IIndexing PDF and Image documents

[mruthyu (MJay)]

Would like to know whether PDF and Image documents (Stored in local file system/ AWS S3) can be indexed to enable the search on key entities depending on the nature of the documents (School Admission form, Examination Form, Purchase Orders, Telephone Bills, Electricity Bills..etc )

[warkolm (Mark Walkom)]

Please don't post the same question more than once, it makes it harder to help you

How to index the PDF documents

How to index the PDF and image documents into elasticsearch. Would like to extract the entities to enable the search on keywords. Whether the workplace search provide this functionality? Whether Apache Tika has been used within elasticsearch or the NLP modules to accomplish this functionality.? Primarily would like to index few thousands of PDF/Image documents from Local file system (Windows/Linux) AWS S3 buscket.