Wavelet determination of the persistence diagram of the phase space

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Let CC be the phase space for the universal quasiperiodic factorization, with u=U∘Φu=U\circ\Phi and Φ:S1→C\Phi:S^1\to C. An appropriate wavelet basis is used to decompose the signal uu into wavelet coefficients. Wavelet persistence conjecture. The persistence diagram of H1(C)H_1(C) can be deduced from the coefficients of uu when decomposed in an appropriate wavelet basis. This would provide a way to recover the persistent homology of the phase space from wavelet data, complementing the detection of prominent specular reflections by persistent H1(C)H_1(C). The source does not state whether this claim has been proved or remains open.

References

Primary source

Michael Robinson and Zander Memon, “The Topology of Circular Synthetic Aperture Sonar Targets”, arXiv:2205.11311 (2022).

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