Model Card for Model ID
CS546 HW1: HC3 AI-generated text detector
Fine-tuned from sentence-transformers/all-MiniLM-L6-v2 on HC3
| Model |
HC3 test accuracy (4,668 answers) |
| Baseline: frozen embeddings + logistic regression |
0.8451 |
| Fine-tuned (5 epochs, AdamW, lr 2e-5, batch 32) |
0.9923 |
