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| Criterion |  UX Research Diary Study |  Operations Barrier Analysis |  Operations Change Analysis |
|---|---|---|---|
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. | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | For a deviation after a change, the method isolates the influence of the altered condition. It narrows down which differences are relevant and which are just accompanying noise. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 2-4 h | 45-120 min |
Participantsdifferent | 5-20 | 2-6 | 2-6 |
Formatdifferent | Async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Change Matrix, Cause Hypotheses, Validation Questions, Action List |
Tagsno overlap | UX researchTrackingBehavior | Root causeSafetyIncident | ChangeRoot causeTroubleshootingComparison |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
