Comparison to Project Lifecycles - eirenicon/Ardens GitHub Wiki
Comparison to Project Lifecycles
The Ardens framework is designed to be adaptive, generative, and human-AI collaborative—principles that do not map cleanly onto any single traditional project lifecycle model. However, meaningful comparisons can be drawn. This article outlines key distinctions and similarities between Ardens and conventional systems development lifecycle (SDLC) models.
Common Lifecycle Models
Lifecycle Model | Description | Assumptions | Weaknesses in Complex Contexts |
---|---|---|---|
Waterfall | Linear and sequential phases: requirements → design → implementation → testing → deployment | Assumes stable requirements and clear problem definition | Poor adaptability to change, rigid structure |
Spiral | Iterative cycle with risk analysis at each loop; combines elements of design and prototyping | Acknowledges evolving risks and changing needs | Still assumes structured progress; overhead in formalizing each cycle |
Agile | Short iterative cycles with frequent reassessment and team feedback | Embraces change, collaboration, minimal documentation | Not always effective at integrating diverse toolchains or long-term ambiguity |
V-Model | Extension of Waterfall; maps testing stages to development stages | Strong validation emphasis, traceability | Still linear in nature; doesn't accommodate emergence well |
How Ardens Compares
Ardens is not a lifecycle model in the traditional sense. It is a framework for collaborative sensemaking and adaptive intelligence, which supports and enhances lifecycle processes, especially in domains of complexity, ambiguity, and rapid change.
Dimension | Ardens Approach | Traditional Models |
---|---|---|
Structure | Semi-structured, iterative, deliberately incomplete | Structured, phase-based |
Orientation | Human-AI co-evolution and synthesis | Human-driven process engineering |
Output Goals | Insight generation, strategic foresight, hypothesis refinement | System delivery, product completion |
Assumptions | Assumes uncertainty, change, and emergence are normal | Assumes linear progress and stable domains |
Artifacts | Wiki trails, insight clusters, curated signal threads | Requirements documents, design specs, test cases |
Evaluation | Utility, novelty, relevance, resonance | Conformance to scope, time, cost, quality |
Hybrid Use
Ardens is best understood as complementary to lifecycle models rather than a replacement. It is particularly useful:
- Before a lifecycle begins, to clarify context, risks, needs, and emergent factors
- During lifecycles, to surface weak signals, adjust assumptions, or detect drift
- After project cycles, to capture lessons, assess signal integrity, and expand shared understanding
Summary
Where traditional lifecycle models emphasize delivery, certainty, and planning, Ardens emphasizes discovery, dialogue, and adaptation. Together, they can form a balanced approach—grounded when needed, exploratory when required.
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