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Multiresolution analysis in non-homogeneous media. (English) Zbl 0850.42011

Wavelets. Time-frequency methods and phase space, Proc. Int. Conf., Marseille/Fr. 1987, 259-262 (1989).

MSC:

42C15 General harmonic expansions, frames
65T50 Numerical methods for discrete and fast Fourier transforms
94A12 Signal theory (characterization, reconstruction, filtering, etc.)