Audio Watermarking Algorithm with a Synchronization Mechanism Based on Spectrum Distribution

<div>Two binary watermarks: (a) the first watermark is an image with dimensions of 64 × 64; (b) the second watermark is an image with dimensions of 128 × 32.</div>

Security and Communication Networks

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Figure 4

Figure 4: Audio Watermarking Algorithm with a Synchronization Mechanism Based on Spectrum Distribution 