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Table 2 SNR of the DWT-FFT-based hiding approach
From: Speech steganography using wavelet and Fourier transforms
| Cover signals | Secret signals | SegSNR (dB) |
|---|---|---|
| Female | Male | 31.86 |
| Male | Female | 32.70 |
| Male | Male | 34.45 |
| Female | Female | 31.13 |
| Average | 32.54 | |
