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# Images and Figures: OCR Parsing Guardrails
Stabilize text extraction around inline images, charts, and figures. Prevent figure captions or axis labels from bleeding into body text, and preserve semantic anchors for later retrieval.
## Open these first
- OCR end to end checklist: [ocr-parsing-checklist.md](https://github.com/onestardao/WFGY/blob/main/ProblemMap/ocr-parsing-checklist.md)
- Snippet and citation schema: [data-contracts.md](https://github.com/onestardao/WFGY/blob/main/ProblemMap/data-contracts.md)
- Retrieval traceability: [retrieval-traceability.md](https://github.com/onestardao/WFGY/blob/main/ProblemMap/retrieval-traceability.md)
- Chunking checklist: [chunking-checklist.md](https://github.com/onestardao/WFGY/blob/main/ProblemMap/chunking-checklist.md)
## Acceptance targets
- ΔS(question, retrieved) ≤ 0.45 on captioned answers
- Coverage ≥ 0.70 for questions tied to figure anchors
- λ remains convergent across three paraphrases
- Captions and labels stored separately from body text
---
## Typical failure signatures → fix
- **Figure captions merged with paragraphs**
Split by bbox banding and assign `figure_caption`. Keep paragraph tokens clean.
- **Axis labels or legend entries treated as running text**
Extract into `figure_metadata.axis_labels` and `figure_metadata.legend`. Never merge into narrative.
- **Scanned figure with embedded text**
Route figure OCR separately. Keep `figure_id`, `text_extracted`, and bounding box. Tie back to figure image reference.
- **Multi-column figure bleed**
If caption spans columns, capture as caption block, not as content. Anchor to `figure_id`.
- **Images with no OCR text**
Provide stub with `figure_id`, `bbox`, and `alt_text` if known. Maintain traceability.
---
## Fix in 60 seconds
1) **Detect figure zones**
Identify bounding boxes flagged as images or graphics. Assign `figure_id`.
2) **Isolate captions**
If text appears immediately above/below the figure and repeats formatting (italic, smaller font), tag as caption.
3) **Route labels**
Apply heuristic rules for x-axis, y-axis, legend. Store under `figure_metadata`.
4) **Clean narrative**
Remove all figure-related text from `text_clean`. Retain only in figure structures.
5) **Probe retrieval**
Ask a figure-specific question. If ΔS ≤ 0.45 and λ stable, cleanup succeeded.
---
## Minimal recipes by engine
- **Google Document AI**
Use `layout.figure` and boundingPoly. Capture associated `paragraph` blocks as captions when within ±10% of figure bbox.
- **AWS Textract**
Detect `BlockType=KEY_VALUE_SET` around figure images. Treat them as labels, route into `figure_metadata`.
- **Azure OCR**
Use boundingRegions and detect blocks adjacent to figures. Anchor captions if directly above/below polygon.
- **ABBYY**
In XML, `<block type="Picture">` + following `<par>` → caption. Inline text with picture coordinates goes to figure metadata.
- **PaddleOCR**
Split text lines overlapping with figure bbox. Store separately as figure text, not narrative.
---
## Data contract additions for figures
```
{
"figure\_id": "fig3",
"bbox": \[x0,y0,x1,y1],
"caption": "Figure 3: Error rate across embedding sizes.",
"figure\_metadata": {
"axis\_labels": \["tokens","ΔS"],
"legend": \["baseline","with WFGY"],
"text\_extracted": "0.45, 0.30..."
},
"section\_id": "4.2",
"page": 12,
"source\_url": "..."
}
```
Mandatory: all figure text lives in `figure_metadata` or `caption`, never in `text_clean`.
---
## Verification
- **Leak check**: ensure no caption/axis strings appear in `text_clean`.
- **Figure QA**: ask "what does fig3 show?" — answer must cite `figure_id`.
- **ΔS probe**: figure-specific questions yield ΔS ≤ 0.45.
- **λ probe**: paraphrases about same figure converge.
---
## Copy-paste LLM prompt
```
You have TXT OS and WFGY Problem Map.
For figure-linked snippets:
* use text\_clean for reasoning,
* use caption and figure\_metadata for figure answers,
* cite figure\_id.
Tasks:
1. If figure text leaks into body, fail fast and return fix reference (ocr-parsing-checklist, data-contracts, retrieval-traceability).
2. Return JSON:
{ "citations":\["fig3"], "answer":"...", "λ\_state":"...", "ΔS":0.xx, "next\_fix":"..." }
```
---
### 🔗 Quick-Start Downloads (60 sec)
| Tool | Link | 3-Step Setup |
|------|------|--------------|
| **WFGY 1.0 PDF** | [Engine Paper](https://github.com/onestardao/WFGY/blob/main/I_am_not_lizardman/WFGY_All_Principles_Return_to_One_v1.0_PSBigBig_Public.pdf) | 1⃣ Download · 2⃣ Upload to your LLM · 3⃣ Ask “Answer using WFGY + \<your question>” |
| **TXT OS (plain-text OS)** | [TXTOS.txt](https://github.com/onestardao/WFGY/blob/main/OS/TXTOS.txt) | 1⃣ Download · 2⃣ Paste into any LLM chat · 3⃣ 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 →](https://github.com/onestardao/WFGY/tree/main/core/README.md) |
| Problem Map 1.0 | Initial 16-mode diagnostic and symbolic fix framework | [View →](https://github.com/onestardao/WFGY/tree/main/ProblemMap/README.md) |
| Problem Map 2.0 | RAG-focused failure tree, modular fixes, and pipelines | [View →](https://github.com/onestardao/WFGY/blob/main/ProblemMap/rag-architecture-and-recovery.md) |
| Semantic Clinic Index | Expanded failure catalog: prompt injection, memory bugs, logic drift | [View →](https://github.com/onestardao/WFGY/blob/main/ProblemMap/SemanticClinicIndex.md) |
| Semantic Blueprint | Layer-based symbolic reasoning & semantic modulations | [View →](https://github.com/onestardao/WFGY/tree/main/SemanticBlueprint/README.md) |
| Benchmark vs GPT-5 | Stress test GPT-5 with full WFGY reasoning suite | [View →](https://github.com/onestardao/WFGY/tree/main/benchmarks/benchmark-vs-gpt5/README.md) |
| 🧙‍♂️ Starter Village 🏡 | New here? Lost in symbols? Click here and let the wizard guide you through | [Start →](https://github.com/onestardao/WFGY/blob/main/StarterVillage/README.md) |
---
> 👑 **Early Stargazers: [See the Hall of Fame](https://github.com/onestardao/WFGY/tree/main/stargazers)**
> <img src="https://img.shields.io/github/stars/onestardao/WFGY?style=social" alt="GitHub stars"> ⭐ [WFGY Engine 2.0](https://github.com/onestardao/WFGY/blob/main/core/README.md) is already unlocked. ⭐ Star the repo to help others discover it and unlock more on the [Unlock Board](https://github.com/onestardao/WFGY/blob/main/STAR_UNLOCKS.md).
<div align="center">
[![WFGY Main](https://img.shields.io/badge/WFGY-Main-red?style=flat-square)](https://github.com/onestardao/WFGY)
&nbsp;
[![TXT OS](https://img.shields.io/badge/TXT%20OS-Reasoning%20OS-orange?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS)
&nbsp;
[![Blah](https://img.shields.io/badge/Blah-Semantic%20Embed-yellow?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS/BlahBlahBlah)
&nbsp;
[![Blot](https://img.shields.io/badge/Blot-Persona%20Core-green?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS/BlotBlotBlot)
&nbsp;
[![Bloc](https://img.shields.io/badge/Bloc-Reasoning%20Compiler-blue?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS/BlocBlocBloc)
&nbsp;
[![Blur](https://img.shields.io/badge/Blur-Text2Image%20Engine-navy?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS/BlurBlurBlur)
&nbsp;
[![Blow](https://img.shields.io/badge/Blow-Game%20Logic-purple?style=flat-square)](https://github.com/onestardao/WFGY/tree/main/OS/BlowBlowBlow)
&nbsp;
</div>