Questions tagged [ocr]

Use this tag when asking questions relating to optical character recognition software.

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61
votes
11answers
30k views

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

Is there any freeware OCR software (for Linux and/or Windows) that can take a PDF scanned document as input and output a Searchable PDF like Adobe Acrobat does? With searchable PDF I meant that the ...
25
votes
5answers
2k views

Tool for optical character recognition (OCR)

Is there a tool that can recognise text in a scanned document (PNG, JPG) and convert it into a regular text file (DOC, TXT)? It should Work on Ubuntu and Mac OS X Be free Work with most common ...
20
votes
2answers
12k views

Looking for OCR API on mobile platform

I'm looking for an OCR library that runs on Android, iOS & Windows Phone. My app scans the image to find certain information on it. For example, scan a parking ticket to get time information on ...
17
votes
2answers
6k views

Android app to convert handwritten math equations to LaTeX code

I found some programs to convert handwritten math equations into latex code such as: MyScript Mathpad (only iOS) InLage (only Windows) But I didn't find any app for android. Is there any app for ...
15
votes
2answers
343 views

Document scanning software with OCR that takes advantage of multiple CPUs

At the moment I use the software that came with my CanoScan flatbed scanners. My major complaint about the bundled software: no possibility to define scan profiles, too slow (not capable of using ...
14
votes
1answer
3k views

Android Open Source Business Card Reader

What open source business card reader applications are available for Android? I would like to be able to snap a picture of the card or scan it and import it into my contacts/address book. I would ...
14
votes
2answers
479 views

Create searchable PDF files using OCR from scanned PDFs in bulk

The goal is to automatically convert all scanned documents into searchable PDF files instead of just images. The scanned documents are automatically uploaded by the scanner to a share on a Linux ...
13
votes
1answer
795 views

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

Starting with Acrobat 9, Adobe engineers added a new flavor of OCR called ClearScan. The advantages of the ClearScan over Searchable Image OCR are both in size and clarity. The biggest innovation ...
13
votes
1answer
823 views

Handwriting to computer code

I have a nerve injury where handwriting is far better for me than typing. I would like to be able to hand-write computer code (in C++ or Python or something like that) and be able to convert the ...
10
votes
2answers
368 views

Offline Android OCR receipt scanner

I have been looking for an Android receipt scanner that does NOT upload data to the providers servers. I'm looking for a solution that will process photos of receipts and use OCR to extract data ...
9
votes
3answers
8k views

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

I'm looking for a program that can generate a CSV file from a scanned image or PDF containing a table E.g. if the input is the ouput would be the corresponding CSV file: AIDS Behav, 9712133, ...
9
votes
2answers
2k views

Receipt OCR & Personal Finance Management app for Android?

Is there and app (preferably for Android or Linux) that would support receipt OCR, so I could just take photos of receipts after shopping? (preferably with option to collaborate with other people, ...
9
votes
2answers
7k views

PHP OCR library

Looking for a OCR Library to integrate into a PHP/JS/HTML5 Web Application. PHP is preferred however any language can be made to work via exec so if a non-PHP option is faster or high quality I'd like ...
9
votes
2answers
650 views

OCR for PDF files on iPad

I am looking for an app to make the scanned PDF files on my iPad searchable. The problem is that there is a large number of apps which are supposed to do this, but they all have rather mixed ratings. ...
9
votes
2answers
255 views

Self-hosted wiki with strong search (including OCR)

I'm looking for a wiki software that: Must have: Strong search capabilities (include search text on images) Paste images directly from clipboard (no need for intermediate file) Must not require ...
8
votes
1answer
133 views

OCR with GUI for correcting mistakes?

I've used SimpleOCR, which has a nice GUI for correcting mistakes. Unfortunately, it makes a lot of mistakes! (and suffers other bugs and limitations) On the other hand, Tesseract is more accurate ...
7
votes
1answer
76 views

OCR of vehicle registrations from blurred video footage

I have a large volume of video from cameras set up to record vehicles registrations. Unfortunately it was necessary to carry out much of the observation during hours of darkness and a large proportion ...
7
votes
1answer
113 views

Need program to help remove information from scanned documents

I have about 200 PDF scans that need to have information systematically removed. This information to remove includes a set of digits that may vary in length. The current plan is to print each ...
7
votes
4answers
205 views

Fast online OCR tool

One of my co-workers just posted a draft of something he's writing... As an image! This is annoying. I can't do my usual "keep track of what I'm reading by selecting bits of text" thing. How can I ...
7
votes
0answers
75 views

Program to generate a LaTeX table from an image containing a table

I'm looking for a program that can: generate a LaTeX table from a scanned page containing a table E.g. if the input is the ouput would be the corresponding LaTeX code: \begin{tabular}{|r|l|} \...
6
votes
2answers
1k views

OCR+translate software for older printed script text found in 1700s - 1800s texts

I am looking for an OCR software that does OK on older printed script text found in 1700s - 1800s texts and after recognition can store the original text and optionally translate it. Currently I've ...
6
votes
0answers
85 views

Business card storage/search for Android, works offline

I need to store business cards and find them later by search. Requirements: Take picture (sometimes two-sides) Save picture at appropriate resolution/compression (kilobytes rather than megabytes) ...
6
votes
1answer
178 views

Software to convert pictures of lectures from a blackboard to text

Most of my subjects allows taking a picture of our lecture from a blackboard, because of this I took advantage of it and take a picture of all the lectures that we have. Yesterday my professor said ...
5
votes
1answer
133 views

Free OCR for youtube and screen

I'm looking for a downloadable freeware (gratis) that works similarly to Windows Snipping Tool. You create a rectangle around the required text and the software transforms it into regular text. If it ...
5
votes
1answer
46 views

Tool for indexing, processing and generally managing digitalized documents

I'm currently trying to switch from archiving and storing my documents in a physical form to a digitalized one. I've scanned all of my documents. The scan itself is stored as a 300dpi JPG image file. ...
5
votes
2answers
848 views

Scan a receipt and recognize text/numeric data on it

I'm looking for a software that can scan a receipt to retrieve data of total price, product's name and price, receipt date and receipt number. Some important criteria: The software can be created as ...
5
votes
2answers
133 views

OCR tool which can recognize tables

I have a couple of PDFs which are scanned documents with lots of tables. Take the following image as an example: I would like to get the tables from the images. Desired output A HTML file with <...
5
votes
1answer
79 views

Free, Blazing Speed OCR Software for integration with programs

I need to do optical character recognition in given places on a certain window in order to make an add-on for that application. The application is a C family game made with HGE compiled to executable. ...
5
votes
0answers
231 views

Open source Hebrew OCR

Is there any good free Hebrew OCR for Linux? Hocr doesn't count, as it's off such poor quality. I send computer generated text (not scanned, just saved as a gif) through it and it can't pick up ...
5
votes
0answers
108 views

PDF to DjVu converter that keeps the OCR layer

I need a quality PDF to DjVu converter that keeps the OCR layer, and that runs on Windows/linux.
5
votes
0answers
87 views

Recommended software to scan and OCR documents and receipts on PC [duplicate]

I'm trying to keep my receipts and other important documents in digital form (as searchable PDFs). For many years I've been using an old copy of Acrobat CS2 which came with my iMac many moons ago and ...
4
votes
2answers
846 views

PDF reader with OCR [duplicate]

Is there a PDF reader where I can select unselectable text to copy it? I use the FireShot plugin/extension for page capturing in PDF. Unfortunately, it generates the PDF as "image", so no way to ...
4
votes
2answers
645 views

OCR software for Linux

I am looking for OCR software to digitalize scans. Some are prints, some are hand-written (like this). I want to have an easier time finding documents. So I want to generate one text file for each ...
4
votes
3answers
2k views

PDF invoice to UBL/XML invoice convertor tool

I have allot of PDF files which I need to get into my accounting software. The accounting software supports UBL/XML invoices (sample). I am looking for a tool (software, script etc.) or service to ...
4
votes
1answer
75 views

High-accuracy digit OCR from a mobile screen shot

Question Is there an OCR solution that would run natively on a recent iPhone with better accuracy than Tesseract? It need only recognize enough to recover dollar amounts. Objective To scrape a ...
4
votes
1answer
198 views

OCR Resume Scanning Software

Is there a good software option to take physical resumes, at say a job fair, and scan them using OCR technology, which will then enter the scanned and readable resumes into an accompanied resume ...
4
votes
2answers
152 views

Linux desktop search tool that OCRs PDF/TIFF files

I need a Linux GUI application in which I can search my home folder for all of documents that contain a particular word/sentence. Obviously, it must work with text files. It must also work with MS ...
4
votes
0answers
49 views

Better picture->ASCII art converter, that takes character shapes into account

Typical picture to AA converter just treats all output characters as pixels, considering only it's overall boldness. I want Image -> Ascii Art converter that uses OCR technologies and choses ...
3
votes
1answer
413 views

Web application for recognizing Russian cursive

My father recently passed away at the age of 92. I found numerous letters written to him in the mid-60s from my grandfather. My father was a prisoner-of-war in the slave camps in Germany and wound up ...
3
votes
3answers
12k views

Most accurate open-source OCR for Japanese?

From your experience, what is the most accurate open-source Optical Character Recognition (OCR) library/software to read Japanese text? I just tried nhocr, its mistake rate is over 2% even on an ...
3
votes
2answers
92 views

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

I have a pdf file OCRed probably with Adobe Professional and some additional edits that can't be reversed. I have an original pdf without OCRed or any other edits. I now want to incorporate the ...
3
votes
1answer
49 views

rough comparison of files

I want to compare two editions of one book. The book is very long and the editions are close but not identical. I have extracted the texts with OCR. The obtained text-files have mistakes and many ...
3
votes
1answer
472 views

OCR software to convert pdf to doc in Farsi

Most of OCRs in Farsi are framework-dependent and not free. Is there any OCR in Farsi that is under web and free?
3
votes
2answers
2k views

Open Source OMR optical mark recognition solution

I work for an institution that has to process a very large number of multiple-choice answer forms on a regular basis. We have adopted a commercial solution that is very expensive, plus we've begun ...
3
votes
2answers
576 views

OCR SDK to convert Arabic and English text from scanned cards

Which is the good yet economical (or free) OCR SDK to convert Arabic and English text from scanned card images? Kind of Application OCR SDK (Software Development Kit) Platform The SDK should be ...
3
votes
1answer
249 views

OCR tool for images on Windows [duplicate]

There are a few ocr questions on this site, but they are either only for Linux, or only for PDFs. So I am looking for a tool that converts images with text into editable text (.doc / .txt). It ...
3
votes
0answers
78 views

iOS app to scan and recognize receipts

We have an older neat receipts scanner that is starting to fail. One of the problems I've had with Neat Receipts is that the software isn't magical enough. Seems to me that you should be able to ...
3
votes
0answers
109 views

Scanner Software with OCR Filename

I am scanning several documents that are the same format with different names. I'm looking for a program that will scan these and output the file name via OCR from the name on the document. We had an ...
3
votes
0answers
84 views

Bulk Sorting and Data Extraction from Scanned PDF

I work in a small company that will start dealing with some data processing, as an additional service to its core business. We need to accomplish two things for a large number of scanned PDF files (...
3
votes
0answers
33 views

Simple OCR for iPhone

I'm looking for a very simple app where I point the camera to a text, like a url in a browser, "click" the screen, and the OCR'ed text goes to my copy/paste... So far, all apps needs me to take a ...