pattern matching on image

hii to all.. I want to match Pattern from image which it hold actually I have an color image.. and I converted it into black foreground and white background.. and i also found the positions of data which are on fore ground.. now i want to compare these founded data with some alphabets .. by pattern matc开发者_运维百科hing.. how can i do it?..

If you need to do things such as recognize an 'A' in the image, artificial neural networks can help you. You could try the MLP (Multi-Layer Perceptron).