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From: Greg Heath <heath@alumni.brown.edu>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Unknow error in my neural network
Date: Tue, 2 Dec 2008 15:40:02 -0800 (PST)
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On Nov 17, 9:37=A0pm, "Tak " <lauho...@hotmail.com> wrote:
> Continuous from above question, normally [x, y] =3D size(dataset), row(x)=
 or column(y) should be go to the input nodes of the network? for example, =
I have 60features (row(x) or column(y) value!?), is that mean my input node=
s will be 60?

See my previous post.

> Also because I am a newbie to Matlab and nntool, How can I find out the a=
ccuracy of the trainned network?

y =3D sim(net,p);
MSE =3D mse(y-t)

> For example, now I have new image which is not include of the training ex=
amples. Should I use "sim" function to test it?
 yes

> And I have 300 images for training, is there any efficiency way to test t=
hem all which is classify correctly? a plot function or I have to write my =
own equation?

You have to write your own. For each column of y
the row of the maximum has to be the same as the
row of t that contains the "1".

One of my posts may have it, Try searching
Google Groups with

greg-heath confusion matrix

Hope this helps.

Greg