{"rank":null,"reference":true,"run_id":"1d493d07d294","task":"vitaldb-arrhythmia-abnormal@0","model":{"id":"medbench/prior","slug":"medbench/prior","name":"Prior (ignores the input)","type":"baseline","developer":"medbench.kr"},"tier":"baseline","metric":{"name":"auroc","value":0.5,"ci_low":0.5,"ci_high":0.5},"n":20874,"parse_rate":null,"cost_usd":0.0,"eval_date":"2026-10-29","url":"https://medbench.kr/r/1d493d07d294","status":"done","listed":true,"current_spec":true,"metrics":{"auroc":{"value":0.5,"ci_low":0.5,"ci_high":0.5},"auprc":{"value":0.4812206572769953,"ci_low":0.3988310303006456,"ci_high":0.5669187403472428},"brier":{"value":0.2571784661633262,"ci_low":0.2397841332371888,"ci_high":0.27527128977185605},"n":20874,"n_groups":110,"prevalence":0.4812206572769953,"accuracy":{"value":0.5187793427230047,"ci_low":0.4330812596527573,"ci_high":0.6011689696993544},"sensitivity":{"value":0.0,"ci_low":0.0,"ci_high":0.0},"specificity":{"value":1.0,"ci_low":1.0,"ci_high":1.0},"f1":{"value":0.0,"ci_low":0.0,"ci_high":0.0},"threshold":0.5,"by_category":{"N: false-positive rate":{"value":0.0,"n":10829},"AFIB/AFL: sensitivity":{"value":0.0,"n":6269},"AVB: sensitivity":{"value":0.0,"n":35},"Patterned Atrial Ectopy: sensitivity":{"value":0.0,"n":725},"Patterned Ventricular Ectopy: sensitivity":{"value":0.0,"n":1051},"SND: sensitivity":{"value":0.0,"n":1191},"SVTA: sensitivity":{"value":0.0,"n":131},"Unclassifiable: sensitivity":{"value":0.0,"n":2},"VT: sensitivity":{"value":0.0,"n":79},"WAP/MAT: sensitivity":{"value":0.0,"n":562}}},"config":{"data_hash":"35b6d4522b057ea66b78d7d6354160c95e2e14087c898d090512c622a9fa0247","eval_split":"test","prior":"train share of abnormal segments","train_split":"train"},"run_key":"5812e4ed2c051fddd6eaa94b0b96d6acb6802f86dd4e54fca69ac1319846b2a7","harness_version":"p0.1","task_spec_hash":"bd4a0b735b2cad94715419405f020eee988266255064af1de71dcffe645c95f6","model_id":"medbench/prior","tokens_in":0,"tokens_out":0,"dataset":{"slug":"vitaldb-arrhythmia","title":"VitalDB Arrhythmia Database","license":"CC BY 4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","citation":"Eun D, Shim K, Lee H, Lim Y, Lim H, Lee H, Lee HC. VitalDB Arrhythmia Database: An Anesthesiologist-Validated Large-Scale Intraoperative Arrhythmia Dataset with Beat and Rhythm Labels (version 1.0.0). PhysioNet. 2026. doi:10.13026/axd6-wm13"},"predictions_url":"https://medbench.kr/artifacts/1d493d07d294/predictions.parquet","bibtex":"@misc{medbench_1d493d07d294,\n  title = {Prior (ignores the input) on Abnormal rhythm in 5-second intraoperative ECG (lead II) (vitaldb-arrhythmia-abnormal@0)},\n  author = {{medbench.kr}},\n  year = {2026},\n  howpublished = {\\url{https://medbench.kr/r/1d493d07d294}},\n  note = {Evaluated 2026-10-29, harness p0.1, run key 5812e4ed2c05}\n}"}