The through-life HCD approach identifies the users (operators, maintainers, support staff and people affected) and their characteristics, derives user needs and human factors requirements with acceptance criteria in project documentation, and involves users in developing and testing the solution, including software updates and testing after AI training or retraining. Established human factors principles, suitable methods and data, and the principles of transparency, explainability and interpretability shape the design and user interfaces so users can understand system behaviour.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.