how to plot MSE while using newpnn

i am working in location prediction and tried using newpnn() function. i want to know the MSE of my results. i tried using plot(tr.pref)but error message showing undefined "tr" came.

Answer 1

[Greg Heath]

NEWPNN is a classifier which does not involve training.

See

 help newpnn
 doc newpnn
 type newpnn

Hope this helps.

Greg