Library / Music and Dance Practice Engineering Principles Framework
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Source changed 2026-10-03 11:52:20 UTC · snapshot created 2026-10-03 11:53:41 UTC · last check 2026-10-03 13:35:10 UTC

MDPE.17:3.4 - Design support and context variation for the claim

Choose direct teaching, rehearsal, reconstruction, learning, evaluation, or control Methods. Then design a probe proportionate to the claim.

ClaimUseful probe family
immediate receiving enactmentrepresentative Work under the intended support and configuration;
less-supported enactmentremove or reduce only the teacher, model, prompt, or partner cue whose absence matters to the intended use;
transferchange one relevant partner, tempo, music, material, instrument, room, cue, source example, input distribution, or task while preserving the claim boundary;
retentionrepeat representative Work after a delay under stated conditions;
source contributionuse a source-specific contrast, withdrawal, alternative source, incorrect demonstration, or other causal comparison suited to the case and qualify it through C.28;
correction and adaptationintroduce or observe a relevant error signal and inspect how the next action or receiving variant changes.

Variation is not automatically better. Use it when it can reveal cue dependence, transfer, or generalization for the current decision. A constant-practice condition can be adequate for another claim. Preserve task, exposure, fatigue, order, and support differences that could explain the result.

For human motor learning, context-sensitive recall is a useful working hypothesis. If performance disappears, first test whether it returns in the learning context. Then vary one relevant context factor. A recovered action may not have been forgotten; another context may have selected another motor memory. COIN supports this hypothesis for sensorimotor repertoires, not a universal law for every kind of learning. The practical requirement is still representative Work across the contexts in which the capability must be available.