Simple Neural Network example(s) with source code ?

What kind of neural network? There are many varieties to choose from.

ANN's are generally horrible for game AI; they take effort to train and are difficult to modify and debug once they are trained. Most game AI systems use nested state machines.

What kind of neural network? There are many varieties to choose from.

I'm looking for a really really simple example to get started , ie : Detect if current character is alpha numerical or letter.

Here is a really good introduction
http://www.ibm.com/developerworks/library/l-neural/

The python library they use is also great for quickly getting started
http://arctrix.com/nas/python/bpnn.py

Here is a really good introduction
http://www.ibm.com/d...brary/l-neural/

The python library they use is also great for quickly getting started
http://arctrix.com/nas/python/bpnn.py

Great material.Thank you!