git clone https://github.com/OCR-D/ocrd_tesserocr
cd ocrd_tesserocr
virtualenv venv3
source venv3/bin/activate
pip install -r requirements.txt
pip install -e .
git clone https://github.com/OCR-D/ocrd-assets
Through ocrd process
ocrd process \
-T ocrd-tool.json \
-m ocrd-assets/data/SBB0000F29300010000/mets.xml \
-I OCR-D-IMG \
-w /tmp/workdir \
ocrd_tesserocr_segment_region
Or directly through the MP CLI
ocrd_tesserocr_segment_region \
-m https://github.com/OCR-D/ocrd-assets/raw/master/data/SBB0000F29300010000/mets.xml \
-I OCR-D-IMG \
-w /tmp/workdir
find /tmp/workdir