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structure-vision

★ 57 Open GitHub ↗

Viewer for the structure extracted by Grobid on PDF documents

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# structure-vision

Streamlit application, visualising the structures extracted by [Grobid](https://github.com/kermitt2/grobid) that include PDF coordinates. 
It uses the Streamlit component [streamlit-pdf-viewer](https://github.com/lfoppiano/streamlit-pdf-viewer) we've been developing.

This application allows you to visualise the following components: 
 - authors
 - affiliations
 - title
 - head of sections
 - paragraphs or sentences
 - callout references in text
 - figures
 - formulas
 - bibliographic references

In addition, the sidebar contains other options, mostly for testing the various

**Demo**: https://structure-vision.streamlit.app/

![screenshot1.png](https://raw.githubusercontent.com/ScienciaLAB/structure-vision/main/docs%2Fscreenshot1.png)

This tool was built as a test application for [streamlit-pdf-viewer](https://github.com/lfoppiano/streamlit-pdf-viewer), a new streamlit component for visualising enhanced PDF documents.

## Getting started

```shell
pip install -r requirements
streamlit run streamlit_app.py
```

The Grobid URL should be provideed via environment variables, or via a `.env` file, which should be created in the the root folder of the project. 
Here an example of how the project is configured to hit the local Grobid instance:

```
GROBID_URL=http://localhost:8070
```

## Developer notes

To install the Streamlit PDF viewer via github:

```shell
pip install -e git+https://github.com/lfoppiano/streamlit-pdf-viewer 
```

structure-vision

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