t</a></span><span class="op">(</span><span class="va">preProc</span>, <span class="va">fdata.Reg.tr</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co">#' ## TRAIN nnet NNET --------------------------------------------------------</span></span></span>
<span class="r-in"><span><span class="co"># Create a formula to train NNET</span></span></span>
<span class="r-in"><span><span class="va">form</span> <span class="op">&lt;-</span> <spa