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| Criterion |  Knowledge Modeling PARA Method |  Operations Gemba Walk |  UX Research Contextual Inquiry |  Operations Kaizen Event |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. | When work processes are known only from accounts and the real context stays hidden, Contextual Inquiry makes behavior at the workplace visible. Observation and follow-up questions together show how people actually work, get interrupted, and improvise. | 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. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 1-3 h Setup, laufend | 30-120 min | 1-3 Wochen | 0.5-5 Tage |
Participantsdifferent | 1 | 2-6 | 4-12 Beobachtungen | 4-10 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Observation Notes, Improvement Ideas | Field Notes, Workflow Insights, Pain Points | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update |
Tagsno overlap | KnowledgeProductivityOrganization | LeanObservationProcessOperations | UX researchObservationContext | LeanContinuous improvementOperations |