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Questions tagged [ocr]

Optical character recognition (OCR) is the process of converting images of text to text that can be manipulated by word processors etc.

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How to translate PDF for technical field? what about constraining input and output to reduce correction by hand? [closed]

I need to translate with Word 365, and has always been correcting for following: text recognition translated text Because: Technical Documents has much fewer text possibilities Each Industry has ...
panes-rubrics's user avatar
0 votes
1 answer
66 views

Searching for text in DJVU files through the Windows search panel

I have many DJVU files with OCR in one folder. What should be done or how can I search for words in these files through the search field in the folder (top left)? There is a reference to the DjVuOCR ...
Jose's user avatar
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19 views

Can I annotate a PDF with gImageReader to make it searchable?

I am using the latest version of gImageMaker (3-2023, Windows 10). OCR works fine. I use a PDF as source, which is not searchable and just want to add the OCR text to the PDF so it becomes searchable. ...
Horst Walter's user avatar
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Create action to OCR only pages 1-50

In Adobe Acrobat Pro DC, I can create an action to OCR the entire PDF. How do I create an action to OCR only, say, pages 1-50? (I want to then apply this action to many PDFs.) Below are the only ...
user24096's user avatar
1 vote
0 answers
213 views

Fix blurry text in a PDF

I have a PDF containing both text and images. Images are ok, but the text is blurry, with a "pixelated" pattern, very difficult to read. If I copy-paste the text from Adobe Acrobat to ...
Alberto Farfugli's user avatar
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57 views

How can I undo OCR in Foxit?

Optical character recognition (OCR) in Foxit sometimes mess up the font. E.g., before OCR: After OCR: How can I undo OCR in Foxit? Ctrl+Z doesn't undo OCR. I use Foxit 11.2 on Windows 10. I made ...
Franck Dernoncourt's user avatar
1 vote
2 answers
92 views

OCRmyPDF cannot convert pages with watermarks

I have some scanned magazines with a pink watermark on some of the pages. I need to ocr them and OCRmyPDF seems to be the right tool for the job. Except that it cannot convert text on top of the ...
marlar's user avatar
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1 answer
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How to make pdf and content searchable again in Onenote

A year ago, I could use the search option in every OneNote documents very efficiently (to be more precise I'm using "OneNote for Windows 10" (software version)), it would find words in pdf's ...
c.leblanc's user avatar
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1 vote
1 answer
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convert hand-filled checkbox form to excel

I got a hand-filled check box form: Imagine that there are Xs on each row to represent the selected answer by pen marks. I look for some kind of software that will convert the scanned forms into ...
the correct answer's user avatar
2 votes
2 answers
1k views

ffprobe OCR of a subtitle stream

I have some video files containing HDMV PGS subtitles, and I need to convert them to subrip (or other text subtitles). I know that I can ffmpeg demux the video file to extract .sup and on the fly ...
Minty's user avatar
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1 answer
487 views

Getting output only from 1st page TIFF to hocr extract

[Sample Image] I seek your guidance in the code given below. Iam running this code to extract text from multipage TIFF to hocr format. Iam getting an output from the 1st page of TIFF but rest of the ...
Travelz Online's user avatar
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1 answer
210 views

Is there a convenient solution to go from PDF to excel?

I receive these god awful invoices in the form of faxes. We are in the process of implementing EDI however this is how it has to be done for the next few months. The employee i have entering the data ...
Manuel's user avatar
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0 votes
1 answer
479 views

Print a PDF to a new PDF from Acrobat preserving the ocr text

I would like to print a protected PDF file in another PDF file using Acrobat, so that I can also consult it in the future, and I would like to keep the text searchable: is there a way to do this with ...
qwertxyz's user avatar
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1 vote
1 answer
401 views

Apache Tika: Where to place tika.xml to disable OCR

I am running Apache Tika to extract text from a bunch of MS Office documents. My command looks like this: java -jar "c:\path\to\tika-app-2.0.0.jar" -t ... (I am running this command on Win10 ...
I Z's user avatar
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1 answer
67 views

Add an OCR layer over MS Word images (extracted from PDF)

I'm working on a PDF (that i created with LaTeX) and I need to convert in into a MS Word document, but keeping the *exactly* original typesetting and design. Since all the converters from PDF to Word ...
Plato's user avatar
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131 views

delete image layer in pdf and work on text layers only

I have a searchable pdf document. I would like to delete the image layer to work on the text layer only. How can I do it? Thanks in advance to those who will help me
claud's user avatar
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How to OCR this subtitle?

Is there any Linux OCR tool that can extract this subtitle without having to train a LSTM? Language is Portuguese. Some image cropping and python coding is acceptable... I could not find a Tesseract ...
lvella's user avatar
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1 vote
0 answers
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How to mark paper documents before scanning to simplify OCR sorting?

My business generates a lot of handwritten notes that get scanned and sorted into clients' files. Each file has a unique 5-digit numeric code, which is handwritten on the page before scanning. Our ...
Neil's user avatar
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33 views

How to pre-process the background of this image in order to OCR the table properly?

I have to OCR the book of tables consisting of 500+ pages but the maker stamped every page. Can anybody help me on how should I process it in order to be able to recognize it let's say in FineReader? ...
off-signer's user avatar
23 votes
3 answers
14k views

Blurry text in PDF

I have a pdf that has blurry text. The text itself is readable but causes lots of strain. This is an example of the text. Is there a way to clear it up?
user1255895's user avatar
1 vote
0 answers
322 views

How to OCR the hardcoded Korean subtitles from a movie?

I got a Chinese movie called "Xin li zui (2017)" with Korean subtitles, burned into it. Or, 'hardcoded'. Now, with an French, Spanish or English subbed movie or just any movie which uses the ...
Sara Phina's user avatar
1 vote
2 answers
4k views

Pattern matching in bash to use in case-statements (instead of regex)

I have coded one of my first bash scripts. My goal is to make my office "paper-free". I have a lot of scanned documents, that I want to save with the date (usually found at the top of each document) ...
lumanet's user avatar
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1 answer
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Copy text from scanned pdf

I have some scanned documents, which I want to copy the text from. Adobe Acrobat Pro recognizes the text, however it is placed in a bunch of bounding boxes, making it impossible (?) to just mark all ...
eirikdaude's user avatar
-1 votes
1 answer
392 views

How can I OCR the text from specific regions of a screenshot, then output that to a usable format?

I'm trying to automate logging of uh, ranked games in Street Fighter of all things - Yes, nerdy, I know. I have a spreadsheet In that I manually put in the following for each ranked game: The ...
EmSixTeen's user avatar
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100 views

How can I scan and get a PDF file with selectable japanese text?

I have several magazines in japanese. I would like to carry them to read in an airplane but they are too heavy so ideally I am thinking of scanning the pages and carrying them as pdfs. But I like to ...
KansaiRobot's user avatar
1 vote
0 answers
162 views

Manually adding Searchable Words in PDF

Is there a way to add searchable tags/keywords to a PDF document? I have heard of the OCR option in Adobe Acrobat, but for some reason this program keeps crashing, are there any alternatives? Can ...
Roman Stadler's user avatar
1 vote
1 answer
7k views

How do I train Tesseract for a new ttf font?

I am trying to train Tesseract for some funny looking fonts, like Palace for example. I have tried a simple way - produced traindata with http://trainyourtesseract.com/ and then have made a call ...
Yuliana Zigangirova's user avatar
1 vote
0 answers
64 views

Is it possible to OCR (frame-by-frame) digital time and multimeter reading values from a video? [closed]

I have a time-lapse video that I need to collect data from (digital time and multimeter reading). Is anyone aware of any apps that can perform this kind of OCR? The clock and multimeter screens are ...
Malik Drako's user avatar
5 votes
0 answers
312 views

Can I tinker with the encoding when using pdftotext to convert PDF to text?

Sometimes when I do pdftotext it results in perfect text. I assume this is because the actual unicode text data is embedded directly in the PDF itself, and simply read out. But other times (around ...
Lance's user avatar
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3 votes
0 answers
526 views

Tesseract: OCR hex and binary strings from old documents

I have some questions about Tesseract Context I am currently working on an old cryptographic algorithm from East Germany (GDR) which was developed in the 80s. I implemented the algorithm in C#. Now ...
tassadarius's user avatar
1 vote
0 answers
35 views

Specify font when performing OCR

I have a folder full of images that I need to convert to text. Each one contains a string of numbers and spaces on a single line. The images are computer-generated (i.e. not scans with extra ...
Gma's user avatar
  • 11
1 vote
0 answers
28 views

UltraVNC fails with OCR, RDC succeeds

I am trying to use OCR on a remote machine, which can be connected to via either RDC or VNC. There is one script that is supposed to run there, that is using tesseract OCR package. For some reason ...
Gert Lõhmus's user avatar
1 vote
1 answer
590 views

What computer specs/ hardware will speed up my Adobe Acrobat OCR speed? [closed]

So, I have a work task where I am Sanitizing the PDF, then watermarking it, OCR-ing it, and password protecting it. Especially the OCR seems to just take forever, and I'm doing this task on ...
Denny Mintis's user avatar
6 votes
2 answers
828 views

How to leave pdf image unchanged while adding OCR to a pdf with pdfsandwich?

I am trying to add OCR to PDFs and am using pdfsandwich to do so. The problem is that pdfsandwich processes the image when doing OCR which changes what the document looks like. Is there any way to ...
user3750888's user avatar
1 vote
0 answers
103 views

Google OCR - just in Lens, or can I find it elsewhere? [closed]

I need to convert some screenshots of spreadsheets to actual data. Google Lens seems pretty good at this - I save the image on my phone, then open it up with the Google Lens app, let it do it's thing,...
Codemonkey's user avatar
0 votes
1 answer
625 views

How to compare multiple PDF files?

My professor just uploaded an updated set of all the slides of the whole semester (17 PDFs), referring to them as the now definite examination material. Problem is, I have made lots of notes on the ...
user3545063's user avatar
0 votes
1 answer
3k views

Autohotkey to search images

I'm learning how to use autohotkey and I wanted to create a script which open a game from steam and joins automatically to a specific server. My code so far is: F1:: Run, steam://rungameid/346110 ...
J0ki's user avatar
  • 103
2 votes
1 answer
2k views

Would extracting hard-coded subtitles like this work?

I have an mp4 with hardcoded subtitles and I want to make an SRT file. I tried using the video OCR software AviSub. It got the timings right but the words itself were very innacurate, so I got an SRT ...
chicago1356's user avatar
34 votes
4 answers
14k views

How to create PDF with scanned pages but selectable text?

Today I recieved a PDF from our supplier and it contained several printed and scanned pages with signatures etc. I opened it in Acrobat Reader DC. But to my surprise the text from the evidently ...
Vojtěch Dohnal's user avatar
2 votes
1 answer
82 views

What's the best method for JPEG text manipulation?

I have a relatively simple graphic; a technical diagram with various bits of text throughout. The text is in another language (Czech/Slovak). It's printed clearly enough to be accurately ...
voices's user avatar
  • 2,631
5 votes
2 answers
20k views

Understanding OCR options in Adobe Acrobat: "Searchable Image", "Searchable Image (Exact)", and "Editable Text and Images"

In Adobe Acrobat (I'm using Pro DC if that matters), there are three options for OCR: "Searchable Image". "Searchable Image (Exact)". "Editable Text and Images". What are the differences between ...
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0 votes
0 answers
867 views

How to use Onenote 2016 as an OCR on a PC

*Note I'm using a PC for all this. I am trying to take text out of a screen shot made on my computer and when I've tried the methods suggested by the video and the article listed; I don't get the ...
RetroCUBE's user avatar
  • 113
1 vote
0 answers
37 views

Extract Text From Images,ocr

Extract Text From Images?i have many images,i searched and found some online convertors but doesn't work becouse i have 10.000 image,so i need a mass tool,can someone help me with this,thank you
michael johns's user avatar
1 vote
0 answers
363 views

How to OCR document with table and export to text (with proper left/right/top/down text)?

I have a document with many pages that have columnar tables like the following. #1 2.1 This is some text. It can go onto the next line like this. #2 1.3 More text. #3 3.2 And some more ...
studgeek's user avatar
  • 2,335
-1 votes
1 answer
620 views

How can I convert a .png image to .pdf with OCR text? [closed]

I have a .png file that is a screenshot of an article I found online. I would like a PDF version of it, with all the text selectable. Are there any apps or tools that do that?
Trindaz's user avatar
  • 615
1 vote
0 answers
107 views

Extract PDF Data using categorized annotations

Are there any existing tools to extract data from PDF files using this method. Lets say I have 3 categories Image - this will be a rectangle annotation which will crop that specific area where the ...
bman's user avatar
  • 163
0 votes
1 answer
2k views

How to extract text from an image-based pdf using Cuneiform in terminal

cuneiform -l eng -f text -o outocr.txt input.pdf The above command, when run in terminal, outputs only the text of my PDF title page to the outocr.txt file. What should I do to make it recognize ...
Mehdi Haghgoo's user avatar
2 votes
2 answers
7k views

How can I convert PDF bank statements to a Excel or CSV file?

I am just doing my UK tax return (Yes I have left it until the last minute). My bank (Nationwide) will only let me download the last 15 months of transactions as a CSV file, but will let me download ...
Ian Ringrose's user avatar
  • 1,331
3 votes
3 answers
2k views

How to effectively scan 130,000 paper pages in 10 days

I have a rather large project which will ultimately benefit society, and I'm looking for all the help I can muster.   I have about 130,000 pages that need to be digitized. Many of them are in packages ...
Gryph's user avatar
  • 388
0 votes
3 answers
54 views

Capture text on page with background white from photography

I intend convert a photography, with txt on page with background white, to txt file. The purpose is capture all text on this images. I google and I founded the imagemagick and this tools: SCAN Image ...
Edgar Oliveira's user avatar