A Relative Phase Based Audio Integrity Protection Method: Model and Strategy

Table 3

The similarity between the original and recovered I.O. in malicious attack experiments.

No.	Attack types	Similarity
		Random embedding (RP-AIP)	0-coefficient embedding	n-coefficient embedding
		(a)	Original	1.00	1.00	1.00
(b)	Without attacks	0.97	0.99	0.95
(h)	Cutting	0.31	0.44	0.50
(i)	Tampering (self-media)	0.24	0.46	0.62
(j)	Tampering (non-self-media)	0.19	0.33	0.57
(k)	Resampling (upsampling)	0.97	0.98	0.92
(l)	Resampling (downsampling)	0.20	0.42	0.22