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| Criterion |  UX Research Diary Study |  Decision Making Delphi Method |  Product Discovery Learning Card |  Decision Making OODA Loop |
|---|---|---|---|---|
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 knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. |
Complexitydifferent | Medium | High | Low | Medium |
Timedifferent | 1-4 Wochen | 1-4 Wochen | 25-40 min | 15-60 min je Zyklus |
Participantsdifferent | 5-20 | 6-30 Experten | 1-5 | 1-8 |
Formatdifferent | Async | Async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Expert Forecast, Consensus Range, Assumption Notes | Learning Card with evidence and next action | Situation Assessment, Decision Loop, Action Updates |
Tagsno overlap | UX researchTrackingBehavior | ForecastingExpertsDecisionStrategy | ExperimentsValidationDiscoveryLearning | DecisionChangeLearningStrategy |