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| Criterion |  Decision Making Constraint Analysis |  Decision Making Decision Tree |  Operations Gemba Walk |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | 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. | For decisions with follow-on paths and dependencies, a linear comparison is often not enough. A Decision Tree shows how options branch under conditions and which consequences hang on each branch. | 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. | 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 | Medium | Low | Low |
Timedifferent | 30-90 min | 30-90 min | 30-120 min | 10-20 min daily |
Participantsdifferent | 2-8 | 1-6 | 2-6 | 1 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Async |
Outputdifferent | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Decision Tree, Option Map, Assumption List | Observation Notes, Improvement Ideas | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ConstraintsDecisionPlanningOptions | DecisionTreeOptions | LeanObservationProcessOperations | PlanningTime managementProductivityOperations |