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| Criterion |  Knowledge Modeling PARA Method |  Operations After-Action Review |  Operations Gemba Walk |  Operations A3 Problem Solving |
|---|---|---|---|---|
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. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. | 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. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. |
Complexitydifferent | Medium | Low | Low | Medium |
Timedifferent | 1-3 h Setup, laufend | 20-45 min | 30-120 min | 45-90 min |
Participantsdifferent | 1 | 3-12 | 2-6 | 2-5 |
Formatdifferent | Async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Lessons learned, Action items, Event summary | Observation Notes, Improvement Ideas | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | KnowledgeProductivityOrganization | LearningOperationsImprovement | LeanObservationProcessOperations | LeanProblem solvingCoachingOperations |