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Selected:VUCA ScanFailure Mode and Effects AnalysisSAAM (Software Architecture Analysis Method)Fishbone Diagram
| Criterion |  Systems Thinking VUCA Scan |  Operations Failure Mode and Effects Analysis |  Architecture SAAM (Software Architecture Analysis Method) |  Operations Fishbone Diagram |
|---|---|---|---|---|
Purposedifferent | The VUCA Scan helps read difficult situations more precisely. Instead of treating unclarity as generally complicated, the method separates fast change, missing knowledge, systemic entanglement, and ambiguous interpretation. | For a process, product, or service with noticeable failure risks, the method assesses possible failure modes in advance. It directs attention to combinations of occurrence, effect, and detectability. | SAAM helps teams judge an architecture’s suitability for selected tasks and changes. It is particularly useful for examining modifiability and comparing architecture alternatives with clear reasoning. | When a problem has several possible contributing factors, the method sorts causes by cause areas. It prevents an initial hunch from blocking the view of other plausible drivers. |
Complexitydifferent | Low | High | High | Low |
Timedifferent | 30-90 min | 2-6 h | Preparation, scenario analysis, and findings review; effort depends on scope | 30-60 min |
Participantsdifferent | 1-10 | 3-10 | Architecture experts and stakeholders for scenarios and weighting | 2-8 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | VUCA Map, Response Options, Signal and Learning Plan | FMEA Table, Risk Priority, Mitigation Actions | Domain functions mapped to components and connections, Quality attributes and evaluation criteria, Typical tasks and their effects on the architecture, Reasoned evaluation or comparison of alternatives | Fishbone Diagram, Cause Categories, Investigation Backlog |
Tagsno overlap | SensemakingUncertaintyComplexityStrategyForesight | RiskQualityOperationsRoot cause | ArchitectureChangeAnalysisComparisonQuality | Root causeQualityOperations |