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README.md
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---
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- name: image
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dtype: image
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- name: text
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dtype: string
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- name: alto_xml
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dtype: string
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- name: has_image
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dtype: bool
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- name: has_alto
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dtype: bool
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- name: document_metadata
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dtype: string
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- name: has_metadata
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dtype: bool
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- name: exam_type
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dtype: string
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- name: exam_year
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dtype: string
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- name: exam_reference
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dtype: string
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- name: markdown
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dtype: string
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- name: inference_info
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dtype: string
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splits:
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- name: train
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num_bytes: 13336968
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num_examples: 100
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download_size: 9576133
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dataset_size: 13336968
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configs:
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- config_name: default
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data_files:
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- split: train
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path: data/train-*
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---
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tags:
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- ocr
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- document-processing
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- hunyuan-ocr
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- multilingual
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- markdown
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- uv-script
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- generated
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---
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# Document OCR using HunyuanOCR
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This dataset contains OCR results from images in [NationalLibraryOfScotland/Scottish-School-Exam-Papers](https://huggingface.co/datasets/NationalLibraryOfScotland/Scottish-School-Exam-Papers) using HunyuanOCR, a lightweight 1B VLM from Tencent.
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## Processing Details
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- **Source Dataset**: [NationalLibraryOfScotland/Scottish-School-Exam-Papers](https://huggingface.co/datasets/NationalLibraryOfScotland/Scottish-School-Exam-Papers)
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- **Model**: [tencent/HunyuanOCR](https://huggingface.co/tencent/HunyuanOCR)
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- **Number of Samples**: 100
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- **Processing Time**: 3.6 min
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- **Processing Date**: 2025-11-25 15:51 UTC
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### Configuration
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- **Image Column**: `image`
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- **Output Column**: `markdown`
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- **Dataset Split**: `train`
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- **Batch Size**: 16
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- **Prompt Mode**: parse-document
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- **Prompt Language**: English
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- **Max Model Length**: 16,384 tokens
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- **Max Output Tokens**: 16,384
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- **GPU Memory Utilization**: 80.0%
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## Model Information
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HunyuanOCR is a lightweight 1B VLM that excels at:
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- 📝 **Document Parsing** - Full markdown extraction with reading order
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- 📊 **Table Extraction** - HTML format tables
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- 📐 **Formula Recognition** - LaTeX format formulas
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- 📈 **Chart Parsing** - Mermaid/Markdown format
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- 📍 **Text Spotting** - Detection with coordinates
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- 🔍 **Information Extraction** - Key-value, fields, subtitles
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- 🌐 **Translation** - Multilingual photo translation
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## Prompt Modes Available
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- `parse-document` - Full document parsing (default)
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- `parse-formula` - LaTeX formula extraction
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- `parse-table` - HTML table extraction
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- `parse-chart` - Chart/flowchart parsing
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- `spot` - Text detection with coordinates
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- `extract-key` - Extract specific key value
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- `extract-fields` - Extract multiple fields as JSON
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- `extract-subtitles` - Subtitle extraction
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- `translate` - Document translation
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## Dataset Structure
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The dataset contains all original columns plus:
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- `markdown`: The extracted text in markdown format
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- `inference_info`: JSON list tracking all OCR models applied to this dataset
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## Usage
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```python
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from datasets import load_dataset
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import json
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# Load the dataset
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dataset = load_dataset("{output_dataset_id}", split="train")
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# Access the markdown text
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for example in dataset:
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print(example["markdown"])
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break
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# View all OCR models applied to this dataset
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inference_info = json.loads(dataset[0]["inference_info"])
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for info in inference_info:
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print(f"Column: {info['column_name']} - Model: {info['model_id']}")
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```
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## Reproduction
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This dataset was generated using the [uv-scripts/ocr](https://huggingface.co/datasets/uv-scripts/ocr) HunyuanOCR script:
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```bash
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uv run https://huggingface.co/datasets/uv-scripts/ocr/raw/main/hunyuan-ocr.py \
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NationalLibraryOfScotland/Scottish-School-Exam-Papers \
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<output-dataset> \
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--image-column image \
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--batch-size 16 \
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--prompt-mode parse-document \
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--max-model-len 16384 \
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--max-tokens 16384 \
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--gpu-memory-utilization 0.8
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```
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Generated with [UV Scripts](https://huggingface.co/uv-scripts)
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