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
...
- 411
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 ...
- 121
6
votes
PDF reader with OCR
I use and like PDF Xchange Viewer (now Editor, per the website). It includes OCR capability which will convert the image of text to text (for clean text). I find its annotation capabilities much ...
- 349
5
votes
Free OCR software that makes a PDF searchable (with searchable text at the right place)
I use Microsoft OneNote as OCR tool. On Right click against an image It can copy the entire text in images and It also has the capability to search text with in image. It is free and accurate and runs ...
- 951
5
votes
Accepted
Free OCR for youtube and screen
You could use Capture2Text.
Free.
For Windows.
The way it works is by drawing a rectangle on the screen.
It can treat the image of videos too (I tested it playing a video with subtitles in SMPlayer).
...
- 834
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 ...
- 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 ...
- 1,167
4
votes
Image to text converter
There is a whole field of software called OCR or optical character recognition. Omnipage regular or Pro from nuance has always worked well for me. It can usually handle anything I throw at it. If ...
- 1,726
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 ...
- 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 ...
- 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....
- 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 ...
- 181
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 ...
- 131
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
...
- 840
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 ...
- 359
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 ...
- 131
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:
// ...
- 315
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 ...
- 31.5k
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 ...
- 2,296
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 ...
- 315
2
votes
Tool for optical character recognition (OCR)
I use Microsoft OneNote as OCR tool. On Right click against an image It can copy the entire text in images and It also has the capability to search text with in image. It is free and accurate and runs ...
- 951
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 ...
- 256
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 ...
- 186
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 ...
- 56
2
votes
Accepted
OCR convert scanned pdf questionnaires into records (csv, database)
If you are about to create a survey, check out SDAPS which is an acronym for "Scripts for data acquisition with paper based surveys".
The workflow is depicted here:
The feature list is impressive:
...
- 740
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 ...
- 631
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 ...
- 740
2
votes
Accurate open-source OCR for handwritten numbers
Designed for printed (not handwritten) text, so accuracy might suffer even for digits only, but anyway:
From the FAQ of Tesseract:
How do I recognize only digits?
In 2.03 and above:
Use ...
- 19.3k
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 ...
- 36
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 ...
- 191
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