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- W2920342961 abstract "We analyze the Dynamic Mode Decomposition (DMD) algorithm as applied to multivariate time-series data. Our analysis reveals the critical role played by the lag-one cross-correlation, or cross-covariance, terms. We show that when the rows of the multivariate time series matrix can be modeled as linear combinations of lag-one uncorrelated latent time series that have a non-zero lag-one autocorrelation, then in the large sample limit, DMD perfectly recovers, up to a column-wise scaling, the mixing matrix, and thus the latent time series. We validate our findings with numerical simulations, and demonstrate how DMD can be used to unmix mixed audio signals." @default.
- W2920342961 created "2019-03-11" @default.
- W2920342961 creator A5062069277 @default.
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- W2920342961 date "2018-11-01" @default.
- W2920342961 modified "2023-09-23" @default.
- W2920342961 title "THE FINITE SAMPLE PERFORMANCE OF DYNAMIC MODE DECOMPOSITION" @default.
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- W2920342961 doi "https://doi.org/10.1109/globalsip.2018.8646587" @default.
- W2920342961 hasPublicationYear "2018" @default.
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