View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  UX Research Diary Study |  Knowledge Modeling Concept Mapping |  Agile Three Amigos |  Operations 8D Problem Solving |
|---|---|---|---|---|
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. | Concept Mapping arranges terms and relationships in a network that makes subject-matter connections tangible. It fits when a topic needs to be understood structurally rather than linearly. | When story, test, and implementation could drift apart, it brings business perspective, engineering, and quality together early. It prevents a story from being read differently only late in the process. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Medium | Medium | Low | High |
Timedifferent | 1-4 Wochen | 1-2 h | 15-30 min | 1-6 Wochen |
Participantsdifferent | 5-20 | 1-8 | 3 | 4-10 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Concept Map, Relationship Labels, Knowledge Gaps | Clarified Story, Test Examples, Open Questions | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | UX researchTrackingBehavior | KnowledgeConceptsMappingSensemaking | CollaborationBehavior-Driven DevelopmentQualityRefinement | QualityProblem solvingRoot cause |