ite>threshold</cite> values produce fewer edges (less noise).</p></li>
<li><p>Hysteresis (<cite>low</cite>, <cite>high</cite>) ensures only meaningful edges are kept.</p></li>
<li><p>This function supports multiple pixel formats and operates on 3D arrays directly.</p></li>
</ul>
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<dl class="py function">
<dt class="sig sig-object py" id="GaussianBlur5x5.canny1d">
<span class="sig-prename descclassname"><span class="pre">Gau