 adaptive smoothing. Needs to be used</span>
0070 <span class="comment">%         with care.</span>
0071 <span class="comment">%</span>
0072 <span class="comment">%  'alpha' The old way of specifying smoothing parameters, as used in</span>
0073 <span class="comment">%         my book. alpha is equivalent to the vector [nn,h,pen].</span>
0074 <span class="comment">%         If multiple componenents are non-zero, the largest corresponding</span>
0075 <span class="comment">%         bandwidth is used. Th