Files
pdf_signature_extraction/paper/v4
gbanyan b33e20d479 Rewrite Phase 4 prose v3: Abstract / §I / §V / §VI to match §III v7
Major Phase 4 prose update aligning narrative with the §III v7
anchor-based ICCR framework (codex rounds 29-34):

- Abstract (247 words, under 250 limit): replaced K=3 mixture +
  natural-threshold framing with composition decomposition +
  multi-level ICCR + firm heterogeneity. Positioning as
  specificity-proxy-anchored screening framework.

- §I Introduction:
  * Methodological-design paragraph rewritten (no natural threshold;
    multi-level reporting; per-firm stratification; unsupervised
    disclosure)
  * Two new paragraphs documenting composition decomposition
    overturning distributional path, and anchor-based three-unit
    ICCR calibration
  * Firm heterogeneity + within-firm collision concentration as
    central findings
  * Contribution list rewritten (8 items): composition decomposition
    disproves natural threshold (NEW #4); multi-level ICCR
    calibration (NEW #5); firm heterogeneity quantification (NEW #6);
    K=3 demoted to descriptive partition (#7); multi-tool validation
    ceiling positioning (#8)

- §V Discussion:
  * §V-B retitled "composition-driven multimodality"; 2x2 factorial
    decomposition reported
  * §V-C Firm A reframed: position contrast + within-firm collision
    pattern, not "templated-end calibration anchor"
  * §V-D K=2/K=3 reframed as descriptive firm-compositional
    partitions (no "mechanism boundary" language)
  * §V-E three-score convergence reinterpreted as descriptor-position
    ranking, not hand-leaning mechanism ranking
  * §V-F (new title) Anchor-based multi-level calibration with all
    three units of analysis
  * §V-G expanded to 9 v4-specific limitations (no signature-level
    ground truth; assumption-violation; scope; conservative-subset;
    inherited rule components; deployed-rate excess not TPR; A1
    stipulation; K=3 composition sensitivity; no partner-level
    mechanism attribution) plus 5 inherited limitations

- §VI Conclusion: 8-point contribution list mirroring §I; 4 future
  work directions including within-firm collision-mechanism
  disambiguation and audit-quality companion analysis.

- Header draft-note updated to v3 (post codex rounds 26-34);
  Phase 4 v2 changelog moved to CHANGELOG.md placeholder.

Companion to §III v7 commit 723a3f6.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-13 18:10:04 +08:00
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