In this paper the numerical stability of the matrix-vector product, performed via FFT, is analyzed for the case of the Toeplitz-like matrices. The error appears to depend on the magnitude of the generators of the matrix. The numerical experimentation confirms the theoretical result.

Stability analysis of the matrix-vector product (via FFT) for a Toeplitz-like matrix

Favati P;
2022

Abstract

In this paper the numerical stability of the matrix-vector product, performed via FFT, is analyzed for the case of the Toeplitz-like matrices. The error appears to depend on the magnitude of the generators of the matrix. The numerical experimentation confirms the theoretical result.
2022
Istituto di informatica e telematica - IIT
Fast Fourier Transform
Stability analysis
Toeplitz-like matrix
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/418224
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