Resources

Field notes from the data trenches

Practical guides, benchmarks, and case studies for ML engineers and AI founders shipping production models.

Playbook

The 2026 AI Training Data Playbook

A 40-page field guide for ML teams scaling data operations — schema design, IAA targets, vendor scoring, synthetic data tradeoffs, and a sample SOW you can fork.

12 min read

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40

pages of field-tested guidance

12

real project SOW templates

8

evaluation rubrics included

3

industries deeply covered

Latest articles

Guide

Designing annotation schemas that survive contact with production

Why label taxonomies break at scale, and a 6-step process for building one that doesn't.

May 20268 min read

Benchmark

Synthetic vs. real data: when each wins for medical NLP

We trained the same architecture on three data mixes. Results, charts, and recommendations inside.

Apr 202611 min read

Case Study

How a fintech labeled 1M transactions without leaking PII

A walkthrough of the pipeline, controls, and SLA that delivered a production fraud dataset in 6 weeks.

Mar 20269 min read

Guide

Inter-annotator agreement: the metric most teams calculate wrong

Cohen's kappa, Krippendorff's alpha, and when to use which — with worked examples in Python.

Feb 20267 min read

Playbook

From PDFs to RAG: a production vectorization pipeline

OCR, layout parsing, chunking, embedding selection, and evaluation — the full stack.

Feb 202613 min read

Guide

Fine-tuning vs. RAG vs. prompting: a decision framework

A practical flowchart for picking the right adaptation strategy based on data, latency, and budget.

Jan 20266 min read

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