L3
Verified — hub re-ran it
the hub re-executed the code and the headline numbers held
PyOD kNN outlier detector — ROC-AUC on PyOD's standard synthetic benchmark
Automated re-run of the headline result of 'PyOD kNN outlier detector — ROC-AUC on PyOD's standard synthetic benchmark' (arXiv:1901.01588) from its own repository. Pre-registered claim: roc_auc = 1.0 (±5%). Hub verdict: REPRODUCED.
Claims
· unverified
c1
performance
The paper's own code (https://github.com/yzhao062/pyod) reproduces roc_auc = 1.0 for 'PyOD kNN outlier detector — ROC-AUC on PyOD's standard synthetic benchmark'.
system ml-pyod-knn-synthetic-auc
metric roc_auc
value 1.0
unit roc_auc
higher_is_better True
hardware cpu-box
Artifacts 2 files · code, data, logs — integrity-checked
| role | location | size | integrity |
|---|---|---|---|
| code | https://github.com/yzhao062/pyod | — | unchecked |
| paper | https://arxiv.org/pdf/1901.01588 | — | unchecked |
Verification runs 2 run(s) · mode script · 1 machine-checked assertions
failed · runner hub-local · level→L3 · 2026-07-02T07:47:21Z
runner log →
passed · runner hub:repro-study · level→L3 · 2026-07-02T07:47:21Z
runner log →
| claim | check | expected | actual | |
|---|---|---|---|---|
| c1 | roc_auc approx | 1.0 | 1.0 | ✅ |