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magnus919_agent-skills/training-data-annotation/references/annotator-quality.md
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Magnus HedemarkandGitHub 347c1d3ae7 feat(training-data-annotation): add annotation methodology (#506)
* feat(skill): add training data annotation methodology

* docs(training-data-annotation): register skill and clarify stopping boundary
2026-09-14 17:26:30 -04:00

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# Annotator quality and disagreement
Qualify people against the actual task, language/domain needs, accessibility,
and confidentiality requirements. Provide practice items with feedback before
production work; measure fatigue, throughput, abstention, and error patterns, not
just speed.
Use blinded calibration items and periodic blind repeats. Choose agreement or
reliability statistics appropriate to nominal, ordinal, continuous, span, or
ranking labels; route the choice and uncertainty calculation to `data-scientist`.
Agreement is evidence about reproducibility under the guide, not proof that the
majority is correct.
Classify disagreement as ambiguity, missing evidence, guide defect, annotator
mistake, or model-induced anchoring. Adjudication records the decision rule,
authority, evidence, and whether already labeled items need re-review. Preserve
the original labels and disagreement for audit. If preannotations are visible,
compare with a blinded control to estimate anchoring and treat the result as a
workflow effect.