Spatial crosstalk and modular NN architechture
Patrick van der Smagt
smagt at fwi.uva.nl
Fri Oct 18 09:23:07 EDT 1991
> I have to model a problem with 28 discrete inputs(1's and 0's) and
>26 discrete outputs. Infact, these 26 discrete outputs can be represented by
>5 normalized continous outputs also.
If one would want to model any kind of function, why go for the least
obvious solution via a neural network first? Since your problem is
binary, too, I would first create a much simpler method such as
k-nearest-neighbour or any bin approach which would enable one to
gain an understanding of the data and the overlap. Ten years ago
this would have been a more standard approach, instead of using a
black box (aka neural network).
The reason that I would _not_ immediately grasp a network to do some
function-approximation is that I have seen too many people choke
on the fact that they do not understand their data, or the complexity
of the data, a reasonable ratio #degrees of freedom:#learning samples,
etc.
Patrick van der Smagt
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