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| Criterion |  UX Research Diary Study |  Operations Kaizen Event |  Delivery Value Stream Mapping |
|---|---|---|---|
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 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. | 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. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 0.5-5 Tage | 1-3 h |
Participantsdifferent | 5-20 | 4-10 | 4-10 |
Formatdifferent | Async | Workshop | Workshop |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Current-state map, Future-state map, Bottleneck list |
Tagsno overlap | UX researchTrackingBehavior | LeanContinuous improvementOperations | LeanFlowWasteDelivery |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
