rename 'percentile' plots to 'cumulative distribution'

pdb-ui/src/main/java/org/lucares/pdbui/PlotSettingsTransformer.java

@@ -3,7 +3,7 @@ package org.lucares.pdbui;
 import org.lucares.pdb.plot.api.AggregateHandler;
 import org.lucares.pdb.plot.api.NullAggregate;
 import org.lucares.pdb.plot.api.ParallelRequestsAggregate;
-import org.lucares.pdb.plot.api.PercentileAggregate;
+import org.lucares.pdb.plot.api.CumulativeDistributionHandler;
 import org.lucares.pdb.plot.api.PlotSettings;
 import org.lucares.pdb.plot.api.TimeRangeUnitInternal;
 import org.lucares.pdbui.domain.Aggregate;
@@ -57,8 +57,8 @@ class PlotSettingsTransformer {
 		switch (aggregate) {
 		case NONE:
 			return new NullAggregate();
-		case PERCENTILES:
-			return new PercentileAggregate();
+		case CUM_DISTRIBUTION:
+			return new CumulativeDistributionHandler();
 		case PARALLEL:
 			return new ParallelRequestsAggregate();
 		}

pdb-ui/src/main/java/org/lucares/pdbui/domain/Aggregate.java

@@ -1,5 +1,14 @@
 package org.lucares.pdbui.domain;
 
 public enum Aggregate {
-	NONE, PERCENTILES, PARALLEL
+	NONE,
+
+	/**
+	 * Empirical cumulative distribution functions
+	 *
+	 * @see https://serialmentor.com/dataviz/ecdf-qq.html
+	 */
+	CUM_DISTRIBUTION,
+
+	PARALLEL
 }

pdb-ui/src/main/resources/resources/js/ui.js

@@ -777,10 +777,10 @@ Vue.component('search-bar', {
 			
 			
 			<div class="group" id="group-show-aggregate">
-				<label for="show-aggregate">Aggregate:</label>
+				<label for="show-aggregate">X2-Axis:</label>
 				<select id="show-aggregate" v-model="searchBar.aggregate">
 					<option value="NONE">-</option>
-					<option value="PERCENTILES">percentiles</option>
+					<option value="CUM_DISTRIBUTION" title="cumulative distribution, see https://serialmentor.com/dataviz/ecdf-qq.html">cum. distribution</option>
 					<option value="PARALLEL">parallel requests</option>
 				</select>
 			</div>