y.</span>
0016 <span class="comment">%</span>
0017 <span class="comment">%   DISTS = PAIRDIST(X,Y,'safe') indicates that it is possible for</span>
0018 <span class="comment">%   the ith row of X to be identical to the jth row of Y.  This uses a</span>
0019 <span class="comment">%   slower algorithm, but guarantees that DISTS(i,j) == 0 in these cases.</span>
0020 <span class="comment">%   For the special case of PAIRDIST(X), it is not necessary to specify</span>
0021 <span class="comment">%   the 'safe' flag