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- W2369996760 abstract "As a latest signal analysis toolkit,wavelet transform receives increasing interest from scholars.However,the correlation between the wavelet scale and frequency is an outstanding problem.This paper proposed a sinusoid model to estimate the central frequency of mother wavelets,besides,the model is generalized to the situation of arbitrary sample interval and arbitrary scale of wavelet.Moreover,traditional gradient-based optimization method will find local optimum due to the non-convex property of the model,therefore,a novel Rossler-attractor based Particle Swarm Optimization(RPSO) method was proposed.Experiments gave the center frequencies of all common wavelets,and applied the proposed method in the field communication signal detection to validate its effectiveness and efficiency." @default.
- W2369996760 created "2016-06-24" @default.
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- W2369996760 date "2011-01-01" @default.
- W2369996760 modified "2023-09-22" @default.
- W2369996760 title "Wavelet frequency estimation method and its application in communication signal detection" @default.
- W2369996760 hasPublicationYear "2011" @default.
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