dinglehopper

dinglehopper is an OCR evaluation tool and reads ALTO, PAGE and text files.

Goals

• Useful
  • As a UI tool
  • For an automated evaluation
  • As a library
• Unicode support

Installation

It's best to use pip, e.g.:

sudo pip install .

Usage

dinglehopper some-document.gt.page.xml some-document.ocr.alto.xml

This generates report.html and report.json.

As a OCR-D processor:

ocrd-dinglehopper -m mets.xml -I OCR-D-GT-PAGE,OCR-D-OCR-TESS -O OCR-D-OCR-TESS-EVAL

This generates HTML and JSON reports in the OCR-D-OCR-TESS-EVAL filegroup.

Testing

Use pytest to run the tests in the tests directory:

virtualenv -p /usr/bin/python3 venv
. venv/bin/activate
pip install -r requirements.txt
pip install pytest
pytest