Writing

From the field.

Real lessons from building and deploying AI.

MG Signal · Machine Learning · Anomaly Detection

Why We Stopped Using Western Electric Rules

26 August 2026 · 2 min read

The zone rules assume a distribution most real processes don't have. We kept Rule 1, made the limits adaptive, and handled drift as a separate problem.

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MG Signal · Gen AI · Agentic AI

The Model Is Only 10% of Your AI Agent

29 July 2026 · 2 min read

In any agentic system, the model is about 10%. The other 90% is data engineering. An anatomy of one agent turn—and why the leverage was never in the model.

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