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| Criterion |  Operations DMAIC |  Knowledge Modeling IBIS |  Operations ALPEN Method |  Decision Making Constraint Analysis |
|---|---|---|---|---|
Purposedifferent | For a process problem with fluctuating performance, the method brings analysis and improvement into a disciplined sequence. It creates a framework in which numbers, causes, and control come together. | IBIS structures thinking about complex questions as a sequence of issues, ideas, and arguments. The method keeps discussions open without forcing them into premature consensus. | 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. | 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. |
Complexitydifferent | High | Medium | Low | Low |
Timedifferent | 2-12 Wochen | 1-3 h | 10-20 min daily | 30-90 min |
Participantsdifferent | 3-10 | 2-8 | 1 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | Project Charter, Measurement Plan, Cause Analysis, Control Plan | Issue Map, Positions, Argument Notes | Daily Plan, Time Estimates, Review Notes | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries |
Tagsno overlap | Continuous improvementQualityProcess improvement | RationaleKnowledgeDecision | PlanningTime managementProductivityOperations | ConstraintsDecisionPlanningOptions |