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| Criterion |  UX Research Diary Study |  Operations ALPEN Method |  Decision Making Constraint Analysis |  Operations Getting Things Done |
|---|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of 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. | 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. |
Complexitydifferent | Medium | Low | Low | Medium |
Timedifferent | 1-4 Wochen | 10-20 min daily | 30-90 min | 1-2 h Setup, laufend |
Participantsdifferent | 5-20 | 1 | 2-8 | 1 |
Formatdifferent | Async | Async | Workshop + async | Async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Daily Plan, Time Estimates, Review Notes | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Action Lists, Project List, Review Routine |
Tagsno overlap | UX researchTrackingBehavior | PlanningTime managementProductivityOperations | ConstraintsDecisionPlanningOptions | ProductivityPlanningTasksExecution |