Examples of org.apache.commons.math.exception.ConvergenceException

Package org.apache.commons.math.exception

Examples of org.apache.commons.math.exception.ConvergenceException

org.apache.commons.math.exception.ConvergenceException
Error thrown when a numerical computation can not be performed because the numerical result failed to converge to a finite value. @since 2.2 @version $Revision: 1026666 $ $Date: 2010-10-23 21:30:48 +0200 (sam. 23 oct. 2010) $

                            break;
                        case FARTHEST_POINT :
                            newCenter = getFarthestPoint(clusters);
                            break;
                        default :
                            throw new ConvergenceException(LocalizedFormats.EMPTY_CLUSTER_IN_K_MEANS);
                    }
                    clusteringChanged = true;
                } else {
                    newCenter = cluster.getCenter().centroidOf(cluster.getPoints());
                    if (!newCenter.equals(cluster.getCenter())) {

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            }
        }


        // did we find at least one non-empty cluster ?
        if (selected == null) {
            throw new ConvergenceException(LocalizedFormats.EMPTY_CLUSTER_IN_K_MEANS);
        }


        // extract a random point from the cluster
        final List<T> selectedPoints = selected.getPoints();
        return selectedPoints.remove(random.nextInt(selectedPoints.size()));

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        }


        // did we find at least one non-empty cluster ?
        if (selected == null) {
            throw new ConvergenceException(LocalizedFormats.EMPTY_CLUSTER_IN_K_MEANS);
        }


        // extract a random point from the cluster
        final List<T> selectedPoints = selected.getPoints();
        return selectedPoints.remove(random.nextInt(selectedPoints.size()));

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        }


        // did we find at least one non-empty cluster ?
        if (selectedCluster == null) {
            throw new ConvergenceException(LocalizedFormats.EMPTY_CLUSTER_IN_K_MEANS);
        }


        return selectedCluster.getPoints().remove(selectedPoint);


    }

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Related Classes of org.apache.commons.math.exception.ConvergenceException

org.apache.commons.math.stat.clustering.KMeansPlusPlusClusterer

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