Prior (ignores the input) on vitaldb-arrhythmia-abnormal@0

Run 1d493d07d294 · baseline · evaluated 2026-10-29

Scores

auroc	0.500 (0.500–0.500)
auprc	0.481 (0.399–0.567)
brier	0.257 (0.240–0.275)
accuracy	0.519 (0.433–0.601)
sensitivity	0.000 (0.000–0.000)
specificity	1.000 (1.000–1.000)
f1	0.000 (0.000–0.000)
n	20874
tokens (in / out)	0 / 0
cost (USD)	0.0000

By category

N: false-positive rate	0.000 (n=10829)
AFIB/AFL: sensitivity	0.000 (n=6269)
AVB: sensitivity	0.000 (n=35)
Patterned Atrial Ectopy: sensitivity	0.000 (n=725)
Patterned Ventricular Ectopy: sensitivity	0.000 (n=1051)
SND: sensitivity	0.000 (n=1191)
SVTA: sensitivity	0.000 (n=131)
Unclassifiable: sensitivity	0.000 (n=2)
VT: sensitivity	0.000 (n=79)
WAP/MAT: sensitivity	0.000 (n=562)

Reuse this result

Download per-item predictions (parquet) · JSON

@misc{medbench_1d493d07d294,
  title = {Prior (ignores the input) on Abnormal rhythm in 5-second intraoperative ECG (lead II) (vitaldb-arrhythmia-abnormal@0)},
  author = {{medbench.kr}},
  year = {2026},
  howpublished = {\url{https://medbench.kr/r/1d493d07d294}},
  note = {Evaluated 2026-10-29, harness p0.1, run key 5812e4ed2c05}
}

Versions

model	`medbench/prior` (medbench.kr)
task spec hash	`bd4a0b735b2cad94715419405f020eee988266255064af1de71dcffe645c95f6`
harness	`p0.1`
run key	`5812e4ed2c051fddd6eaa94b0b96d6acb6802f86dd4e54fca69ac1319846b2a7`
config	`{"data_hash": "35b6d4522b057ea66b78d7d6354160c95e2e14087c898d090512c622a9fa0247", "eval_split": "test", "prior": "train share of abnormal segments", "train_split": "train"}`

Data

VitalDB Arrhythmia Database, CC BY 4.0.

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