5Reporting and Metrics
An essential aspect of the rollout and operation of a TAS is the objective evaluation of its success, quality, and added value. However, these measurements can only be used as a meaningful basis for decision-making if they are published in comprehensible reports and consistently taken into account by all the relevant stakeholders.
This chapter introduces the basic concepts of metrics and validity (section 5.1). It also provides examples of internal and external TAS metrics (section 5.2), it details how to implement them in a TAS (section 5.3), and how to publish and visualize them in the form of reports (section 5.4).
5.1Metrics and Validity
In theory, any measurement (i.e., the assignment of a numerical value based ...
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