lass="lineno"><a class="line" href="namespacenc_1_1filter.html#a8aa5f54202058dc025ef2913bcf41ea2">   50</a></span>    <a class="code hl_class" href="classnc_1_1_nd_array.html">NdArray&lt;double&gt;</a> <a class="code hl_function" href="namespacenc_1_1filter.html#a8aa5f54202058dc025ef2913bcf41ea2">meanFilter1d</a>(<span class="keyword">const</span> <a class="code hl_class" href="classnc_1_1_nd_array.html">NdArray&lt;dtype&gt;</a>&amp; <a class="code hl_function" href="namespacenc.html#a8e78c416b2386411d8c6b5