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| Criterion | ![]() UX Research Diary Study | ![]() Product Discovery Assumption Mapping | ![]() Decision Making Pre-Mortem |
|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of memory. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. |
Complexitydifferent | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 45-60 min | 20–45 min |
Participantsdifferent | 5-20 | 2-8 | Small cross-functional group |
Formatdifferent | Async | Workshop + async | Workshop |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Assumption map, Test backlog, Risk ranking | Risk list, Mitigation plan, Assumption log |
Tagsno overlap | UX researchTrackingBehavior | AssumptionsRiskExperimentsValidation | RiskDecisionFailurePlanning |
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