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| Criterion |  Knowledge Modeling PARA Method |  Operations A3 Problem Solving |  Operations After-Action Review |  Operations Gemba Walk |
|---|---|---|---|---|
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. | 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. | 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. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 1-3 h Setup, laufend | 45-90 min | 20-45 min | 30-120 min |
Participantsdifferent | 1 | 2-5 | 3-12 | 2-6 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | A3 Report, Action Plan, Root Cause Analysis | Lessons learned, Action items, Event summary | Observation Notes, Improvement Ideas |
Tagsno overlap | KnowledgeProductivityOrganization | LeanProblem solvingCoachingOperations | LearningOperationsImprovement | LeanObservationProcessOperations |