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| Criterion |  UX Research Diary Study |  Delivery Value Stream Mapping |  Operations Kaizen Event |
|---|---|---|---|
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 delivery work dissolves into wait times, handoffs, and hidden effort, Value Stream Mapping makes the actual flow visible. The method exposes bottlenecks, idle time, and feedback loops so lead time and improvement levers become tangible. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 1-3 h | 0.5-5 Tage |
Participantsdifferent | 5-20 | 4-10 | 4-10 |
Formatdifferent | Async | Workshop | Workshop |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Current-state map, Future-state map, Bottleneck list | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update |
Tagsno overlap | UX researchTrackingBehavior | LeanFlowWasteDelivery | LeanContinuous improvementOperations |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
