The probability that the type of an anomalyAny irregularity, defect, or abnormal condition identified in a pipeline system that deviates from the expected or normal operating condition. Anomalies in pipe… or other featureGeneral term for an anomaly detected during an assessment. Features can be anomalies, components, nearby metallic objects, welds, appurtenances, or some other i…, once detected, will be correctly classified (e.g., as metal lossRefers to the reduction in material thickness or cross-sectional area of a pipe due to corrosion, erosion, or other forms of degradation. , dentA local change in pipe surface contour caused by an external force such as mechanical impact or rock impingement but is not accompanied by loss of metal., etc.).