Is there a good algorithm to detect 2 matrix are similar

I have two matrix like below (A) and (B) ↓

I want to know ,

1) Is the number (7,6) in (B) is also in (A)

2) Is B is 66%up like A .....

And ,how can I do t开发者_运维问答hat with CSharp?

Thanks for your advices.....

    (A)
    000000000000000000000000000000000000000
    000011111111100000010000000001000000000
    000000000001000000010000000001000000000
    000000000100000000010000000001000000000
    000000001000000000010000000001000000000
    000000010000000000010000000001111111110
    000000100000000000010000000001000000010
    000001000000000000010000000001000000010
    000010000000000000010000000001111111110
    000000000000000000000000000000000000000




    (B)
    000000000000000000000000000000000000000
    000011111111100000000000000001000000000
    000000000001000000000000000001000000000
    000000000100000000000000000001000000000
    000000001000000000000000000001000000000
    000000010000000000000000000001111111110
    000000100000000000000000000001000000010
    000001000000000000000000000001000000010
    000010000000000000000000000001111111110
    000000000000000000000000000000000000000

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OCR (Optical Character Recognition) is a huge field - and not my field.

Neural networks are a potential solution depending on your situation. There is a C# solution on this Code Project page:

http://www.codeproject.com/KB/cs/neural_network_ocr.aspx

Otherwise, check out all these duplicate questions:

https://stackoverflow.com/questions/744966/any-open-source-c-ocr-library https://stackoverflow.com/questions/1512271/any-free-ocr-library-for-c