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11 votes

OCR for sheet music

This is really two steps... 1st -- "Sheet Music" >>into>> "Data" (i.e. Music XML) Open Source! https://audiveris.kenai.com/ Shareware/Trials/Commercial Software: Capella Scan Photoscore ...
George 2.0 Hope's user avatar
7 votes

Program to generate a CSV file from an image containing a table

I have found something amazing http://tabula.technology/ this is the best tool we have! It's also Free. It works really well with PDF files but even works fairly well with well formed tables like ...
myusuf3's user avatar
  • 121
5 votes

Web application for recognizing Russian cursive

The short answer - you will be better off finding a human translator. Here is a long answer. Your task has two parts. Convert handwritten Russian into a computer text in Russian. Translate text from ...
Vitaly's user avatar
  • 151
5 votes
Accepted

Software to batch OCR multiple image files to multiple text files using Tesseract?

In Bash: for file in FILES ; do tesseract "$file" "${file%%.*}" ; done where in place of FILES, you should write a series of file names like image456.jpeg image457.jpeg image458.jpeg, or a glob ...
Kodiologist's user avatar
  • 1,197
4 votes

Most accurate open-source OCR for Japanese?

You can use these suggested parameters to increase the accuracy of tesseract. example usage from my jtesseract script: tesseract "$@" -l jpn -c chop_enable=T -c use_new_state_cost=F -c ...
eadmaster's user avatar
  • 374
4 votes

Program to generate a CSV file from an image containing a table

ABBYY FineReader does very good job when it comes to optical recognition. Probably the best on the market. And it can also export to *.csv, among many other formats. The downside is, it is not free ...
andselisk's user avatar
  • 292
4 votes

rough comparison of files

I think a good buzzword here would be "fuzzy diff". Possible answer: https://github.com/google/diff-match-patch online tool to evaluate: https://neil.fraser.name/software/diff_match_patch/demos/diff....
alphanum's user avatar
  • 141
4 votes
Accepted

Python & PDF parsing: any modern, powerful, well-maintained open-source libraries out there?

Finally I went for OCRmyPDF (https://github.com/jbarlow83/OCRmyPDF), which uses tesseract for the actual OCR part (https://github.com/tesseract-ocr/tesseract) - as I understand tesseract is a OCR tool ...
Jean Monet's user avatar
3 votes

JavaScript library for OCR

If you are interested in working with a commercial product, you should check out the LEADTOOLS OCR SDK. All of the OCR would be done server side and written in just a few lines of codes: // ...
nvillalobos's user avatar
3 votes

Free OCR software that makes a PDF searchable (with searchable text at the right place)

You can get searchable text using Google Drive. First, choose a key setting. Under "general" in your Google Drive settings, check the box next "Convert uploads: Convert uploaded files to Google Docs ...
aparente001's user avatar
3 votes

Free OCR software that makes a PDF searchable (with searchable text at the right place)

https://www.microsoft.com/en-us/store/p/leadtools-ocr/9wzdncrdr0d5 is a small simple WinRT app (runs fine on Win10 as well) that does nothing more than take an image or pdf and output a sandwich PDF ...
James Polley's user avatar
3 votes

Are there other products than Adobe's that support ClearScan or similiar?

NEW ANSWER My PDFsak can now simulate Adobe Clearscan (using potrace). OLD ANSWER Having ImageMagick, potrace and pdftools (disclaimer: I am the author of pdftools). Assuming you have an input PDF ...
robertspierre's user avatar
3 votes
Accepted

Are there other products than Adobe's that support ClearScan or similiar?

Smoothscan is a tool to convert scanned text into a vectorized output form. Because printed text is assembled from fonts, each particular letter (like ‘o’) will have the same shape as every other ...
agc's user avatar
  • 856
3 votes

Handwriting OCR

Handwriting recognition is a hard problem as a general issue. However you mention forms, in this case assisted recognition may be possible if the form consists of character fields in groups with ...
Steve Barnes's user avatar
  • 31.7k
3 votes

How to add text to PDF containing only image (OCR)?

If a programmatic solution will work, Syncfusion Tesseract OPX has a wrapper for the Tesseract engine that can be used to process the text in images within PDF documents and overlay them with ...
Davis Jebaraj's user avatar
2 votes

Tool or library to copy OCRed text from a pdf to another

You mentioned wanting to use a library to implment this type of recognition in your own code. I would suggest using LEADTOOLS OCR, this is a commercial SDK for Optical Character Recognition. The ...
Berto10's user avatar
  • 256
2 votes

Open source Hebrew OCR

Yes, I use Tesseract. It provides language files for Hebrew language also. Following is an output of the package available on Debian GNU/Linux. This software is licensed under Apache License, Version ...
Pandya's user avatar
  • 651
2 votes

Open Source OMR optical mark recognition solution

It sounds similar to this question and like you need to check out SDAPS which is an acronym for "Scripts for data acquisition with paper based surveys". The workflow is depicted here: The feature ...
Frederick Nord's user avatar
2 votes
Accepted

Scanning multiple choices answers from paper

If you are interesting in creating an application that can do this, I reccomend checking out the LEADTOOLS Forms Recognition SDK. This SDK has C DLL and .NET libraries for OMR recognition. The .NET ...
Russ L's user avatar
  • 186
2 votes

Looking for OCR API on mobile platform

If you are looking to use a commercial product you should check out LEADTOOLS Mobile SDK. You will be able to develop in either Android, iOS or Window's Phone. Here is some sample code of how you ...
nvillalobos's user avatar
2 votes
Accepted

OCR software to convert pdf to doc in Farsi

Tooska Farsi OCR is a web-based OCR, which uses modern learning techniques to boost accuracy on the Farsi language (Disclaimer: I'm on Tooska's development team). Farsi is a cursive language which ...
user24078's user avatar
2 votes

Free OCR software that makes a PDF searchable (with searchable text at the right place)

Another option is pdf2pdfocr (https://github.com/LeoFCardoso/pdf2pdfocr) that is based on Tesseract-OCR and can run natively on Windows, MacOS and Linux operating systems. Disclaimer: I'm the ...
Leo Cardoso's user avatar
2 votes

ocr of (text)books but retain section information

If you would like to work with a commercial product then you should check out the LEADTOOLS OCR SDK. With this, you'll be able to load in your book while running OCR all of the text and then saving ...
nvillalobos's user avatar
2 votes

Handwriting to computer code

I think you would be better off looking for voice-recognition software, as there seems to be more interest in coding by voice. That said, for writing on a touchscreen, do you remember Graffiti for ...
browly's user avatar
  • 191
2 votes

What is the fastest OCR program?

If you wanting to work with lightning fast OCR recognition on your Mac then you should check out the LEADTOOLS OCR app for OS X. The LEADTOOLS OCR engine is one of the fastest character recognition ...
nvillalobos's user avatar
2 votes

Scan text document to PDF with OCR

If you want to try out other commercial solutions, you can check out the LEADTOOLS OCR SDK which also has the ability to OCR and create document based PDFs (among most other document formats). There ...
hcham1's user avatar
  • 300
2 votes
Accepted

OCR tool which can recognize tables

A combination of tools does the job: ocrmypdf pdftotext with the -layout flag a self-written script Installation for Ubuntu sudo apt-get install pdftotext ocrmypdf
Martin Thoma's user avatar
  • 2,579
2 votes

Tool for indexing, processing and generally managing digitalized documents

Alfresco can do this, actually I configured it for a similar use case a few years ago. Install Alfresco 2 Run and use it a bit to get an understanding of what it does. Basically, it allows you to ...
Nicolas Raoul's user avatar
  • 19.5k
2 votes

Create copy+pastable PDFs from scans

The solution you want can be found at our sister site: how to OCR a pdf file and get the text stored within pdf? Quoting this answer: Best and easyest way out there is to use pypdfocr it doesn't ...
Izzy's user avatar
  • 18.8k
2 votes

Software or method to batch invert b/w images

ImageMagick is my/the goto for all batch processing of images. Open Source Cross Platform Using with the Linux find command, (Warning: This will invert in-place every image it finds): cd ...
Steve Barnes's user avatar
  • 31.7k

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