Kassenzettel

Web app for Zettel OCR.

Setup

1. Set env variables in .env, package.json, (Dockerfile, docker-compose.yaml) file.
2. Install dependencies: $ npm install (for front- and backend dirs)
3. Python backend:

 Create virtualenv: $ virtualenv venv -p 3.7 (activate: $ source /venv/bin/activate)  
 Install requirements: $ pip install requirements.txt

4. Tesseract intall lang (Ubuntu):

$ cd usr/share/tesseract-ocr/4.00/tessdata
$ wget https://github.com/tesseract-ocr/tessdata/raw/master/deu.traineddata (german)

OCR

For optimizations see Image processing docs

Start

• Frontend: npm run serve starts backend on port 81 (or docker-compose up)
• Backend: node index.js starts backend on port 4000

Build with

• VueJS
• NodeJS 8.10
• Node-express 4.17
• Python 3.7.2
• Tesseract-OCR 4.0
• Pandas 1.0.4

TODO

• OCR parameter optimization
• Monitor upload folder
• Containerization
• TLS