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<h1 title="Package" class="title">Package org.apache.solr.analytics.statistics</h1>
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<div class="block">Statistics collectors reduce a list of Objects to a single value.</div>
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<td class="colFirst"><a href="../../../../../org/apache/solr/analytics/statistics/StatsCollector.html" title="interface in org.apache.solr.analytics.statistics">StatsCollector</a></td>
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<div class="block"><code>StatsCollector</code> implementations reduce a list of Objects to a single value.</div>
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<td class="colFirst"><a href="../../../../../org/apache/solr/analytics/statistics/AbstractDelegatingStatsCollector.html" title="class in org.apache.solr.analytics.statistics">AbstractDelegatingStatsCollector</a></td>
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<div class="block"><code>AbstractDelegationStatsCollector</code> objects wrap other StatsCollectors.</div>
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<div class="block"><code>MedianStatsCollector</code> computes the median.</div>
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<td class="colFirst"><a href="../../../../../org/apache/solr/analytics/statistics/MinMaxStatsCollector.html" title="class in org.apache.solr.analytics.statistics">MinMaxStatsCollector</a></td>
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<div class="block"><code>MinMaxStatsCollector</code> computes the min, max, number of values and number of missing values.</div>
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<td class="colFirst"><a href="../../../../../org/apache/solr/analytics/statistics/NumericStatsCollector.html" title="class in org.apache.solr.analytics.statistics">NumericStatsCollector</a></td>
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<div class="block"><code>NumericStatsCollector</code> computes the sum, sum of squares, mean and standard deviation.</div>
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<div class="block"><code>PercentileStatsCollector</code> computes a given list of percentiles.</div>
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<div class="block"><code>UniqueValueCounter</code> computes the number of unique values.</div>
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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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