 class="block"><code>UniqueValueCounter</code> computes the number of unique values.</div>
</td>
</tr>
</tbody>
</table>
</li>
</ul>
<a name="package_description">
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<h2 title="Package org.apache.solr.analytics.statistics Description">Package org.apache.solr.analytics.statistics Description</h2>
<div class="block">Statistics collectors reduce a list of Objects to a single value. Most implementations reduce a list to a statistic on that list.</div>
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