air-yan / InvoiceOCR

This project aims to automate the receipt/invoice parsing process.

Invoice-Receipt-OCR

This project aims to automate the receipt/invoice parsing process.

Installation and Prerequisite

Python Modules

# to add rating for text extraction process
pip install python-Levenshtein

# images and preprocessing
pip install Wand
pip install opencv-python

# ocr engine
pip install pytesseract

# PDF text extraction tool -> not required for now
pip install pdfminer.six

Environments

• Microsoft Visual C++ Build Tools: https://visualstudio.microsoft.com/visual-cpp-build-tools/
• Tesseract: https://github.com/tesseract-ocr/tesseract/wiki
• imagemagik: https://imagemagick.org/script/download.php
• python 3 +

If you are using windows, you should set PATH for imagemagik and tesseract.

TODO

• Add testing codes
• Core Functions:
  • amount
  • invoice #
  • bill date vs due date
  • address
  • vendor name
• Optimize your rating process