@article{dollmsknowwhattheyknowmeasuringmetacogni, title = {Do LLMs Know What They Know? Measuring Metacognitive Efficiency with Signal Detection Theory}, author = {Jon-Paul Cacioli}, year = {2026}, eprint = {2603.25112}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2603.25112}, }