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Design constraints

The constraints behind the systems.

These are not notes. They are constraints. Determinism over probability. Structure over heuristics. Traceability over convenience.

3 decisions5 systemsDeterminism where the design specifies it
DEC-003·Reliability Engineering·Oct 2024·Active

Handling Concept Drift Without Ground Truth

Statistical proxy monitoring for RAG retrieval drift — detects distribution shift in query embeddings before ground-truth labels are available.

Drift ScopeTrace A I
DEC-002·Architecture Decision·Sep 2024·Active

Why Vector Search Cannot Be the Decision Layer in Policy Systems

Similarity retrieval can propose candidate clauses. It cannot serve as the final decision layer in a system that must be auditable, reproducible, and deterministic.

Decision GraphNorma Graph
DEC-001·System Design·Aug 2024·Active

The Cost of Abstraction in Systems

Analyzing the trade-offs between rigid schemas (Data Contracts) and flexible NoSQL in production environments.

Uni ConvertTrace A I
Push the argument

Want to debate architecture instead of trading screenshots?

These records are written to invite disagreement at the system-design level. If that is the conversation, start there.

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Applied AI systems engineering

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