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| Criterion |  Operations Ivy Lee Method |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Operations Fishbone Diagram |  Operations Eat the Frog |
|---|---|---|---|---|
Purposedifferent | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | 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. | 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. | The method protects energy and attention for the task that creates the largest progress and is often postponed. |
Complexitydifferent | Low | High | Low | Low |
Timedifferent | 5-10 min daily | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min | 15-90 min daily |
Participantsdifferent | 1 | Evaluation team, architects, and relevant stakeholders | 2-8 | 1 |
Formatdifferent | Async | Workshop + async | Workshop | Async |
Outputdifferent | Daily Priority List, Completion Notes | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Fishbone Diagram, Cause Categories, Investigation Backlog | Priority Task, Completion Note, Daily Focus |
Tagsno overlap | PrioritizationProductivityExecution | ArchitectureQualityRiskTradeoffsStakeholders | Root causeQualityOperations | PrioritizationProductivityFocusExecution |