Recent questions tagged ocr

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ocr - Google Vision API text detection strange behaviour - Javascript

Recently something about the Google Vision API changed. I am using it to recognize text on receipts. All good ... this kind of issue before? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ocr - Pytesser in Python 3.4: name 'image_to_string' is not defined?

First off, I would like to say that I know pytesser is not for Python 3.4, but I read from http:/ ... : name 'image_to_string' is not defined See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ocr - Tesseract - ambiguity in space and tab

I had a tiff file, which contain some text separated by tabs (4 spaces). But when I extract text out ... I train tesseract to understand this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ocr - Tesseract: Specifying regions of text

I'm using tesseract-ocr-3.01 to scan many forms. The forms all follow a template, so I already know where ... when using the command-line tool? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ocr - How to get coordinates using abbyy mobile sdk for iphone

I am using sample project of abbyy mobile SDK for iPhone (version 4). using this how can i get co- ... camera. Please help Thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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354 views

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ocr - Does Tesseract's hOCR output really contain bounding boxes and confidence levels for each character?

In the Tesseract FAQ they say you can: How can I get the coordinates and confidence of each character? There are two ... /div> </body> </html> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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602 views

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ocr - Text blocks positions and sizes detection in command line mode in tesseract

tesseract OCR have a command line interface, which allow us to recognize text from images with some parameters. ... is an internal information? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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390 views

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ocr - Translate a picture to text on Android?

I know that google goggles will translate a picture to text. What I want to do is allow the user to take a ... saved file with my app..... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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596 views

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ocr - How can I use Tesseract in Android?

I have searched on the net for a couple of hours. I got many answers saying we need to use NDK, etc. for ... any of the "Tesseract" files.) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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ocr - How to make tesseract to recognize only numbers, when they are mixed with letters?

I want to use tesseract to recognize only numbers. The problem is that I have mixture of numbers & letters and ... confusion between O and 0. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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398 views

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ocr - Using Tesseract from java

I'm trying to build a sample application in java that will read an image file and just output the ... a concern from scalability perspective? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ocr - How do I train tesseract 4 with image data instead of a font file?

I'm trying to train Tesseract 4 with images instead of fonts. In the docs they are explaining only the ... find anything helpful. Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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510 views

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ocr - How do I segment a document using Tesseract then output the resulting bounding boxes and labels

I'm trying to get Tesseract to output a file with labelled bounding boxes that result from page segmentation ( ... a quick python example? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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871 views

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ocr - Tesseract does not recognize single characters

How to represent: Create new image with paint (any size) Add letter A to this image Try to recognize -> ... will find all the letters Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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642 views

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ocr - How to preserve document structure in tesseract

I am using tesseract ocr to extract text from an image. Preserving the structure of the document is very ... space between them this much See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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622 views

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ocr - Tesseract training for a new font

I'm still new to Tesseract OCR and after using it in my script noticed it had a relatively big error rate for ... day's work. Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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855 views

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ocr - Tesseract running error

I have a problem with running tesseract-ocr engine on linux. I've downloaded RUS language data and put it to ... /i.stack.imgur.com/I0Guc.png See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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