Table 6.

Comparison with six audio systems cited in the literature in terms of imperceptibility.

Watermarking method	Average SNR (dB)
Proposed	32.2133
19	31.4936
10	29.1370
9	31.0786
3	22.46
5	35.3644
7	30.30
16	26.86
17	25.26
18	26.50