ot;filter:saturation:standard-deviation&quot;</span>);</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    attributes.push_back(<span class="stringliteral">&quot;filter:saturation:kurtosis&quot;</span>);</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    attributes.push_back(<span class="stringliteral">&quot;filter:saturation:skewness&quot;</span>);</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div>