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EURASIP Journal on Advances in Signal Processing
Fig. 8 | EURASIP Journal on Advances in Signal Processing

Fig. 8

From: Frequency estimation for underwater CW pulse by interpolation on fractional Fourier coefficients based on amplitude ratio method

Fig. 8

Estimation performance results of different algorithms for zero-padded signals versus SNRs, a simulation results of frequency estimation versus SNRs for \(\delta\) = 0.25 with N/M of 1500/2048, b simulation results of frequency estimation versus SNRs for \(\delta\) = 0.45 N/M of 1500/2048, c simulation results of frequency estimation versus SNRs for \(\delta\) = 0.25 N/M of 1024/2048, d simulation results of frequency estimation versus SNRs for \(\delta\) = 0.45 N/M of 1024/2048

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