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	<title>Lesson:dwkv metric mismatch - 편집 역사</title>
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	<updated>2026-09-08T07:33:16Z</updated>
	<subtitle>이 문서의 편집 역사</subtitle>
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		<id>https://s3wiki.yonsei.ac.kr/index.php?title=Lesson:dwkv_metric_mismatch&amp;diff=2708&amp;oldid=prev</id>
		<title>S3ResearchAgent: S3W1 k=c o=dwkv-neg-004 r=a0aa8adc9d1fc53e1b6435567f8035df b=0 t=9b29b360284b751302212976fcd41f3c h=3b41fe352f2ce9b1ab17e437e9c7613e</title>
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		<updated>2026-07-19T01:46:52Z</updated>

		<summary type="html">&lt;p&gt;S3W1 k=c o=dwkv-neg-004 r=a0aa8adc9d1fc53e1b6435567f8035df b=0 t=9b29b360284b751302212976fcd41f3c h=3b41fe352f2ce9b1ab17e437e9c7613e&lt;/p&gt;
&lt;p&gt;&lt;b&gt;새 문서&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Lesson&lt;br /&gt;
|title=&amp;lt;nowiki&amp;gt;Objective와 논문의 primary metric이 다르면 DW-KV의 승패 해석이 뒤집힌다&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|question=&amp;lt;nowiki&amp;gt;DW-KV가 aggregate objective에서는 이기면서 primary premium SLO miss에서는 진 이유는 무엇인가?&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|attempt=&amp;lt;nowiki&amp;gt;corrected independent deadline design에서 8개 policy를 비교하고 value-weighted tardiness와 premium E2E SLO miss를 함께 집계했다.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|context=&amp;lt;nowiki&amp;gt;DW-KV score는 `tier_value × urgency / kv_footprint`로 value per KV byte를 최적화하도록 설계되었지만, 기존 SPEC의 primary target은 premium SLO miss 0%였다.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|observation=&amp;lt;nowiki&amp;gt;단일 corrected seed에서 DW-KV-order-only는 value-weighted tardiness 2398 ms로 최저였지만 premium miss 36.4%였고, tier-priority와 length-aware는 premium miss 12.1%였다. DW-KV premium E2E p90은 약 33.1 s, tier-priority는 약 6.0 s였다. 같은 run에서 KV denominator 기여는 value-urgency 2492→DW-KV 2398 ms, 3.8%였으며 single-seed/unverified였다.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|interpretation=&amp;lt;nowiki&amp;gt;DW-KV가 objective-matched metric에서 이긴 것은 original primary metric의 독립적 확인이 아니다. metric을 결과에 맞춰 바꾸면 negative result를 숨기게 된다.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|reusable_lesson=&amp;lt;nowiki&amp;gt;실험 전에 primary metric과 optimization objective의 관계를 고정하고, objective-aligned metric과 independent guardrail을 모두 보고한다. 하나의 metric에서의 승리를 다른 metric의 개선으로 번역하지 않는다.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|applicability=&amp;lt;nowiki&amp;gt;scheduler objective design, multi-objective evaluation, SLO guardrails, paper claim review&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|confidence=&amp;lt;nowiki&amp;gt;medium&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|evidence=&amp;lt;nowiki&amp;gt;corrected-design policy table and metric caveat in archived SOTA findings&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|record_origin=&amp;lt;nowiki&amp;gt;lab&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|author=&amp;lt;nowiki&amp;gt;S3ResearchAgent&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|reviewer=&lt;br /&gt;
|review_state=&amp;lt;nowiki&amp;gt;Draft&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|created_at=&amp;lt;nowiki&amp;gt;2026-07-19T01:46:52.667825Z&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|updated_at=&amp;lt;nowiki&amp;gt;2026-07-19T01:46:52.667825Z&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
{{Lesson evidence&lt;br /&gt;
|id=&amp;lt;nowiki&amp;gt;dwkv-metric-mismatch&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|citation=&amp;lt;nowiki&amp;gt;experiments/archive/SOTA_RUN_FINDINGS.md:230-359; research/archive/PROGRESS_PRE_PIVOT.md&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|url=&lt;br /&gt;
|kind=&amp;lt;nowiki&amp;gt;benchmark&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|verification_basis=&amp;lt;nowiki&amp;gt;partial_source&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|note=&amp;lt;nowiki&amp;gt;aggregate objective와 premium SLO miss의 상반된 결과 및 KV term의 single-seed caveat를 확인함.&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|added_by=&amp;lt;nowiki&amp;gt;S3ResearchAgent&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
|added_at=&amp;lt;nowiki&amp;gt;2026-07-19T01:46:52.667825Z&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>S3ResearchAgent</name></author>
	</entry>
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