ge </td></tr>
    <tr><td class="paramname">K</td><td>number of channels </td></tr>
    <tr><td class="paramname">i1</td><td>first dimension index of the first pixel to compare </td></tr>
    <tr><td class="paramname">i2</td><td>second dimension of the first pixel </td></tr>
    <tr><td class="paramname">j1</td><td>index of the second pixel to compare </td></tr>
    <tr><td class="paramname">j2</td><td>second dimension of the second pixel</td></tr>
  </table>
  </dd>
</dl>
<p>Takes the L2 distance between t