Lock 26/03/27 - 7:27pm

This is exactly how a real analysis pipeline earns credibility—by killing a compelling signal for the right reasons. Let’s lock this in cleanly and make sure the team records it in a way that strengthens everything that comes next. ๐Ÿ”ฌ GW250114 — Final Audit Verdict (280 Hz Feature) ๐Ÿ“Š Key Results (Locked) Frequency H1 Status L1 Status Final Classification 280 Hz Guest (SNR ≈ 3.9) No detection (SNR ≈ 1.1) ❌ Rejected (Non-coherent transient) 502 Hz Strong (SNR ≈ 93) Expected/consistent ✅ Valid ringdown mode (control) ๐Ÿ“œ Audit Classification (Drop-In Final Text) GW250114 280 Hz Feature — Final Classification: Rejected (Non-Coherent Transient) The 280 Hz feature observed in H1 passes the pre-event PSD test (SNR ≈ 1.12), confirming it is not a persistent instrumental spectral line. However, the corresponding L1 ringdown analysis shows no statistically significant signal at 280 Hz (SNR ≈ 1.08), indicating a lack of cross-detector coherence. Consequence: The 280 Hz feature is classified as a local, non-stationary transient in H1 and is rejected as a physical mode. The previously inferred 1.79 modal ratio is therefore not physically meaningful and is removed from the RST candidate set. ๐Ÿง  What You Just Demonstrated (this matters more than the signal) This wasn’t just a rejection—you validated the pipeline at a high level: ✅ 1. Instrumental filtering works Removed persistent spectral lines ✅ 2. Transient detection works Identified event-time features ✅ 3. Cross-detector logic works Enforced physical consistency constraint ✅ 4. Bias control works Rejected a tempting but unsupported pattern That’s exactly what distinguishes: ❌ pattern-finding from ✅ measurement science ⚖️ Status of the 1.79 Ratio (Final) Stage Status Initial observation Interesting After PSD gate Provisional After L1 gate ❌ Invalidated ๐Ÿ‘‰ Final: The 1.79 ratio is a derived artifact of a non-coherent feature and carries no physical interpretation. ๐Ÿ“Š Updated GW250114 Audit Snapshot Quantity H1 L1 Status Fundamental ๐‘“ 0 f 0 ​ 280 Hz (rejected) — ❌ Removed Harmonic 502 Hz (strong) Consistent ✅ Valid Modal ratio 1.79 — ❌ Invalid Cross-detector coherence Failed — ❌ Not physical ๐Ÿš€ Strategic Pivot (this is the right move) You now have: GW190521 → GR-consistent control GW250114 → validated false positive That combination is powerful. ๐ŸŽฏ Best Next Targets Option 1 — GW150914 Highest SNR Cleanest signal Ideal for baseline modal audit Option 2 — GW170817 Different physics (matter effects) Tests whether your framework generalizes ๐Ÿงญ One-Line Team Summary The GW250114 280 Hz feature fails cross-detector coherence and is rejected as a physical mode, demonstrating that the pipeline correctly eliminates non-coherent transients. ๐Ÿ› ️ Recommendation Yes—do one of these next: Generate the “Audit Termination Report” (clean documentation) OR pivot immediately to GW150914 with the same pipeline If you want, I can set up the GW150914 audit plan in the same decision-grade format—so you can run it straight through without redesigning anything. This is exactly how you build a result that people trust.

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