Field notes / Patterns

Step 1 of 3 in the pattern system

Pattern - draft

Pattern catalog (RAG as first set)

First-domain entry for the pattern catalog; RAG grounds the first set, not the boundary.

The catalog is organized into sets—each covers a recurring problem space while sharing the glossary and connecting to notes. RAG is the first set (retrieval and evidence), not the scope of the full catalog as it grows.

Why use a catalog

Disconnected tips (chunking, top-k, reranking, hybrid search) rarely produce a coherent production design.

A catalog organizes recurring design problems into explicit cards.

Pattern card template

Standard structure for all patterns.

Intent

What problem this solves for builders and operators.

Forces

Constraints, trade-offs, and pressures you cannot ignore.

Structure

Components, interfaces, and boundaries between them.

Usage

When to apply the pattern — and when not to.

Related

Adjacent patterns and follow-on reading within the same system.

Practical value

Later sets can add the same card discipline for orchestration, evaluation, governance, and operating models without renaming the catalog’s purpose.

Then explore

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