| Term | Meaning |
|---|
| Damage | Change in the condition of a structure, structural components or structural members that can unfavourably affect its current of future structural performance. |
| Damage assessment | Process of ascertaining the severity of the damage to a structure |
| Damage characterization | Process of determining the time of occurrence, the physical location, the size and other features of the damage. |
| Damage detection | Process of ascertaining whether the damage to structure exists or not |
| Damage feature | Quantifiable property or pattern, sensitive to damage. It can be either directly monitored or extracted from inspection, monitoring or testing data. |
| Damage indicator | A measurable and/or testable parameter that serves for quantitative or qualitative damage detection, damage localisation and/or damage characterisation. |
| Damage localization | Process of ascertaining where the damage to structure is located |
| Data | Discrete and objective observations, facts and/or records of events with a potential to be transformation into applicable information |
| Data acquisition | Gathering data from all of the data sources that were identified as relevant for the acquisition objectives. |
| Data aggregation | Integrating multiple data sets together to arrive at a unified view, reconciling differences in e.g. data structure or semantics. |
| Data analysis | Transformation of data into applicable information, which typically involves one or more types of analytics. |
| Data cleansing | Establishing validation rules, identifying, removing and/or correcting and any invalid (e.g. corrupted or erroneous measurements) from a data set |
| Data extraction | Removing disparate data and transforming it into a format that the underlying solution can use for the purpose of the data analysis |
| Data filtering | Filtering for the removal of corrupt data or data that has been deemed to have no value to the data analysis objectives. |
| Data format | Predetermined arrangement of data on a data medium |
| Data set | Named collection of data quantifying something that can or could be observed in reality. |
| Data storage | Use of recording media to retain data sets.1
- 1 The most prevalent forms of data storage are file storage, block storage, and object storage, with each being ideal for different purposes.
|
| Demolition | The process of dismantling and removal of existing structures. |
| Dependability | Ability to perform as and when required.1,2
1 Dependability includes availability, safety, security, durability, economics and their influencing factors (reliability, maintainability, maintenance support performance, conditions of use and operators influence).
2 Dependability is used as a collective term for the time-related quality characteristics of an item. |