0
votes
1answer
34 views

OCR and layer text in pdf

I want to OCR a pdf to make it searchable. Suppose you have a PDF document that was made using a scanner, or otherwise consists of image data but doesn't have text data. Such a PDF can't be ...
0
votes
0answers
15 views

OCR for electrical circuits drawings

I would like to OCR an electrical circuit/layout drawing. These drawings contain the symbol/pattern of electrical components (resistor, cap, etc.) and their names written in two directions ...
0
votes
1answer
91 views

How to improve quality of PDF text files on Mac [closed]

I have a text document in PDF format, 200 pages, which I need to edit. I thought about doing OCR, but the quality is not really great, and OCR does not work well. Then I wonder whether I could somehow ...
1
vote
1answer
83 views

Editing searchable .pdf OCR

My case is quite specific so I'll try to explain it quickly and precisely. I have to digitalize several old paper sheets of 230mm x 268mm (~ 9" x 27,7") folded in 4 parts; you can find a quick drawn ...
0
votes
0answers
66 views

How can I use Acrobat Pro to calculate the percentage of pages in a document that have more than x words of text? How can I do this in bulk?

I use ABBYY FineReader Pro 11 to OCR old documents, and I need to run a script through a folder of 800-some PDF files so that I can calculate how many pages out of the whole document have text on ...
1
vote
1answer
92 views

How to search a PDF where text is just image?

A PDF needs to be searched for text but it is just an image so it's not aware of the characters. I've been trying to do OCR to the PDF but am not skilled in the programs required. I tried Foxit Reader ...
0
votes
0answers
18 views

Extract & re-inject text information into PDF after re-compression?

I have a PDF made up of one image / page + OCR'ed text (so you can copy/paste text from a PDF viewer). To save space, I can burst the PDF into N separate pages, recompress the N images (using a ...
1
vote
1answer
81 views

How to analyze the space usage within pdf document?

I have this 7mb pdf that I made from 65 scanned B/W images. After OCR, the document becomes 32mb. I have never seen text taking up so much space. (in theory 25mb should give me 25 million letters ...
0
votes
2answers
253 views

Copy pdf text layer to another pdf

Suppose you've got 2 "scanned" pdf files. Large, but without text layer. Smaller (with lower quality images), but with correct text layer. Both files contain equal images, different only by their ...
1
vote
0answers
156 views

What are the possible tools to convert from pdf to epub?

I know similar questions have been asked before, but before marking it as duplicate, let me explain. I just bought a .pdf ebook online and would like to have it as a .epub instead. I usually use ...
0
votes
0answers
183 views

Combining ClearScan with text from alternate OCR package

I love Adobe Acrobat's ClearScan but the OCR quality sucks so I am trying to figure out how to use another OCR engine. I've tried importing the text of a searchable image PDF (created by Omnipage) as ...
2
votes
1answer
292 views

How to automatically find non-searchable PDFs

Suppose I have a directory full of many PDFs. In most of them, the text is completely search-able, which is the way I need them to be. But a few of them are just image scans, and they need to be ...
1
vote
1answer
43 views

How to make an image into a rich formatted document?

So I have a magazine (with couple of pages) in hands and I want to have a resulting file which will keep the whole diagram and image intact, but still allow me to search / find and select text in it. ...
1
vote
1answer
233 views

Windows Search OCR plugin/extension

Is there any plugin or solution available to let Windows Search index text in graphic pages embedded into pdf files. Something like the amazing Omnipage OCR plugin which was available for Google ...
0
votes
1answer
450 views

When running Adobe Acrobat's OCR on a PDF document, which downsampling produces a higher quality: 600 dpi or 72 dpi?

I have a large PDF document that consists of scanned pages of a textbook. I want to run Adobe Acrobat 9's text recognition function on it, but I'm presented with this menu when I do. I'm confused ...
2
votes
1answer
120 views

How can I port a text layer from one PDF to another? (in windows)

I have a few files in .djvu format, which size is small, but unfortunately mi e-reader can't display it. I use DjvuToy to transform it to PDF and it keeps the small size; but then, when I use Abby ...
1
vote
1answer
489 views

Batch convert pdf's t searchable pdf's

I'm looking for a way to convert thousands of pdf's to searchable pdf's. I've used a program called "PDF Create Assistant" that came with Nuance's ecopy software. However, you can't select a folder, ...
1
vote
3answers
2k views

How can I search multiple PDF files that have OCR?

I have thousands upon thousands of PDF files that have OCR. It's great when you have one open but I want to be able to find PDF files in a folder that contain X. Adobe seems to have something build in ...
2
votes
1answer
510 views

OCR Image based PDF [duplicate]

Possible Duplicate: Extracting text from a .PDF scanned book How to do OCR on a PDF document? I've got a >200 page pdf manual that was produced by scanning hard copy. I'd like to convert ...
11
votes
4answers
6k views

Batch-OCR many PDFs

This has been discussed a year ago here: Batch OCR for many PDF files (not already OCRed)? Is there any way to batch OCR PDFs that haven't been already OCRed? This is, I think, the current state of ...
0
votes
2answers
1k views

How to format two column OCR PDF into one column

I am having trouble reading a PDF on my Kindle because the OCR text is displayed in two columns per page. (IE The book was scanned two pages at a time, them OCR'd.) How can I format this into one ...
2
votes
1answer
495 views

Replace (OCR) garbled text in PDF?

Now and then I come across a PDF which looks fine in first place but the underlying text is garbled. Currently I have a PDF where only the headings are garbled and I would like to know if it's ...
0
votes
1answer
1k views

Stripping Non-Text from a Scanned, OCRd PDF

I have a PDF created from a scanned document. OCR was used to recognize text. In Acrobat, if I select text, and click 'copy with formatting', I can paste the formatted text into Word, so it seems that ...
1
vote
2answers
1k views

3rd party software for parsing (OCRing) receipts?

I need to organize a large number of scanned receipts. The receipts are scanned in PDF, and I need is software that will intelligently look at a document and parse out date, location / vendor, total ...
4
votes
5answers
2k views

PDF has an extra blank in all words after running through Ghostscript

This PDF was produced by Abbyy Finereader 10: http://ebooks.zeitr.org/from_abbyy.pdf You can copy & paste the first sentence and get this (very good) text result: Der ┬╗Bund Deutscher ...
3
votes
1answer
445 views

How to add OCRed text to original pdf in gscan2pdf?

I am new to gscan2pdf 0.9.31, and just used it to OCR a scanned pdf. After saving the pdf, the OCRed text is stored on the top left corner. However I wish each OCRed character to be added to ...
2
votes
2answers
735 views

OCR that adds generated text to the original pdf and djvu files?

My OS is Ubuntu. I found there are some applications can OCR a pdf or djvu file, generating another text file. But I was wondering how to add the OCRed text onto the original pdf or djvu files, to ...
0
votes
2answers
2k views

Find text on an image

I want to be able to find text on the following awesome image and where the text is located in it. This is not the first time I stumbled upon such a challenge and probably many people have similar ...
2
votes
1answer
966 views

Can I force Acrobat Professional to replace the OCR-ed selectable image with text?

I have a book I want to read onscreen. It is scanned at 200 dpi monochrome (I still don't know what went wrong in the scanner driver, I remember setting it to grayscale, but cannot afford the time to ...
3
votes
2answers
941 views

Cleaning text in PDFs using OCR… or “There should definitely be a way to do this”

I get a lot of PDFs from other people consisting of scanned old documents. Unfortunately, sometimes the text on the scans, though legible, looks grainy and is hard to read. What I've been able to do ...
5
votes
3answers
3k views

How to do OCR on a PDF document? [duplicate]

Possible Duplicate: How to extract text with OCR from a PDF on Linux? I have a few documents in English and Hebrew that I scanned in and converted to PDF format. Is there some free or ...
5
votes
3answers
15k views

Batch OCR for many PDF files (not already OCRed)?

I use Google Desktop Search (I am on Vista) and not all my PDF files are recognized in my archive folder. It is normal as "PDF files that contain scanned images" are not indexed ( ...
2
votes
3answers
3k views

scan A4 doc > pdf > ocr > translate to english?

I've tried using a combination of my home scanner to create a '300 dpi', 'document', 'pdf' (options on Canon all-in-one) ZoHoViewer to create either an RTF or TXT file google docs to translate I'm ...
6
votes
7answers
3k views

Extracting text from a .PDF scanned book [closed]

I have a scanned a book in PDF format, but the quality is rather poor: (The language is Romanian and it's a medical physiology book, in case you were wondering) I want to extract text from the ...
14
votes
8answers
21k views

How can I convert scanned images as PDF to a searchable PDF file?

I have a PDF of a scanned book. I'm looking for a free software that will perform OCR and then provide an option to save it as a PDF or document again. Is there one?
22
votes
8answers
33k views

How to extract text with OCR from a PDF on Linux?

How do I extract text from a PDF that wasn't built with an index? It's all text, but I can't search or select anything. I'm running Kubuntu, and Okular doesn't have this feature.
3
votes
3answers
25k views

What software can convert handwriting to text?

I took a look at MyScript, but the program does not accept PDF format. I have a few documents (PDF) that are scans of hand writing. I need a program that can take the PDF scan it, use OCR and ...