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| Criterion |  Architecture ARID (Active Reviews for Intermediate Designs) |  Operations A3 Problem Solving |  Innovation TRIZ |  Innovation Design Sprint |
|---|---|---|---|---|
Purposedifferent | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | For technical contradictions or trade-offs, the method looks for solutions that resolve opposing requirements at the same time. It translates limits into an explicit picture of conflict that becomes workable. This produces not just compromises but more elegant principles. | When the product question is unclear and time pressure is high, the method takes a team from an open idea to a testable solution. It connects problem understanding, decision, and learning in one compact format, lowering the risk of spending a lot of energy on a mere guess. |
Complexitydifferent | Medium | Medium | High | High |
Timedifferent | 2–4 h review as a planning range; preparation and evaluation additional | 45-90 min | 1-4 h | 4-5 Tage |
Participantsdifferent | Designers, developers as users, and facilitation | 2-5 | 2-8 | 5-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | A3 Report, Action Plan, Root Cause Analysis | Contradiction Statement, Inventive Principles, Solution Concepts | Prototype, Test Findings, Decision Rationale |
Tagsno overlap | ArchitectureEngineeringFeedbackValidationTasks | LeanProblem solvingCoachingOperations | InnovationProblem solvingContradictionsCreativity | Design sprintPrototypeValidationInnovation |