Displaying 2 results from an estimated 2 matches for "hafsa".
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dafsa
2011 Jul 08
0
R-help: need help in obtaining training data and predictions for neural networks
...the results of my code. But I need something better for
testing in my project. I have searched a few links for conferences or
workshops for these datasets and their predictions, but they are not
available open source.
Can someone please help me with a link, or guide me where to look?
Thanks,
Hafsa
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2011 Jun 30
0
help with interpreting what nnet() output gives:
...ts, and
values of 'value'. But how do you calculate the number of weights in nnet,
say, if you are feeding it an MxN inputs dataframe (i.e. M observations,
each having N inputs, like the iris dataset has M=150 and N=4), and getting,
say, x number of outputs for each observation?
Thank you,
Hafsa
The code I used is from the Package nnet pdf:(nneds nnet package loaded)
# use half the iris data
ir <- rbind(iris3[,,1],iris3[,,2],iris3[,,3])
targets <- class.ind( c(rep("s", 50), rep("c", 50), rep("v", 50)) )
samp <- c(sample(1:50,25), sample(51:100,25),...