array with jab data under test SPD</span>
<span class="sd">        :jabr: </span>
<span class="sd">            | ndarray with jab data under reference SPD</span>
<span class="sd">        :hbins: </span>
<span class="sd">            | 16 or ndarray with sorted hue bin centers (°), optional</span>
<span class="sd">        :start_hue:</span>
<span class="sd">            | 0.0, optional</span>
<span class="sd">        :scalef: </span>
<span class="sd">            | 100, optional</span>
<span class="sd">       