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| Criterion |  Facilitation Timeline |  Product Discovery Opportunity Interview |  Product Discovery Kano Model |  Facilitation Nominal Group Technique |
|---|---|---|---|---|
Purposedifferent | When a project, incident, or change process is only remembered in fragments, Timeline brings the sequence back into a readable form. It makes turning points, precursors, and after-effects recognizable over the course of time. | When opportunities are still hidden behind signals of need, it structures conversations around needs and obstacles. It looks for patterns that lead to new product opportunities. | When features need to be distinguished by their effect on satisfaction, it makes expectations and surprises comparable. It separates basic needs, performance contribution, and delight. | When loud voices could dominate a round, Nominal Group Technique protects individual thinking time from group effects. It collects ideas separately first and only then enables shared weighting. |
Complexitydifferent | Low | Medium | Medium | Medium |
Timedifferent | 30-90 min | 30-60 min je Interview | 1-2 Tage | 60-120 min |
Participantsdifferent | 2-12 | 5-12 Interviews | 10-50 | 5-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Timeline, Milestones, Insight Notes | Interview Notes, Opportunity Themes, Customer Quotes | Kano Matrix, Feature Classes, Priority Themes | Ranked Ideas, Clarified Options, Group Priority |
Tagsno overlap | TimelineFacilitationSequence | DiscoveryInterviewsOpportunityCustomer | SatisfactionPrioritizationCustomer | FacilitationPrioritizationVotingInclusion |