Multi-bit LLM Watermarking on C4 GEMMA2-9B-BASE Max 256 Tokens
1AUCWorldCup
Evaluation Results
| Method | Links | ||||
|---|---|---|---|---|---|
| WorldCupBit Length=16 bits, k=22026.02 | 1 | 0.965 | 9.563 | 0.012 | |
| WorldCupBit Length=24 bits, k=22026.02 | 1 | 0.815 | 9.125 | 0.016 | |
| WorldCupBit Length=32 bits, k=22026.02 | 1 | 0.565 | 9.5 | 0.013 | |
| SegMarkBit Length=16 bits2026.02 | 0.999 | 0.905 | 10.94 | 2.402 | |
| BiMarkBit Length=16 bits2026.02 | 0.999 | 0.62 | 9.625 | 0.039 | |
| WorldCupBit Length=32 bits, k=12026.02 | 0.998 | 0.355 | 6.25 | 0.015 | |
| WorldCupBit Length=48 bits, k=22026.02 | 0.998 | 0.13 | 9.313 | 0.014 | |
| WorldCupBit Length=16 bits, k=12026.02 | 0.994 | 0.86 | 6.344 | 0.012 | |
| WorldCupBit Length=24 bits, k=12026.02 | 0.993 | 0.61 | 5.844 | 0.013 | |
| BiMarkBit Length=24 bits2026.02 | 0.99 | 0.415 | 9.938 | 0.043 | |
| BiMarkBit Length=32 bits2026.02 | 0.989 | 0.115 | 9.938 | 0.041 | |
| MPACBit Length=16 bits2026.02 | 0.985 | 0.5 | 12 | 0.07 | |
| WorldCupBit Length=48 bits, k=12026.02 | 0.985 | 0.01 | 5.938 | 0.013 | |
| BiMarkBit Length=48 bits2026.02 | 0.975 | 0 | 10.03 | 0.04 | |
| SegMarkBit Length=24 bits2026.02 | 0.974 | 0.695 | 10.13 | 2.853 | |
| MPACBit Length=24 bits2026.02 | 0.959 | 0.19 | 12 | 0.07 | |
| SegMarkBit Length=32 bits2026.02 | 0.955 | 0.465 | 10.25 | 3.362 | |
| MPACBit Length=32 bits2026.02 | 0.94 | 0.025 | 11.63 | 0.074 | |
| MPACBit Length=48 bits2026.02 | 0.914 | 0 | 12.19 | 0.076 | |
| SegMarkBit Length=48 bits2026.02 | 0.9 | 0.03 | 9.938 | 3.382 |