Linguistic Steganography on Chinese IMDB benchmark leaderboard · SOTA2 Research

Linguistic Steganography on Chinese IMDB

5.53Avg PPL (bits/token)ReTokSync

Evaluation Results

Method	Links
ReTokSync2026.04		5.53	0	0	1.85	87	8.16	19.12	99.8
Stepwise Verification2026.04		5.54	0.04	1.28	1.87	83	10.1	47.45	100
Discop2026.04		5.58	0	0	1.85	87	6.85	0	—
MWIS2026.04		5.6	0.16	1.15	1.69	74	10.61	54.89	100
Verification-based2026.04		5.78	0	0	1.61	83	45.51	564.38	100
Syncpool2026.04		6.43	0	0	1.6	69	6.93	1.17	100
MWIS2026.04		7.69	0.18	1.16	2.21	77	23.73	239	100
Syncpool2026.04		8.56	0	0	1.95	69	8.49	21.29	100
Discop2026.04		8.7	0	0	2.47	90	7	0	—
ReTokSync2026.04		8.7	0	0	2.47	90	7.4	5.71	99.8
Verification-based2026.04		9.17	0	0	2.32	87	400.13	5,616.14	100
MWIS2026.04		9.93	0.19	1.16	2.53	78	29.28	314.14	100
Verification-based2026.04		10.46	0	0	2.54	86	741.34	10,770.09	100
ReTokSync2026.04		11	0	0	2.77	91	8.07	14.14	99.7
Discop2026.04		11.61	0	0	2.77	91	7.07	0	—
Syncpool2026.04		11.71	0	0	2.24	70	15.83	123.9	100
Stepwise Verification2026.04		16.76	0.04	1.48	2.34	85	19.19	174.14	100
Basic2026.04		21.1	1.64	15.32	2.22	96	11.92	74.01	100
Stepwise Verification2026.04		21.64	0.04	1.39	2.76	86	55.51	685.15	100
Basic2026.04		56.47	2.18	15.46	3.07	98	23.22	231.71	100
Basic2026.04		104.79	2.29	16.82	3.62	99	27.01	282.04	100