Questions tagged [ocr]

Questions relating to optical character recognition (OCR) software.

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Python libraries for automating camera capture commands

Purpose: I'm being tasked with writing some Python scripts capable of recognizing & capturing receipts from a printer, loading them to an external server which will in turn feed them through Azure ...
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31 views

Need to extract known sections from a document scan

I'm looking for a C# library that allows me to add the following to my .net application: Scan image Load image and pick extraction template Use OCR or Machine Learning to extract text from the image ...
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1answer
53 views

OCR solution for scanning scanned documents

We want to scan scanned documents (PDF/Images), and extract the meaningful information as key value pair or any format. like When a suppliers sends us invoice as scanned pdf, our solution should ...
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11 views

AI OCR Recipe Book image to Schema

I am not a coder, so sorry in advance about the question, but I have tried to find a solution without any luck. I am looking for software that uses AI OCR to take images and convert it to Recipe ...
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28 views

API's to extrac numbers from images?

I'm working on an app and I need a way to extrac numbers from images similarly to how banking apps extrac your credit card number from a picture. I don't have any preference on language but probably ...
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want to convert OCR PDF to computer font

my pdf text is too blurry. so i want to convert it to computer font from scanned image.i already tried increassing quality by adobe/edit/preferences/page display. Any OS is acceptable, any price. As ...
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21 views

Extract text from a PDF file in Expo and React Native

I am new to React and I am looking for a way to extract the text from a PDF file. I have found tools like react-native-pdf2json and pdf-parse among others, but none seem to work with React Native, ...
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6 views

OCR to MathJax utility

Is there utility that input an image of formula (commonly from e-book screen shot), then it output the MathJax code for it? With such utiliy asking physics/math questions will be easier if there is a ...
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10 views

Windows search which OCR's images and pdfs with text in them

I often have scanned pdfs or jpegs etc. which may have some text in them. One good example is screenshots that I take with screenshot captor. Is there a way to make the Windows search "smart"...
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23 views

OCR software/application that transforms hand-written code to digitally-written code

What I am looking for is a software/application that takes a source code written by hand on a piece of paper and converts it to digital code in a clean, tidy, and orderly fashion. I do not want just ...
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60 views

Software for Passport ID OCR

Can you recommend open source software for recognizing passport numbers in photographs? Or some other tool that can be used to solve this problem. We have data on which we can train software. ...
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83 views

Is there a non-Google-infested alternative to Tesseract OCR (free command-line OCR software with Windows support)?

I thought I had found exactly what I was looking for: https://github.com/tesseract-ocr/tesseract Everything was perfect, until I read: Since 2006 it is developed by Google. I would rather not have ...
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Is there any existing software which can read the data from LCD screen via camera and put it to CSV or any other machine readable format?

For example, I have cheap 1 euro Chinese thermometer like this and I want to make a graph of the temperature depends on the time of the day. This cheap device does not have any integration with PC/...
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Self-hosted OCR

I am looking for self-hosted OCR software. Requirements: Optical character recognition on images Not just documents but also natural-scene-images Linux Support List item Examples: https://ocr.space/...
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What Python library would you recommend for automatic detecting and reading of numbers on a map?

For my PhD-research, I have to collect data on bathymetry from the Gulf of Guayaquil. I have found jpg's of maps which show a pattern of numbers representing the bathymetry at certain locations. As ...
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53 views

Text recognition (OCR) for screenshots

I find text recognition (OCR) has gotten quite well for scanned papers. Such software needs to deal with tilting, noise, dust and dirt, but the high resolution of the scans (150 dpi or more) seems to ...
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Tool to search text or content inside images in Windows 10

I had seen this answer. Agent Ransack is used to search inside the files. Such as pdf, txt, doc and etc. But I have many images with texts, I want to search the keywords inside the images too. There ...
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1answer
46 views

Gratis Windows OCR software

I have some PDFs which contain scans of print - as images. Some are books with or without illustrations, some are comics with mixed text & graphics (all are long out of copyright). Is there some ...
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Looking for software that allows me to look for a logo inside a group of images

I have between 60,000 and 100,000 images and 1.5% of them contain a specific logo. This logo is not always depicted in the same size or orientation. Is there a freeware program for Windows that would ...
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1answer
63 views

Lossless image compression using optical character recognition ocr?

I have lots of high quality, high resolution black and white raster images of scanned text with a minimal amount of noise, around 6 Gigapixels or 500 pages per document. They use too much disk space ...
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What tools do I need to make realtime ocr app with python?

I am looking for some information about performing OCR in realtime, using e.g. laptop built-in webcam, with python. Can you please tell me how to start? Which libraries are best for that? Is it ...
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software for mac with which you can copy text from video (like Snagit)

is there a software for free out there with the possibility to copy text from a movie like snagit?
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Solutions for automatically extracting numbers in a PDF and pasting into another program

Using Windows 7. There are a lot of programs that OCR PDFs into text. But I'd like to do more. I'd like some software that will automatically select specific text and then automatically paste it ...
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Automatically sort/OCR images in a folder Mac, for personal use

What I'm looking for: A image/document manager thats easy to install and maintain for personal use on a Mac/OSX. The Problem: Like many, I have a whole bunch of image/media files- JPG, videos, PDF in ...
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Convert diagrams to graph data

There are some publicly available PDFs and image files of diagrams showing UK rail track layout (basically flow charts), which I want to parse to something more computer-friendly (a database perhaps, ...
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1answer
68 views

.NET library for scanning documents to searchable PDF's (with barcode support)

I have a requirement to develop an application that can scan documents and produce searchable PDF's that can be previewed from a desktop application (e.g. WPF) or a web browser. Also ability to scan a ...
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22 views

OCR software with automatic translation

I'm looking for an application that will allow me to swiftly select a portion of my screen, (like the snipping tool does) preferably by hotkey, and then return me the text translated to English. ...
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36 views

Searching for OCR that works well with non Latin characters(mainly Hebrew and Arabic)

Is there any good Hebrew OCR API/library (preferably free but not necessary) the text is printed so no need for hand-writing An Example for an image I want to parse The Program language is non-...
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3answers
78 views

Tools to read human written text from a scanned page

What would be the best/most accurate way to read human writing from a scanned document and convert it into text?
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1answer
39 views

Application to recognize text in PDF files and images(OCR) for Windows

The problem: PDF files and images from a scanned paper document contain text that cannot be copied or edited. However, manual typing is not possible due to the size of the document and the high time ...
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1answer
914 views

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

I'm looking for well-maintained and well-documented powerful PDF parsing libraries for Python (mainly to extract and parse data from various types of PDFs with different/unpredictable structures, ...
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Is there a tool to optically extract a valid UML from the Image of a UML ? (objects, relationships, etc.)

I was searching for this too. I found mention of three tools but none seem available for public use or downloadable : 1- IMG2UML : https://www.researchgate.net/publication/...
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35 views

CamScanner alternative? [Android]

Recently CamScanner has become annoying with ads and popups. So looking for an alternative document scanner on Android, hopefully with these features: Anti-shake (what I really liked on CamScanner: ...
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2answers
43 views

Which software to use for PDF scanning that can extract information and send to an invoiceprogram?

I'm working as an intern at a company where they need accurate scanning of invoices that comes in PDF-forms. The program, or java-library, needs to be able to extract certain parts of the invoice so ...
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25 views

Open Source Libraries for OCR which gives output files as text, pdf, excel, vcf format

I am looking for an cross platform ocr library and my requirement is to parse the scanned images and extract the text in to txt,pdf,xls and vcf format files. I have used tesseract ocr to extract the ...
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1answer
922 views

Free OCR command line application for Windows that can add invisible-text layer to PDF?

I have seen other similar posts, but none with these specific requests: OCR application that can be run from the command line Windows native application Accepts multipage PDF inputs Can create a PDF ...
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43 views

Python library to remove handwritten signature

I'm looking for a recommendation for Python libraries to remove handwritten signatures from a document. My use case: document has a number of fields with typed text and one with a handwritten ...
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3answers
71 views

Looking for a OCR Library in WinForm

Is there any free/paid OCR library that able to capture the invoices data in PDF format? Need to have a low error rate. We need to take those data and do some further processing.
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1answer
37 views

Looking for a library that extracts text from images

The basic description for what I'm looking for is something that can extract text (written by hand) from an image and return it as a plain character stream, without any page processing. More ...
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145 views

Free API for handwritten OCR (Optical Character Recognition)

I wanted to know if there are any free APIs available for text recognition from a handwritten document. I looked in Google Vision API, Microsoft Cognitive API but all of the above are paid. So is it ...
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28 views

Which software or API is best for extracting information from PDF and save to excel?

In my project there are lots of use of purchase order and sales order. So, I have to enter data manually. So, is there any software and API of project that directly take PDF and give output in excel ...
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Should I use the Google Vision API or an OCR package from npm?

I'm just wondering what the best option is for my project: A mobile app that rates how healthy a user's food is. It works by looking at the image the user took for text detection. I'm fairly new to ...
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5answers
773 views

Fastest way to batch/mass convert PDFs to searchable text? (thousands)

I was wondering if anyone has any software recommendations to mass OCR about 1000 PDF files. It could be; converting to text, to word Doc or making the PDF searchable. I just need an efficient way to ...
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1answer
35 views

Is there such a thing as OCR for detecting form fields?

Trying to automate a system here, either through off-the-shelf or roll-your-own solutions: how to take a PDF form (e.g. membership, taxes, etc.) and detect fields? Preferably along withe the label(s), ...
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50 views

Linux OCR for handwritten, colored backgrounds, math, columns, tables

In my application I want to build one optical character recognition system which can extract characters from image and input it into text file ? Till now I have used pytesseract and OpenCV for this ...
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33 views

OCR Deep Learning Software

I have a question about a possible software solution for a problem. I work in a very busy psychiatric private practice that handles large amounts of paperwork. We would like to create a more efficient ...
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1answer
44 views

Text Recognition API

I am working on dictionary App for Android and iOS. Where I want to have feature like place the camera on word and app will recognize the word and will show the meaning of that word. For example or ...
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1answer
109 views

Mobile Zonal OCR document scanner in offline

I am looking for a mobile sdk which can be capture and process a document using zonal OCR, would return a value which is part of a predefined area in an document in offline. I have gone through some ...
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2answers
301 views

Software or method to batch invert b/w images

I have directories of 100-500 small black & white image files (jpg) that I need to batch invert, from white text on black to black text on white. They will then be input to tesseract-ocr. I am ...
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25 views

Camera OCR as input method for Android

Perhaps as an alternate keyboard, or some kind of floating button, expose a quick & ready method to begin inputting text into current active cursor from an OCR scan from the camera. There would ...