How to implement FIori OCR app

[rajeshkumar_k]

Hi All, 

Can someone give me a leads to implement the Fiori app for OCR scanning. 
I have been through the below links

https://help.sap.com/doc/f53c64b93e5140918d676b927a3cd65b/Cloud/en-US/docs-en/guides/features/fiori-... 

https://community.sap.com/t5/technology-blogs-by-sap/document-information-extraction/ba-p/13807463 

Finding for the exact starting point to consume OCR service and what's the best approach for app implementation and best frame work.

Much appreciated your inputs, thanks in advance.

Thanks