A New Steganography Method for Dynamic GIF Images Based on Palette Sort

Table 2

Comparison of the steganalysis results in SPORTBase.

Feature	Methods	Payload (bpp)
		0.05	0.1	0.15	0.2	0.25
SPAM	Basic (HILL)	0.4360	0.3664	0.2949	0.2273	0.1672
	Shi et al.’s (HILL)	0.3674	0.2810	0.2039	0.1418	0.1034
	Ours (HILL)	0.4516	0.3963	0.3414	0.2875	0.2367
	Basic (UNIWARD)	0.4455	0.3829	0.3199	0.2543	0.1932
	Shi et al.’s (UNIWARD)	0.4013	0.3161	0.2429	0.1766	0.1281
	Ours (UNIWARD)	0.4563	0.4064	0.3569	0.3019	0.2489
	Basic (WOW)	0.4362	0.3633	0.2934	0.2280	0.1718
	Shi et al.’s (WOW)	0.4043	0.3249	0.2507	0.1795	0.1292
	Ours (WOW)	0.4495	0.3910	0.3341	0.2803	0.2267
SRM	Basic (HILL)	0.1723	0.0437	0.0107	0.0039	0.0018
	Shi et al.’s (HILL)	0.0961	0.0440	0.0318	0.0287	0.0272
	Ours (HILL)	0.2356	0.0982	0.0395	0.0165	0.0077
	Basic (UNIWARD)	0.1950	0.0498	0.0125	0.0036	0.0017
	Shi et al.’s (UNIWARD)	0.0922	0.0468	0.0311	0.0265	0.0238
	Ours (UNIWARD)	0.2771	0.1123	0.0433	0.0175	0.0071
	Basic (WOW)	0.1804	0.0441	0.0105	0.0036	0.0016
	Shi et al.’s (WOW)	0.0944	0.0465	0.0316	0.0260	0.0242
	Ours (WOW)	0.2616	0.1080	0.0410	0.0180	0.0085