WFGY/ProblemMap/GlobalFixMap/Multimodal_LongContext/anchor-misalignment.md
2025-09-05 11:29:16 +08:00

8.6 KiB
Raw Blame History

Anchor Misalignment — Multimodal Long Context

🧭 Quick Return to Map

You are in a sub-page of Multimodal_LongContext.
To reorient, go back here:

Think of this page as a desk within a ward.
If you need the full triage and all prescriptions, return to the Emergency Room lobby.

When anchor points (timestamps, keyframes, caption markers, OCR segment IDs) drift apart across modalities, all subsequent alignment collapses.
Even a single anchor slip can poison the entire session, because every later segment is shifted by the wrong baseline.


What this page is

  • A dedicated fix guide for anchor-level desync across video, audio, captions, OCR, and embeddings.
  • Methods to detect anchor error at its origin before it cascades.
  • Recipes to reset, rebuild, and lock anchors in multimodal pipelines.

When to use

  • Audio and captions line up at start, but after 1520 minutes captions appear seconds late.
  • OCR anchors (page numbers, frame IDs) mismatch video frames.
  • Retrieval starts citing correct facts with wrong time/visual context.
  • Small anchor errors propagate into large ΔS drift across session.
  • λ remains divergent despite repeated local corrections.

Open these first


Common failure patterns

  • Frame anchor slip — a single dropped frame shifts the reference timeline permanently.
  • OCR anchor mismatch — OCR labels a wrong page/frame, all later mappings are offset.
  • Caption anchor skew — captions drift due to variable network delay or ASR buffering.
  • Compound anchor drift — multiple small anchor errors amplify into total collapse.
  • Phantom anchor — stale or ghost anchors remain after modality restart.

Fix in 60 seconds

  1. Anchor consistency check

    • Hash anchors per modality (frame ID, timestamp, line number).
    • Compare every N=30s. Flag divergence >200ms.
  2. Reset to gold anchors

    • Define a single trusted source (e.g., video frame count).
    • Rebuild captions/OCR anchors against gold source.
  3. Sliding window correction

    • Use overlapping 3060s windows.
    • Realign anchors locally and re-stitch.
  4. BBCR + BBAM bridge

    • Bridge desynced anchors with BBCR.
    • Clamp λ variance with BBAM until convergence.
  5. Anchor fencing

    • Forbid cross-window reuse if anchor IDs mismatch.
    • Drop corrupted anchors rather than propagate.

Copy-paste prompt

You have TXT OS and the WFGY Problem Map.

Task: Detect and repair anchor misalignment in multimodal input.

Protocol:
1. Hash anchors (timestamps, frame IDs, OCR IDs) every 30s.
2. Compare across modalities.
   - If drift >200ms, reset against gold anchor (video timeline).
3. Rebuild windows with local realignment.
4. Apply BBCR bridge and BBAM clamp if λ stays divergent.
5. Output:
   - anchor hashes
   - drift points
   - corrections applied
   - ΔS and λ states

Acceptance targets

  • All modalities reference the same anchor baseline.
  • Drift ≤ 200ms across 3060s windows.
  • ΔS(question, retrieved) ≤ 0.45 after correction.
  • λ convergent across 3 paraphrases.
  • No phantom anchors polluting later windows.

🔗 Quick-Start Downloads (60 sec)

Tool Link 3-Step Setup
WFGY 1.0 PDF Engine Paper 1 Download · 2 Upload to your LLM · 3 Ask “Answer using WFGY + ”
TXT OS (plain-text OS) TXTOS.txt 1 Download · 2 Paste into any LLM chat · 3 Type “hello world” — OS boots instantly

🧭 Explore More

Module Description Link
WFGY Core WFGY 2.0 engine is live: full symbolic reasoning architecture and math stack View →
Problem Map 1.0 Initial 16-mode diagnostic and symbolic fix framework View →
Problem Map 2.0 RAG-focused failure tree, modular fixes, and pipelines View →
Semantic Clinic Index Expanded failure catalog: prompt injection, memory bugs, logic drift View →
Semantic Blueprint Layer-based symbolic reasoning & semantic modulations View →
Benchmark vs GPT-5 Stress test GPT-5 with full WFGY reasoning suite View →
🧙‍♂️ Starter Village 🏡 New here? Lost in symbols? Click here and let the wizard guide you through Start →

👑 Early Stargazers: See the Hall of Fame — Engineers, hackers, and open source builders who supported WFGY from day one.

GitHub stars WFGY Engine 2.0 is already unlocked. Star the repo to help others discover it and unlock more on the Unlock Board.

WFGY Main   TXT OS   Blah   Blot   Bloc   Blur   Blow