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

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