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Revisiting signal analysis in the big data era

A fast and accurate time–frequency analysis is challenging for many applications, especially in the current big data era. A recent work introduces a fast continuous wavelet transform that effectively boosts the analysis speed without sacrificing the resolution of the result.

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Fig. 1: The fast continuous wavelet transform process and its comparison with the standard continuous wavelet transform.


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Correspondence to Madhur Srivastava.

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Srivastava, M. Revisiting signal analysis in the big data era. Nat Comput Sci 2, 70–71 (2022).

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