Pre-training data detection on MIMIR
0.69AUROC (Wikipedia)Min-k++
Evaluation Results
| Method | Links | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Min-k++Target Model Size=6.9B2026.03 | 0.69 | 0.86 | 0.56 | 0.6 | 0.7 | 0.75 | 0.6 | 0.67 | |
| Min-kTarget Model Size=6B2026.03 | 0.68 | 0.89 | 0.57 | 0.81 | 0.79 | 0.93 | 0.62 | 0.73 | |
| Min-kTarget Model Size=6.9B2026.03 | 0.68 | 0.9 | 0.56 | 0.74 | 0.78 | 0.92 | 0.62 | 0.75 | |
| Min-k++Target Model Size=6B2026.03 | 0.68 | 0.86 | 0.55 | 0.71 | 0.64 | 0.79 | 0.57 | 0.63 | |
| FSDTarget Model Size=6B2026.03 | 0.67 | 0.8 | 0.55 | 0.71 | 0.78 | 0.85 | 0.6 | 0.66 | |
| Min-kTarget Model Size=2.7B2026.03 | 0.66 | 0.88 | 0.56 | 0.52 | 0.78 | 0.93 | 0.65 | 0.71 | |
| ZLibTarget Model Size=6B2026.03 | 0.65 | 0.91 | 0.55 | 0.78 | 0.78 | 0.81 | 0.6 | 0.67 | |
| ZLibTarget Model Size=6.9B2026.03 | 0.65 | 0.91 | 0.55 | 0.73 | 0.77 | 0.81 | 0.6 | 0.72 | |
| Min-kTarget Model Size=6.7B2026.03 | 0.65 | 0.76 | 0.56 | 0.8 | 0.65 | 0.92 | 0.59 | 0.69 | |
| Min-k++Target Model Size=2.7B2026.03 | 0.65 | 0.84 | 0.54 | 0.51 | 0.6 | 0.77 | 0.53 | 0.6 | |
| FSDTarget Model Size=6.9B2026.03 | 0.65 | 0.77 | 0.55 | 0.63 | 0.7 | 0.74 | 0.56 | 0.62 | |
| GDSTarget Model Size=6.7B2026.03 | 0.65 | 0.88 | 0.59 | 0.84 | 0.78 | 0.94 | 0.6 | 0.74 | |
| GDSTarget Model Size=6.9B2026.03 | 0.65 | 0.92 | 0.57 | 0.79 | 0.78 | 0.95 | 0.57 | 0.76 | |
| GDSTarget Model Size=6B2026.03 | 0.64 | 0.92 | 0.59 | 0.85 | 0.79 | 0.95 | 0.6 | 0.75 | |
| GDSTarget Model Size=7B2026.03 | 0.64 | 0.91 | 0.59 | 0.82 | 0.77 | 0.95 | 0.58 | 0.7 | |
| Min-kTarget Model Size=7B2026.03 | 0.63 | 0.83 | 0.52 | 0.79 | 0.7 | 0.32 | 0.59 | 0.6 | |
| GDSTarget Model Size=2.7B2026.03 | 0.63 | 0.9 | 0.59 | 0.84 | 0.78 | 0.95 | 0.58 | 0.73 | |
| ZLibTarget Model Size=2.7B2026.03 | 0.62 | 0.9 | 0.55 | 0.52 | 0.77 | 0.82 | 0.68 | 0.65 | |
| FSDTarget Model Size=2.7B2026.03 | 0.61 | 0.77 | 0.55 | 0.52 | 0.72 | 0.58 | 0.61 | 0.61 | |
| Min-k++Target Model Size=6.7B2026.03 | 0.6 | 0.56 | 0.54 | 0.72 | 0.53 | 0.67 | 0.51 | 0.56 | |
| FSDTarget Model Size=6.7B2026.03 | 0.6 | 0.62 | 0.54 | 0.79 | 0.55 | 0.6 | 0.57 | 0.59 | |
| FSDTarget Model Size=7B2026.03 | 0.6 | 0.72 | 0.52 | 0.56 | 0.52 | 0.53 | 0.51 | 0.55 | |
| ZLibTarget Model Size=6.7B2026.03 | 0.59 | 0.79 | 0.55 | 0.78 | 0.68 | 0.8 | 0.58 | 0.63 | |
| ZLibTarget Model Size=7B2026.03 | 0.58 | 0.86 | 0.52 | 0.77 | 0.71 | 0.23 | 0.58 | 0.58 | |
| PPLTarget Model Size=6B2026.03 | 0.57 | 0.79 | 0.57 | 0.78 | 0.79 | 0.79 | 0.62 | 0.66 | |
| PPLTarget Model Size=2.7B2026.03 | 0.56 | 0.78 | 0.56 | 0.52 | 0.78 | 0.78 | 0.65 | 0.64 | |
| PPLTarget Model Size=6.7B2026.03 | 0.56 | 0.78 | 0.56 | 0.78 | 0.65 | 0.65 | 0.59 | 0.62 | |
| PPLTarget Model Size=6.9B2026.03 | 0.56 | 0.9 | 0.56 | 0.78 | 0.78 | 0.91 | 0.62 | 0.73 | |
| PPLTarget Model Size=7B2026.03 | 0.56 | 0.83 | 0.52 | 0.72 | 0.7 | 0.31 | 0.59 | 0.59 | |
| Min-k++Target Model Size=7B2026.03 | 0.56 | 0.73 | 0.51 | 0.7 | 0.57 | 0.22 | 0.53 | 0.53 |