DriftGuard — AI-Powered ESS Screening

250

Total Screened

120 (48.0%)

Flagged Parts

98.4%

Est. Recall

±1.8µA

Mean Drift MAE

Flagged Parts(120)

Part ID	Lot	IF Score	ECOD Score	Fused	Lot %ile	Status
#0402-009	L-0402	0.942	28.97	0.974	100th	Anomaly
#0401-022	L-0401	0.913	26.35	0.961	100th	Anomaly
#0405-025	L-0405	0.873	26.00	0.943	100th	Anomaly
#0401-041	L-0401	0.862	26.18	0.938	97.9th	Anomaly
#0402-005	L-0402	0.835	26.25	0.926	98.1th	Anomaly
#0403-003	L-0403	0.824	26.24	0.921	100th	Anomaly
#0402-025	L-0402	0.810	21.64	0.915	96.2th	Anomaly
#0403-013	L-0403	0.778	20.31	0.900	97.8th	Anomaly
#0401-033	L-0401	0.717	20.01	0.873	95.8th	Anomaly
#0404-034	L-0404	0.706	22.49	0.868	100th	Anomaly
#0401-009	L-0401	0.685	25.27	0.858	93.8th	Anomaly
#0402-017	L-0402	0.676	25.10	0.854	94.2th	Anomaly
#0405-007	L-0405	0.645	28.00	0.840	98th	Anomaly
#0404-012	L-0404	0.625	28.21	0.831	98.2th	Anomaly
#0403-028	L-0403	0.603	24.76	0.821	95.6th	Anomaly
#0405-020	L-0405	0.603	21.25	0.821	96th	Anomaly
#0404-024	L-0404	0.729	17.23	0.802	96.4th	Anomaly
#0404-003	L-0404	0.790	16.18	0.800	94.5th	Anomaly
#0403-006	L-0403	0.626	18.54	0.791	93.3th	Anomaly
#0405-028	L-0405	0.408	22.14	0.734	94th	Warning
#0403-018	L-0403	0.398	20.97	0.729	91.1th	Warning
#0401-023	L-0401	0.435	18.41	0.702	91.7th	Warning
#0405-049	L-0405	0.447	18.10	0.699	92th	Warning
#0403-035	L-0403	0.340	19.35	0.685	88.9th	Warning
#0404-014	L-0404	0.243	21.28	0.659	92.7th	Warning
#0403-044	L-0403	0.376	17.77	0.658	86.7th	Warning
#0401-001	L-0401	0.376	17.63	0.654	89.6th	Warning
#0401-040	L-0401	0.429	16.31	0.642	87.5th	Warning
#0404-049	L-0404	0.218	19.27	0.628	90.9th	Warning
#0405-024	L-0405	0.350	16.96	0.624	90th	Warning
#0402-024	L-0402	0.294	17.62	0.617	92.3th	Warning
#0401-004	L-0401	0.364	16.31	0.612	85.4th	Warning
#0401-039	L-0401	0.419	15.36	0.611	83.3th	Warning
#0402-040	L-0402	0.395	15.72	0.610	90.4th	Warning
#0404-037	L-0404	0.262	17.70	0.605	89.1th	Warning
#0405-045	L-0405	0.260	17.74	0.605	88th	Warning
#0405-047	L-0405	0.391	15.43	0.600	86th	Warning
#0404-031	L-0404	0.285	17.08	0.598	87.3th	Warning
#0402-015	L-0402	0.271	16.70	0.581	88.5th	Warning
#0405-032	L-0405	0.442	13.83	0.579	84th	Warning
#0401-047	L-0401	0.446	13.67	0.577	81.3th	Warning
#0405-036	L-0405	0.296	16.12	0.576	82th	Warning
#0403-030	L-0403	0.253	16.76	0.575	84.4th	Warning
#0401-045	L-0401	0.236	16.85	0.569	79.2th	Warning
#0403-011	L-0403	0.359	14.73	0.566	82.2th	Warning
#0401-044	L-0401	0.442	13.30	0.565	77.1th	Warning
#0402-032	L-0402	0.342	14.93	0.565	86.5th	Warning
#0404-030	L-0404	0.208	17.13	0.565	85.5th	Warning
#0403-032	L-0403	0.434	13.40	0.564	80th	Warning
#0403-037	L-0403	0.446	13.20	0.564	80th	Warning
#0401-035	L-0401	0.290	15.64	0.561	75th	Warning
#0401-037	L-0401	0.377	14.23	0.561	75th	Warning
#0403-014	L-0403	0.315	15.16	0.559	75.6th	Warning
#0404-008	L-0404	0.019	25.01	0.559	83.6th	Warning
#0404-022	L-0404	0.182	17.22	0.556	81.8th	Warning
#0405-041	L-0405	0.390	13.77	0.554	80th	Warning
#0405-042	L-0405	0.309	15.10	0.554	80th	Warning
#0402-010	L-0402	0.159	17.27	0.546	84.6th	Warning
#0402-033	L-0402	0.429	12.74	0.544	82.7th	Warning
#0404-043	L-0404	0.333	14.25	0.542	80th	Warning
#0405-029	L-0405	0.352	13.87	0.540	76th	Warning
#0401-043	L-0401	0.396	13.13	0.539	70.8th	Warning
#0404-042	L-0404	0.325	14.29	0.539	78.2th	Warning
#0404-050	L-0404	0.355	13.67	0.536	76.4th	Warning
#0405-001	L-0405	0.301	14.55	0.536	74th	Warning
#0401-048	L-0401	0.343	13.75	0.532	68.8th	Warning
#0403-001	L-0403	0.348	13.61	0.531	73.3th	Warning
#0405-013	L-0405	0.163	16.64	0.531	72th	Warning
#0405-023	L-0405	0.076	17.93	0.527	70th	Warning
#0402-041	L-0402	0.261	14.87	0.526	80.8th	Warning
#0405-017	L-0405	0.190	15.95	0.524	68th	Warning
#0403-020	L-0403	0.155	16.47	0.523	71.1th	Warning
#0402-039	L-0402	0.283	14.36	0.522	78.8th	Warning
#0404-026	L-0404	0.126	16.91	0.522	74.5th	Warning
#0404-052	L-0404	0.290	14.20	0.521	72.7th	Warning
#0403-021	L-0403	0.369	12.88	0.520	68.9th	Warning
#0404-018	L-0404	0.003	18.79	0.518	70.9th	Warning
#0403-040	L-0403	0.245	14.79	0.517	66.7th	Warning
#0402-001	L-0402	0.192	15.58	0.515	76.9th	Warning
#0402-002	L-0402	0.338	13.19	0.515	76.9th	Warning
#0402-049	L-0402	0.405	12.11	0.515	76.9th	Warning
#0404-029	L-0404	0.368	12.56	0.511	69.1th	Warning
#0404-001	L-0404	0.439	11.37	0.510	67.3th	Warning
#0403-015	L-0403	0.393	12.08	0.509	64.4th	Warning
#0404-007	L-0404	0.438	11.31	0.508	65.5th	Warning
#0402-037	L-0402	0.099	16.79	0.506	71.2th	Warning
#0403-017	L-0403	0.172	15.60	0.506	62.2th	Warning
#0404-048	L-0404	0.193	15.24	0.506	63.6th	Warning
#0402-045	L-0402	0.310	13.28	0.505	69.2th	Warning
#0405-038	L-0405	0.433	11.29	0.505	66th	Warning
#0401-006	L-0401	0.211	14.84	0.503	66.7th	Warning
#0405-030	L-0405	0.225	14.56	0.502	64th	Warning
#0401-017	L-0401	0.365	12.25	0.501	64.6th	Warning
#0405-014	L-0405	0.441	10.94	0.499	62th	Warning
#0405-022	L-0405	0.038	17.44	0.497	60th	Warning
#0402-029	L-0402	0.321	12.73	0.495	67.3th	Warning
#0404-036	L-0404	0.366	11.80	0.489	61.8th	Warning
#0402-007	L-0402	0.083	16.25	0.484	65.4th	Warning
#0403-041	L-0403	0.331	12.20	0.484	60th	Warning
#0401-042	L-0401	0.002	17.34	0.478	62.5th	Warning
#0401-036	L-0401	0.126	15.22	0.475	60.4th	Warning
#0405-034	L-0405	0.334	11.70	0.472	58th	Warning
#0404-053	L-0404	0.396	10.62	0.470	60th	Warning
#0405-008	L-0405	0.161	14.40	0.469	56th	Warning
#0402-027	L-0402	0.071	15.86	0.468	63.5th	Warning
#0404-017	L-0404	0.419	10.10	0.466	58.2th	Warning
#0405-048	L-0405	0.368	10.88	0.465	54th	Warning
#0403-038	L-0403	0.371	10.82	0.464	57.8th	Warning
#0403-025	L-0403	0.276	12.31	0.463	55.6th	Warning
#0405-019	L-0405	0.168	14.01	0.461	52th	Warning
#0401-046	L-0401	0.215	13.20	0.460	58.3th	Warning
#0402-020	L-0402	0.287	11.98	0.459	61.5th	Warning
#0401-026	L-0401	0.237	12.79	0.458	56.3th	Warning
#0403-005	L-0403	0.123	14.59	0.457	53.3th	Warning
#0401-014	L-0401	0.143	14.25	0.456	54.2th	Warning
#0402-008	L-0402	0.052	15.64	0.453	59.6th	Warning
#0404-051	L-0404	0.043	15.78	0.453	56.4th	Warning
#0401-032	L-0401	0.103	14.67	0.450	52.1th	Warning
#0402-036	L-0402	0.100	14.71	0.450	57.7th	Warning
#0404-021	L-0404	0.314	11.23	0.450	54.5th	Warning

Module A — IF × ECOD Space

Click a point to drill into the part. Dashed lines mark threshold boundaries.

Lot Drift Trends

Lot L-0401Warning

Parts

Flagged

2026-08-12

Lot L-0402Warning

Parts

Flagged

2026-08-19

Lot L-0403Warning

Parts

Flagged

2026-08-26

Lot L-0404Warning

Parts

Flagged

2026-09-02

Lot L-0405Warning

Parts

Flagged

2026-09-09

Override Audit Trail(8)

REJECT#0401-012L-0401

Leakage spike at 96h confirmed via re-test — gate oxide degradation suspected

Dr. Meera Krishnan•2026-08-14 09:22

ACCEPT#0401-034L-0401

ECOD flag driven by tpd_96h outlier — tpd within spec on manual re-measure

Rajesh Iyer•2026-08-14 11:05

REJECT#0402-007L-0402

Multi-param drift (Type 3) — Iddq and leakage both trending up, early rejection

Dr. Meera Krishnan•2026-08-21 08:45

ACCEPT#0402-041L-0402

Borderline fused score (0.52) — physics curve stable, lot percentile 62nd — pass

Anil Sharma•2026-08-21 14:30

REJECT#0403-019L-0403

Slope exceeds 3σ lot threshold — predicted 168h value 42.1µA vs baseline 38.6µA

Priya Nair•2026-08-28 10:15

ACCEPT#0404-023L-0404

IF score high (0.68) but ECOD low (3.2) — isolated multivariate pattern, no single-param tail

Rajesh Iyer•2026-09-04 09:00

REJECT#0404-048L-0404

99.7th percentile in lot — leakage_96h contributed 8.2 of 11.4 total ECOD score

Dr. Meera Krishnan•2026-09-04 16:20

REJECT#0405-015L-0405

Non-monotonic jump at 96h checkpoint — classic latent defect activation signature

Anil Sharma•2026-09-10 11:30