Skip to main content

Table 7 Probabilistic DQ data quality metrics for permanent and occasional SHM

From: Review of data quality indicators and metrics, and suggestions for indicators and metrics for structural health monitoring

 

Indicators

Measurement

Accuracy

Precision

Consistency

Completeness

Timeliness

Accessibility

Redundancy

Relevancy

Permanent

A  ~ - ε ~N (0, 0.5)

σd = 0.03

Co ~ N(0.8, 0.39)

C ~ N (0.8, 0.39)

QTime = 1

Ac ~ N (0.6, 0.46)

R ~ N (0.8, 0.39)

Re ~ N (0.4, 0.41)

Occasional

A ~ - ε ~ N (0, 0.5)

σd = 0.03

Co ~ B(4, 0.8)

C ~ B (4, 0.8)

\({Q}_{Time}\left(T\right)={e}^{-0.2\bullet T}\)

Ac ~ B (3, 0.6)

R ~ B (4, 0.8)

Re ~ B (2, 0.4)