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Unused "import" statements.

This commit is contained in:
Gilles Sadowski 2020-03-22 14:24:25 +01:00
parent 5b1a86a957
commit 1e32dc95cf
3 changed files with 11 additions and 14 deletions
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6
src/main/java/org/apache/commons/math4/ml/clustering/DBSCANClusterer.java
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@ -25,7 +25,6 @@ import java.util.Map;
import java.util.Set; import java.util.Set;
import org.apache.commons.math4.exception.NotPositiveException; import org.apache.commons.math4.exception.NotPositiveException;
import org.apache.commons.math4.exception.NullArgumentException;
import org.apache.commons.math4.ml.distance.DistanceMeasure; import org.apache.commons.math4.ml.distance.DistanceMeasure;
import org.apache.commons.math4.ml.distance.EuclideanDistance; import org.apache.commons.math4.ml.distance.EuclideanDistance;
import org.apache.commons.math4.util.MathUtils; import org.apache.commons.math4.util.MathUtils;
@ -124,9 +123,8 @@ public class DBSCANClusterer<T extends Clusterable> extends Clusterer<T> {
/** /**
* Performs DBSCAN cluster analysis. * Performs DBSCAN cluster analysis.
* *
* @param points the points to cluster * @param points Points to cluster (cannot be {@code null}).
* @return the list of clusters * @return the list of clusters.
* @throws NullArgumentException if the data points are null
*/ */
@Override @Override
public List<Cluster<T>> cluster(final Collection<T> points) { public List<Cluster<T>> cluster(final Collection<T> points) {

6
src/main/java/org/apache/commons/math4/ml/clustering/FuzzyKMeansClusterer.java
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@ -21,7 +21,6 @@ import java.util.Collection;
import java.util.Collections; import java.util.Collections;
import java.util.List; import java.util.List;
import org.apache.commons.math4.exception.MathIllegalArgumentException;
import org.apache.commons.math4.exception.MathIllegalStateException; import org.apache.commons.math4.exception.MathIllegalStateException;
import org.apache.commons.math4.exception.NumberIsTooSmallException; import org.apache.commons.math4.exception.NumberIsTooSmallException;
import org.apache.commons.math4.linear.MatrixUtils; import org.apache.commons.math4.linear.MatrixUtils;
@ -258,8 +257,9 @@ public class FuzzyKMeansClusterer<T extends Clusterable> extends Clusterer<T> {
* *
* @param dataPoints the points to cluster * @param dataPoints the points to cluster
* @return the list of clusters * @return the list of clusters
* @throws MathIllegalArgumentException if the data points are null or the number * @throws org.apache.commons.math4.exception.MathIllegalArgumentException if
* of clusters is larger than the number of data points * the data points are null or the number of clusters is larger than the number
* of data points
*/ */
@Override @Override
public List<CentroidCluster<T>> cluster(final Collection<T> dataPoints) { public List<CentroidCluster<T>> cluster(final Collection<T> dataPoints) {

13
src/main/java/org/apache/commons/math4/ml/clustering/MultiKMeansPlusPlusClusterer.java
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@ -20,8 +20,6 @@ package org.apache.commons.math4.ml.clustering;
import java.util.Collection; import java.util.Collection;
import java.util.List; import java.util.List;
import org.apache.commons.math4.exception.ConvergenceException;
import org.apache.commons.math4.exception.MathIllegalArgumentException;
import org.apache.commons.math4.ml.clustering.evaluation.SumOfClusterVariances; import org.apache.commons.math4.ml.clustering.evaluation.SumOfClusterVariances;
/** /**
@ -72,11 +70,12 @@ public class MultiKMeansPlusPlusClusterer<T extends Clusterable> extends Cluster
* *
* @param points the points to cluster * @param points the points to cluster
* @return a list of clusters containing the points * @return a list of clusters containing the points
* @throws MathIllegalArgumentException if the data points are null or the number * @throws org.apache.commons.math4.exception.MathIllegalArgumentException if
* of clusters is larger than the number of data points * the data points are null or the number of clusters is larger than the
* @throws ConvergenceException if an empty cluster is encountered and the * number of data points
* underlying {@link KMeansPlusPlusClusterer} has its * @throws org.apache.commons.math4.exception.ConvergenceException if
* {@link KMeansPlusPlusClusterer.EmptyClusterStrategy} is set to {@code ERROR}. * an empty cluster is encountered and the underlying {@link KMeansPlusPlusClusterer}
* has its {@link KMeansPlusPlusClusterer.EmptyClusterStrategy} is set to {@code ERROR}.
*/ */
@Override @Override
public List<CentroidCluster<T>> cluster(final Collection<T> points) { public List<CentroidCluster<T>> cluster(final Collection<T> points) {