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I want to identify Egyptian car number plates that look like this:

license plate image

How can I do this in Java ?

I plan to do this in Android, as the user will catch the number plate with a camera and the results will be submitted to server.

Sam Maloney
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Ahmed Wahba
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  • For info on OCR in Java look at my answer for this question: http://stackoverflow.com/questions/8786643/java-cyrillic-character-recognition-api/8800984#8800984 – Nikolay Feb 13 '12 at 10:19
  • Do you have a template of all the possible number/letter shapes found on license plates? – endolith May 03 '13 at 17:47

2 Answers2

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You have to do following methods:

First step: Number plate extraction

You can use OpenCV for this purpose. It has Java api. Also it is ported to Android.

Second step : OCR

OCR is used to recognise the letters on notice board.

You can train your own OCR for arabic letters and digits using OpenCV.

Or you can use tesseract-OCR. I think it supports arabic also.


Following paper will be useful for you: Paper 1

Also, this site includes complete code for number plate extraction, but in C++. But it will be a good start.

Abid Rahman K
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The link provides an algorithm to detect text from an image in Java... it works for English..

You can try for something similar for Arabic. http://code.google.com/p/textdetection/source/browse/trunk/src/com/jpprade/text/detection/MainApp.java?r=7