Making LLMs tell you how confident they really are through probe-targeted fine tuning.[R]

Just wanted to share my research regarding probe-targeted fine-tuning (LoRa) for verbal confidence calibration., If you probe the hidden states of an instruct-tuned LLM, it can tell correct from incorrect answers at 0.76–0.88 AUROC. But when you ask it directly it tends to respond with confidence at