AG_SQUARE_ROOT|VL_FISHER_FLAG_NORMALIZED. ">VL_FISHER_FLAG_IMPROVED</a>, and <a class="el" href="fisher_8h.html#aaa8a24c2d002294897dcd82f1d9456b5" title="Fast but more approximate calculations (Faster computations). Keep only the larges data to cluster as...">VL_FISHER_FLAG_FAST</a>.</p>
<p>The function returns the number of averaging operations actually performed. The upper bound is the number of input features by the number of GMM modes; however, assignments are usually failry sparse, so this number is of