evaluation structure.</span>
0226 <span class="comment">%    fit{3} = smoothing parameter structure.</span>
0227 <span class="comment">%    fit{4}{1} = fit points matrix.</span>
0228 <span class="comment">%    fit{4}{2} = matrix of fitted values etc.</span>
0229 <span class="comment">%           Note that these are not back-transformed, and may have the</span>
0230 <span class="comment">%           parametric component removed.</span>
0231 <span class="comment">%           (exact content varies accord