perceptron feed forward neural networks in python

sturlamolden sturlamolden at yahoo.no
Mon Jul 11 23:07:36 CEST 2011


On 11 Jul, 20:47, Ken Watford <kwatford+pyt... at gmail.com> wrote:
> On Mon, Jul 11, 2011 at 2:31 PM, Igor Begić <igor.be... at gmail.com> wrote:
> > Hi,
> > I,m new to Python and i want to study and write programs about perceptron
> > feed forward neural networks in python. Does anyone have a good book or link
> > for this?
>
> Try Stephen Marsland's "Machine Learning: An Algorithmic Perspective".
> All example code is done in Python, and there's a chapter on
> multilayer perceptrons.
>
> The code for the book is available online here:http://www-ist.massey.ac.nz/smarsland/MLbook.html


This is quite simple with tools like NumPy and SciPy. E.g. use
numpy.dot (level-3 BLAS matrix multiply) for the forward pass, and
scipy.optimize.leastsq (MINPACK Levenberg-Marquardt) for the training.

Sturla



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