Open Access
Technical Article

Table 1

A brief description of the AUL phases and levels.

Phase Phase definition AUL Level description
Phase I Discovery and viability 1 Basic research
2 Establishment of users and their requirements
3 Assess viability and current state of the art
Phase II Development, testing, and validation 4 Initial integration and verification
5 Demonstration in the relevant context
6 Completed validation
Phase III Implementation and integration into operation 7 Application prototype
8 Validation in relevant context
9 Approved for on-demand use

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