Image parsing process

Image extraction

Images are extracted from the pdf using pdfimages

pdfimages -png input.pdf out

Google Cloud Vision OCR

Upload the images to a Google Storage Bucket and use the Cloud Vision API (see cloud_vision_batch file) to scan the text with OCR.

Automated parsing

Automated parsing is done with the parseData function in index.js. This function is called by viewer.js for the browser (run npm run start) and nodeRunner.js for NodeJS.

Manual parsing

After the manual parsing, use manual.js to manually correct the JSON (built with React)