SYSTEM ARCHITECTURE · AI DATA ENGINEERING
AI begins where code meets data
The model is one component. Reliability emerges from data, processing, logic and control working as one system.

01 · DATAWhich signals and meanings enter?
02 · PROCESSINGHow is data validated and provided?
03 · CONTROLWhere do rules, approvals and monitoring apply?
CORE METHOD
THE FOUR-LAYER MODEL
Data, processing, model/logic and control are designed separately and evaluated together.
Trace one answer backwards through model, retrieval, transformation and original source.