approximation error occurring at the discretization and solving of the system of partial differential equations is addressed.…
physics.flu-dyn2016
On Relationship of Koopman Eigenvalues and Frequencies in Dynamic Mode Decomposition
Aleksey Alekseev
The frequency estimation from the Koopman eigenvalues (phase angles) obtained via Dynamic Mode Decomposition (DMD) is addressed. Since the calculations of the frequencies from the…