AI Text Detection on HC3 AI-Prob
84.1Finance AccuracyVanilla
Evaluation Results
| Method | Links | |||
|---|---|---|---|---|
| VanillaBackbone=Llama-3.1-8B-Instruct2026.03 | 84.1 | 84.8 | 83.4 | |
| CAABackbone=Llama-3.1-8B-Instruct2026.03 | 62.2 | 61.3 | 65.2 | |
| LDPBackbone=Llama-3.1-8B-Instruct2026.03 | 56.8 | 63.8 | 72.4 | |
| Angular SteeringBackbone=Llama-3.1-8B-Instruct2026.03 | 56.7 | 62.6 | 65.6 | |
| ACTBackbone=Llama-3.1-8B-Instruct2026.03 | 56.3 | 61.6 | 65.1 | |
| NL-ITIBackbone=Llama-3.1-8B-Instruct2026.03 | 53.7 | 62.1 | 66.7 | |
| RePEBackbone=Llama-3.1-8B-Instruct2026.03 | 51.8 | 63.6 | 68.6 | |
| GER-SteerBackbone=Llama-3.1-8B-Instruct2026.03 | 51.5 | 60.9 | 64.1 | |
| VanillaBackbone=Qwen2.5-7B2026.03 | 50.1 | 31.3 | 25 | |
| Angular SteeringBackbone=Qwen2.5-7B2026.03 | 49.6 | 25.2 | 20.7 | |
| LDPBackbone=Qwen2.5-7B2026.03 | 48.1 | 27.9 | 20.9 | |
| RePEBackbone=Qwen2.5-7B2026.03 | 48 | 26.5 | 20.9 | |
| CAABackbone=Qwen2.5-7B2026.03 | 46.3 | 26.2 | 22 | |
| NL-ITIBackbone=Qwen2.5-7B2026.03 | 45.3 | 26.9 | 23.5 | |
| ACTBackbone=Qwen2.5-7B2026.03 | 43.2 | 26.1 | 20.3 | |
| GER-SteerBackbone=Qwen2.5-7B2026.03 | 39.8 | 24.8 | 19.7 | |
| VanillaBackbone=Gemma-2-9B-it2026.03 | 29.8 | 23.9 | 36.9 | |
| LDPBackbone=Gemma-2-9B-it2026.03 | 27.1 | 21.8 | 30.1 | |
| Angular SteeringBackbone=Gemma-2-9B-it2026.03 | 21.1 | 21.6 | 21.7 | |
| ACTBackbone=Gemma-2-9B-it2026.03 | 20.1 | 21.1 | 23.7 | |
| CAABackbone=Gemma-2-9B-it2026.03 | 19.7 | 20.6 | 25.7 | |
| RePEBackbone=Gemma-2-9B-it2026.03 | 18.9 | 21.3 | 22.1 | |
| NL-ITIBackbone=Gemma-2-9B-it2026.03 | 18.3 | 20.7 | 22.4 | |
| GER-SteerBackbone=Gemma-2-9B-it2026.03 | 16.5 | 19.9 | 20.6 |