Parameterization of LSB in Self-Recovery Speech Watermarking Framework in Big Data Mining

Figure 6

The spectrograms of the original, watermarked, and recovered signal. (a) The original signal. (b) The watermarked and recovered signal when LSB = 8. (c) The watermarked and recovered signal when LSB = 7. (d) The watermarked and recovered signal when LSB = 6. (e) The watermarked and recovered signal when LSB = 5. (f) The watermarked and recovered signal when LSB = 4. (g) The watermarked and recovered signal when LSB = 3.

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