If you are doing matrix-based or array-based math and you don’t want the Python interpreter getting in the way, use NumPy. By drawing on C libraries for the heavy lifting, NumPy offers faster ...

When you call the Cython function in your Python code, send the entire NumPy array object as an argument for that function call. Perform all the iteration over the object in Cython .

With the help of Python and the NumPy add-on package, I'll explain how to implement back-propagation training using momentum. ... (0.0610 vs 0.0707), and resulted in better prediction accuracy (95.83 ...