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Selected:How Might WeLASR (Lightweight Approach for Software Reviews)RolestormingATAM (Architecture Tradeoff Analysis Method)
| Criterion |  Innovation How Might We |  Architecture LASR (Lightweight Approach for Software Reviews) |  Innovation Rolestorming |  Architecture ATAM (Architecture Tradeoff Analysis Method) |
|---|---|---|---|---|
Purposedifferent | With a stuck problem carrying many implicit assumptions, the method translates observations into open, workable questions. It sharpens the problem frame without pre-thinking the solution, turning frustration or fuzziness into a search space with clear direction. | LASR helps development teams identify where their software falls short of important quality goals and which improvements to consider. A small group with existing system knowledge can make an initial assessment and investigate open questions in more detail. | When a search for ideas stalls, switching roles helps people step outside their own perspective and activate new logics of action. The method reduces habit because contributions arise from a different stance. This brings unfamiliar, often fitting solution approaches into play. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. |
Complexitydifferent | Low | Medium | Low | High |
Timedifferent | 30–45 min | 3–4 h for initial assessment; preparation and deeper analysis additional | 30-60 min | Several meetings plus preparation and analysis; total effort depends on scope |
Participantsdifferent | 1-10 | 1 or a small team; particularly suitable for 3–4 people | 3-12 | Evaluation team, architects, and relevant stakeholders |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | HMW Questions, Challenge Framing, Idea Prompts | Lean Mission Statement describing the software’s purpose, Prioritized quality goals and evaluation criteria, Risks and estimated gaps against quality goals, More closely examined findings and open checks | Rollenkarten, Ideenpool pro Rolle, Konsolidierte Shortlist | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations |
Tagsno overlap | FramingOpportunityIdeationQuestions | ArchitectureQualityRiskAssessmentLean | BrainstormingIdeationCreativity | ArchitectureQualityRiskTradeoffsStakeholders |