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Relevance 8/10Data and MetricsIntermediate6 min read

Precision and Recall for Labelers

Precision measures correctness of predicted labels; recall measures coverage of true labels.

Why it matters for annotators

Understanding metric trade-offs helps annotators optimize for project objectives.

Visual mental model

TP, FP, FN balance -> metric interpretation.

Examples (bad vs good)

Scenario: Real annotation scenario involving Precision and Recall for Labelers

Bad: Labeling quickly without applying project rubric.

Good: Applying rubric criteria, documenting rationale, and escalating uncertainty.

Common mistakes

  • Skipping guideline details for edge cases.
  • Applying inconsistent criteria across similar samples.
  • Avoiding escalation even when uncertain.

Submission checklist

  • Read the latest guideline update before each batch.
  • Apply rubric dimensions explicitly in each decision.
  • Escalate ambiguous items with concise rationale.