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| Criterion |  Operations Gemba Walk |  Decision Making Constraint Analysis |  Operations Getting Things Done |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | 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 an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 30-120 min | 30-90 min | 1-2 h Setup, laufend | 10-20 min daily |
Participantsdifferent | 2-6 | 2-8 | 1 | 1 |
Formatdifferent | Workshop | Workshop + async | Async | Async |
Outputdifferent | Observation Notes, Improvement Ideas | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Action Lists, Project List, Review Routine | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | LeanObservationProcessOperations | ConstraintsDecisionPlanningOptions | ProductivityPlanningTasksExecution | PlanningTime managementProductivityOperations |