text-recognition Questions

1

I am using this code for extracting text from image, First time the code runs perfectly after that its start giving this error message [coreml] Failed to get the home directory when checking model ...
Isaacs asked 6/12, 2022 at 9:39

3

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I'm trying to gain some experience with automatic text recognition and i'm using the package tesseract to perform ocr on some images (i.e. some screenshots I took). To improve the performance of ...
Declan asked 31/1, 2018 at 22:34

5

I am writing a program that when given an image of a low level math problem (e.g. 98*13) should be able to output the answer. The numbers would be black, and the background white. Not a captcha, ju...
Whopping asked 28/2, 2011 at 19:26

2

I am working on an OCR system. A challenge that I'm facing for recognizing the text within ROI is due to the shakiness or motion effect shot or text that is not focus due to angle positions. Please...

6

I am trying to implement the Google Mobile Vision TextRecogniser API into my app, to read text off a given Image. When I try to use the feature, I get this error: W/DynamiteModule: Local module de...
Lift asked 6/3, 2017 at 14:51

1

CameraX is build, analyze() method is called and an image is passed and then closed (deleted) with close() method. From this image FirebaseVisionImage is created and passed for processing (text rec...

1

I have a project that make use of Google Vision API DOCUMENT_TEXT_DETECTION in order to extract text from document images. Often the API has troubles in recognizing single digits, as you can see i...

0

I set up ML-Kit like AndroidExample and using on-device recognition mode. It's working so well. but If we have a single character like 'A','5','K','9' it can't recognize anything! it only works for...
Lever asked 26/12, 2018 at 17:13

1

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How to get the position of text on the screen in an image using Mobile Vision API, and how to draw a rectangle around them? Example:
Strachey asked 4/11, 2018 at 13:29

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I have followed the setup guide for the Firebase ML Kit on Android and created a simple app that can recognize text on bitmap images, using the on-device text recognizer. It works pretty well out o...
Curricle asked 5/12, 2018 at 18:13

1

I started a new application for Text Recognition of file numbers onto shelves and I used the following ML Kit Text Recognition on Youtube: Tutorial ML KIT Text Recognition It works perfectly as lo...
Societal asked 3/10, 2018 at 9:21

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I am trying to get numbers from seven segment display image using ML kit but it does not recognizes the numbers or decimals from the image. It recognizes the normal text and number from image but n...

1

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I am writing a text recognition program, and I have a problem with sorting contours. The program works fine for one line of text, but when it comes to the whole block of text my program doesn't det...
Symbolist asked 9/6, 2018 at 19:18

2

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Currently I am using a deep learing model which is called "Yolov2" for object detection, and I want to use it to extract text and use save it in disk, but i don't know how to do that, if anyone kno...
Christoffer asked 24/3, 2017 at 15:24

1

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I am new to TensorFlow and to Deep Learning. I am trying to recognize text in naturel scene images. I used to work with an OCR but I would like to use Deep Learning. The text has always the s...
Bussey asked 15/2, 2017 at 4:56

2

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I've been trying to implement an OCR program with Python that reads numbers with a specific format, XXX-XXX. I used Google's Cloud Vision API Text Recognition, but the results were unreliable. Out ...

1

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I am currently writing code that should be able to view a picture of text and then extract the text from the picture for android based devices. I did some research online and found that Google prov...
Recoverable asked 7/7, 2016 at 20:5

3

I found a web application that recognizes handwritten math equations: http://webdemo.visionobjects.com/equation.html?locale=default I would like to know if someone knows an app or a tuto...
Joerg asked 5/3, 2013 at 16:33

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I'm new to iOS development and I'm trying to make an app that, using the iPhone's camera, recognizes a string of numbers and converts them to text. Is there a module for iOS development that...

3

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Does anyone know of any free/open-source text recognition libraries in C/C++/Objective-C? Basically something that can scan an image, and read out all of the plain text.
Interdictory asked 8/11, 2009 at 20:35

1

i am using finger paint to draw line,and So far I have come up with the following code: case MotionEvent.ACTION_MOVE: //return if touch is in this area of canvas if (x<=430 || y<=80 || y&...
Sora asked 3/1, 2013 at 6:1

2

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I have successfully integrated tesseract into my android app and it reads whatever the image that I capture but with very less accuracy. But most of the time I do not get the correct text after cap...

3

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Please take a look at the screenshot below and see if you can tell me why this won't work. The examples in on the reference page for TextRecognize look pretty impressive, I don't think recognizing ...
Illuminative asked 18/1, 2012 at 20:11

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i need an advice on how to approach this problem. I have some picture data: *.jpg, *.bmp ... and i need to extract the data from it. The data is alphanumeric text. I work in delphi.

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I'm scanning a lot of A3 documents using a standard Brother A3 Multifunction and then use FineReader Pro for OCR'ing the images. However, I'm getting a lot of errors in the characters recognized,...
Lawn asked 11/1, 2011 at 14:2

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