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Selected:ATAM (Architecture Tradeoff Analysis Method)Getting Things Done Fishbone Diagram ALPEN Method

Criterion	Architecture ATAM (Architecture Tradeoff Analysis Method)	Operations Getting Things Done	Operations Fishbone Diagram	Operations ALPEN Method
Purposedifferent	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.	With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory.	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.	With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time.
Complexitydifferent	High	Medium	Low	Low
Timedifferent	Several meetings plus preparation and analysis; total effort depends on scope	1-2 h Setup, laufend	30-60 min	10-20 min daily
Participantsdifferent	Evaluation team, architects, and relevant stakeholders	1	2-8	1
Formatdifferent	Workshop + async	Async	Workshop	Async
Outputdifferent	Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations	Action Lists, Project List, Review Routine	Fishbone Diagram, Cause Categories, Investigation Backlog	Daily Plan, Time Estimates, Review Notes
Tagsno overlap	ArchitectureQualityRiskTradeoffsStakeholders	ProductivityPlanningTasksExecution	Root causeQualityOperations	PlanningTime managementProductivityOperations

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