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protected void addToStatistics(NumberVector nv) { final int d = nv.getDimensionality(); assert (d == ls.length); this.n++; for(int i = 0; i < d; i++) { double v = nv.doubleValue(i); ls[i] += v; ss += v * v; } }
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protected void addToStatistics(ClusteringFeature other) { n += other.n; VMath.plusEquals(ls, other.ls); ss += other.ss; }
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public double sumOfSquaresOfSums() { double sum = 0.; for(int i = 0; i < ls.length; i++) { double v = ls[i]; sum += v * v; } return sum; }
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public static double sumOfSquares(NumberVector v) { final int dim = v.getDimensionality(); double sum = 0; for(int d = 0; d < dim; d++) { double x = v.doubleValue(d); sum += x * x; } return sum; }
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private static void insertionSort(int[] data, final int start, final int end, IntComparator comp) { // Classic insertion sort. for(int i = start + 1; i < end; i++) { final int cur = data[i]; int j = i - 1; while(j >= start) { final int pre = data[j]; if(comp.compare(cur, pre) >...
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@Override public double[][] processIds(DBIDs ids, Relation<? extends NumberVector> relation) { final int dim = RelationUtil.dimensionality(relation); final CovarianceMatrix cmat = new CovarianceMatrix(dim); final Centroid centroid = Centroid.make(relation, ids); // find maximum distance double ma...
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@Override public double[][] processQueryResults(DoubleDBIDList results, Relation<? extends NumberVector> database, int k) { final int dim = RelationUtil.dimensionality(database); final CovarianceMatrix cmat = new CovarianceMatrix(dim); // avoid bad parameters k = k <= results.size() ? k : results.siz...
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public Instance instantiate(Database database, Relation<V> relation) { DistanceQuery<V> dq = database.getDistanceQuery(relation, EuclideanDistanceFunction.STATIC); KNNQuery<V> knnq = database.getKNNQuery(dq, settings.k); WritableDataStore<PCAFilteredResult> storage = DataStoreUtil.makeStorage(relation.getD...
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public static void writeXHTML(Document htmldoc, OutputStream out) throws IOException { javax.xml.transform.Result result = new StreamResult(out); // Use a transformer for pretty printing Transformer xformer; try { xformer = TransformerFactory.newInstance().newTransformer(); xformer.setOutput...
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public static Element appendMultilineText(Document htmldoc, Element parent, String text) { String[] parts = text != null ? text.split("\n") : null; if(parts == null || parts.length == 0) { return parent; } parent.appendChild(htmldoc.createTextNode(parts[0])); for(int i = 1; i < parts.length; i...
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public int getPathCount() { int result = 0; for(IndexTreePath<E> path = this; path != null; path = path.parentPath) { result++; } return result; }
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public OutlierResult run(Database database, Relation<O> relation) { StepProgress stepprog = LOG.isVerbose() ? new StepProgress("CBLOF", 3) : null; DBIDs ids = relation.getDBIDs(); LOG.beginStep(stepprog, 1, "Computing clustering."); Clustering<MeanModel> clustering = clusteringAlgorithm.run(database); ...
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private int getClusterBoundary(Relation<O> relation, List<? extends Cluster<MeanModel>> clusters) { int totalSize = relation.size(); int clusterBoundary = clusters.size() - 1; int cumulativeSize = 0; for(int i = 0; i < clusters.size() - 1; i++) { cumulativeSize += clusters.get(i).size(); //...
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private void computeCBLOFs(Relation<O> relation, NumberVectorDistanceFunction<? super O> distance, WritableDoubleDataStore cblofs, DoubleMinMax cblofMinMax, List<? extends Cluster<MeanModel>> largeClusters, List<? extends Cluster<MeanModel>> smallClusters) { List<NumberVector> largeClusterMeans = new ArrayList<>(la...
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private GeneratorMain loadXMLSpecification() { try { DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false); URL url = ClassLoader.getSystemResource(GENERATOR_SCHEMA_FILE); if(url != null) { ...
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private void processElementDataset(GeneratorMain gen, Node cur) { // *** get parameters String seedstr = ((Element) cur).getAttribute(ATTR_SEED); if(clusterRandom != RandomFactory.DEFAULT && seedstr != null && seedstr.length() > 0) { clusterRandom = new RandomFactory((long) (ParseUtil.parseIntBase10(s...
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private void processElementCluster(GeneratorMain gen, Node cur) { int size = -1; double overweight = 1.0; String sizestr = ((Element) cur).getAttribute(ATTR_SIZE); if(sizestr != null && sizestr.length() > 0) { size = (int) (ParseUtil.parseIntBase10(sizestr) * sizescale); } String name = ...
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private void processElementUniform(GeneratorSingleCluster cluster, Node cur) { double min = 0.0; double max = 1.0; String minstr = ((Element) cur).getAttribute(ATTR_MIN); if(minstr != null && minstr.length() > 0) { min = ParseUtil.parseDouble(minstr); } String maxstr = ((Element) cur).get...
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private void processElementNormal(GeneratorSingleCluster cluster, Node cur) { double mean = 0.0; double stddev = 1.0; String meanstr = ((Element) cur).getAttribute(ATTR_MEAN); if(meanstr != null && meanstr.length() > 0) { mean = ParseUtil.parseDouble(meanstr); } String stddevstr = ((Elemen...
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private void processElementGamma(GeneratorSingleCluster cluster, Node cur) { double k = 1.0; double theta = 1.0; String kstr = ((Element) cur).getAttribute(ATTR_K); if(kstr != null && kstr.length() > 0) { k = ParseUtil.parseDouble(kstr); } String thetastr = ((Element) cur).getAttribute(ATT...
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private void processElementRotate(GeneratorSingleCluster cluster, Node cur) { int axis1 = 0; int axis2 = 0; double angle = 0.0; String a1str = ((Element) cur).getAttribute(ATTR_AXIS1); if(a1str != null && a1str.length() > 0) { axis1 = ParseUtil.parseIntBase10(a1str); } String a2str = ...
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private void processElementTranslate(GeneratorSingleCluster cluster, Node cur) { double[] offset = null; String vstr = ((Element) cur).getAttribute(ATTR_VECTOR); if(vstr != null && vstr.length() > 0) { offset = parseVector(vstr); } if(offset == null) { throw new AbortException("No transl...
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private void processElementClipping(GeneratorSingleCluster cluster, Node cur) { double[] cmin = null, cmax = null; String minstr = ((Element) cur).getAttribute(ATTR_MIN); if(minstr != null && minstr.length() > 0) { cmin = parseVector(minstr); } String maxstr = ((Element) cur).getAttribute(ATT...
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private void processElementStatic(GeneratorMain gen, Node cur) { String name = ((Element) cur).getAttribute(ATTR_NAME); if(name == null) { throw new AbortException("No cluster name given in specification file."); } ArrayList<double[]> points = new ArrayList<>(); // TODO: check for unknown att...
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private double[] parseVector(String s) { String[] entries = WHITESPACE_PATTERN.split(s); double[] d = new double[entries.length]; for(int i = 0; i < entries.length; i++) { try { d[i] = ParseUtil.parseDouble(entries[i]); } catch(NumberFormatException e) { throw new AbortExce...
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public static NumberVector getPrototype(Model model, Relation<? extends NumberVector> relation) { // Mean model contains a numeric Vector if(model instanceof MeanModel) { return DoubleVector.wrap(((MeanModel) model).getMean()); } // Handle medoid models if(model instanceof MedoidModel) { ...
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private long[] determinePreferenceVectorByApriori(Relation<V> relation, ModifiableDBIDs[] neighborIDs, StringBuilder msg) { int dimensionality = neighborIDs.length; // database for apriori UpdatableDatabase apriori_db = new HashmapDatabase(); SimpleTypeInformation<?> bitmeta = VectorFieldTypeInformatio...
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private long[] determinePreferenceVectorByMaxIntersection(ModifiableDBIDs[] neighborIDs, StringBuilder msg) { int dimensionality = neighborIDs.length; long[] preferenceVector = BitsUtil.zero(dimensionality); Map<Integer, ModifiableDBIDs> candidates = new HashMap<>(dimensionality); for(int i = 0; i < di...
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private int max(Map<Integer, ModifiableDBIDs> candidates) { int maxDim = -1, size = -1; for(Integer nextDim : candidates.keySet()) { int nextSet = candidates.get(nextDim).size(); if(size < nextSet) { size = nextSet; maxDim = nextDim; } } return maxDim; }
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private int maxIntersection(Map<Integer, ModifiableDBIDs> candidates, ModifiableDBIDs set) { int maxDim = -1; ModifiableDBIDs maxIntersection = null; for(Integer nextDim : candidates.keySet()) { DBIDs nextSet = candidates.get(nextDim); ModifiableDBIDs nextIntersection = DBIDUtil.intersection(set...
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private RangeQuery<V>[] initRangeQueries(Relation<V> relation, int dimensionality) { @SuppressWarnings("unchecked") RangeQuery<V>[] rangeQueries = (RangeQuery<V>[]) new RangeQuery[dimensionality]; for(int d = 0; d < dimensionality; d++) { rangeQueries[d] = relation.getRangeQuery(new PrimitiveDistanceQ...
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@Reference(authors = "F. J. Rohlf", title = "Methods of comparing classifications", // booktitle = "Annual Review of Ecology and Systematics", // url = "https://doi.org/10.1146/annurev.es.05.110174.000533", // bibkey = "doi:10.1146/annurev.es.05.110174.000533") public double computeTau(long c, long ...
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public void checkServices(String update) { TreeSet<String> props = new TreeSet<>(); Enumeration<URL> us; try { us = getClass().getClassLoader().getResources(ELKIServiceLoader.RESOURCE_PREFIX); } catch(IOException e) { throw new AbortException("Error enumerating service folders.", e); ...
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@SuppressWarnings("unchecked") private void checkAliases(Class<?> parent, String classname, String[] parts) { Class<?> c = ELKIServiceRegistry.findImplementation((Class<Object>) parent, classname); if(c == null) { return; } Alias ann = c.getAnnotation(Alias.class); if(ann == null) { if...
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public LinearEquationSystem getNormalizedLinearEquationSystem(Normalization<?> normalization) throws NonNumericFeaturesException { if(normalization != null) { LinearEquationSystem lq = normalization.transform(linearEquationSystem); lq.solveByTotalPivotSearch(); return lq; } else { re...
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public double squaredDistance(V p) { // V_affin = V + a // dist(p, V_affin) = d(p-a, V) = ||p - a - proj_V(p-a) || double[] p_minus_a = minusEquals(p.toArray(), centroid); return squareSum(minusEquals(p_minus_a, times(strongEigenvectors, transposeTimes(strongEigenvectors, p_minus_a)))); }
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public double[] errorVector(V p) { return weakEigenvectors.length > 0 ? times(weakEigenvectors, transposeTimes(weakEigenvectors, minusEquals(p.toArray(), centroid))) : EMPTY_VECTOR; }
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public double[] dataVector(V p) { return strongEigenvectors.length > 0 ? times(strongEigenvectors, transposeTimes(strongEigenvectors, minusEquals(p.toArray(), centroid))) : EMPTY_VECTOR; }
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@Override public void writeToText(TextWriterStream out, String label) { if(label != null) { out.commentPrintLn(label); } out.commentPrintLn("Model class: " + this.getClass().getName()); try { if(getNormalizedLinearEquationSystem(null) != null) { // TODO: more elegant way of doing n...
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protected int getBinNr(double coord) { if (Double.isInfinite(coord) || Double.isNaN(coord)) { throw new UnsupportedOperationException("Encountered non-finite value in Histogram: " + coord); } if (coord == max) { // System.err.println("Triggered special case: "+ (Math.floor((coord - // base...
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protected static int growSize(int current, int requiredSize) { // Double until 64, then increase by 50% each time. int newCapacity = ((current < 64) ? ((current + 1) << 1) : ((current >> 1) * 3)); // overflow? if (newCapacity < 0) { throw new OutOfMemoryError(); } if (requiredSize > newCap...
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private void expandNodes(DeLiCluTree index, SpatialPrimitiveDistanceFunction<V> distFunction, SpatialObjectPair nodePair, DataStore<KNNList> knns) { DeLiCluNode node1 = index.getNode(((SpatialDirectoryEntry) nodePair.entry1).getPageID()); DeLiCluNode node2 = index.getNode(((SpatialDirectoryEntry) nodePair.entry...
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private void expandDirNodes(SpatialPrimitiveDistanceFunction<V> distFunction, DeLiCluNode node1, DeLiCluNode node2) { if(LOG.isDebuggingFinest()) { LOG.debugFinest("ExpandDirNodes: " + node1.getPageID() + " + " + node2.getPageID()); } int numEntries_1 = node1.getNumEntries(); int numEntries_2 = no...
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private void expandLeafNodes(SpatialPrimitiveDistanceFunction<V> distFunction, DeLiCluNode node1, DeLiCluNode node2, DataStore<KNNList> knns) { if(LOG.isDebuggingFinest()) { LOG.debugFinest("ExpandLeafNodes: " + node1.getPageID() + " + " + node2.getPageID()); } int numEntries_1 = node1.getNumEntries()...
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private void reinsertExpanded(SpatialPrimitiveDistanceFunction<V> distFunction, DeLiCluTree index, IndexTreePath<DeLiCluEntry> path, DataStore<KNNList> knns) { int l = 0; // Count the number of components. for(IndexTreePath<DeLiCluEntry> it = path; it != null; it = it.getParentPath()) { l++; } Arr...
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public static int assertSameDimensionality(SpatialComparable box1, SpatialComparable box2) { final int dim = box1.getDimensionality(); if(dim != box2.getDimensionality()) { throw new IllegalArgumentException("The spatial objects do not have the same dimensionality!"); } return dim; }
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public static double[] getMin(SpatialComparable box) { final int dim = box.getDimensionality(); double[] min = new double[dim]; for(int i = 0; i < dim; i++) { min[i] = box.getMin(i); } return min; }
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public static double[] getMax(SpatialComparable box) { final int dim = box.getDimensionality(); double[] max = new double[dim]; for(int i = 0; i < dim; i++) { max[i] = box.getMax(i); } return max; }
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public static boolean intersects(SpatialComparable box1, SpatialComparable box2) { final int dim = assertSameDimensionality(box1, box2); for(int i = 0; i < dim; i++) { if(box2.getMax(i) < box1.getMin(i) || box1.getMax(i) < box2.getMin(i)) { return false; } } return true; }
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public static boolean contains(SpatialComparable box, double[] point) { final int dim = box.getDimensionality(); if(dim != point.length) { throw new IllegalArgumentException("This HyperBoundingBox and the given point need same dimensionality"); } for(int i = 0; i < dim; i++) { if(box.getMin...
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public static double enlargement(SpatialComparable exist, SpatialComparable addit) { final int dim = assertSameDimensionality(exist, addit); double v1 = 1.; double v2 = 1.; for(int i = 0; i < dim; i++) { final double emin = exist.getMin(i); final double emax = exist.getMax(i); final do...
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public static double perimeter(SpatialComparable box) { final int dim = box.getDimensionality(); double perimeter = 0.; for(int i = 0; i < dim; i++) { perimeter += box.getMax(i) - box.getMin(i); } return perimeter; }
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public static double overlap(SpatialComparable box1, SpatialComparable box2) { final int dim = assertSameDimensionality(box1, box2); // the maximal and minimal value of the overlap box. double omax, omin; // the overlap volume double overlap = 1.; for(int i = 0; i < dim; i++) { // The m...
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public static double relativeOverlap(SpatialComparable box1, SpatialComparable box2) { final int dim = assertSameDimensionality(box1, box2); // the overlap volume double overlap = 1.; double vol1 = 1.; double vol2 = 1.; for(int i = 0; i < dim; i++) { final double box1min = box1.getMin(i)...
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public static ModifiableHyperBoundingBox unionTolerant(SpatialComparable mbr1, SpatialComparable mbr2) { if(mbr1 == null && mbr2 == null) { return null; } if(mbr1 == null) { // Clone - intentionally return new ModifiableHyperBoundingBox(mbr2); } if(mbr2 == null) { // Clone - ...
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public static double[] centroid(SpatialComparable obj) { final int dim = obj.getDimensionality(); double[] centroid = new double[dim]; for(int d = 0; d < dim; d++) { centroid[d] = (obj.getMax(d) + obj.getMin(d)) * .5; } return centroid; }
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public static LinearScaling fromMinMax(double min, double max) { double zoom = 1.0 / (max - min); return new LinearScaling(zoom, -min * zoom); }
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public double fMeasure(double beta) { final double beta2 = beta * beta; double fmeasure = ((1 + beta2) * pairconfuse[0]) / ((1 + beta2) * pairconfuse[0] + beta2 * pairconfuse[1] + pairconfuse[2]); return fmeasure; }
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@Override public void write(TextWriterStream out, String label, Object object) { StringBuilder buf = new StringBuilder(100); if(label != null) { buf.append(label).append('='); } if(object != null) { buf.append(object.toString()); } out.commentPrintLn(buf); }
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protected static <I> double[][] computeSquaredDistanceMatrix(final List<I> col, PrimitiveDistanceFunction<? super I> dist) { final int size = col.size(); double[][] imat = new double[size][size]; boolean squared = dist.isSquared(); FiniteProgress dprog = LOG.isVerbose() ? new FiniteProgress("Computing d...
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private OutlierResult getOutlierResult(ResultHierarchy hier, Result result) { List<OutlierResult> ors = ResultUtil.filterResults(hier, result, OutlierResult.class); if(!ors.isEmpty()) { return ors.get(0); } throw new IllegalStateException("Comparison algorithm expected at least one outlier result....
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protected PolynomialApproximation knnDistanceApproximation() { int p_max = 0; double[] b = null; for(int i = 0; i < getNumEntries(); i++) { MkAppEntry entry = getEntry(i); PolynomialApproximation approximation = entry.getKnnDistanceApproximation(); if(b == null) { p_max = approxima...
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public void setDBIDs(DBIDs ids) { this.idrep.setDBIDs(ids); // Update relations. for (Relation<?> orel : this.relations) { if (orel instanceof ProxyView) { ((ProxyView<?>) orel).setDBIDs(this.idrep.getDBIDs()); } } }
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public synchronized Collection<Progress> getProgresses() { List<Progress> list = new ArrayList<>(progresses.size()); Iterator<WeakReference<Progress>> iter = progresses.iterator(); while(iter.hasNext()) { WeakReference<Progress> ref = iter.next(); if(ref.get() == null) { iter.remove(); ...
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public synchronized void addProgress(Progress p) { // Don't add more than once. Iterator<WeakReference<Progress>> iter = progresses.iterator(); while(iter.hasNext()) { WeakReference<Progress> ref = iter.next(); // since we are at it anyway, remove old links. if(ref.get() == null) { ...
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public synchronized IndexTreePath<DeLiCluEntry> setHandled(DBID id, O obj) { if(LOG.isDebugging()) { LOG.debugFine("setHandled " + id + ", " + obj + "\n"); } // find the leaf node containing o IndexTreePath<DeLiCluEntry> pathToObject = findPathToObject(getRootPath(), obj, id); if(pathToObjec...
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@Override public final boolean delete(DBIDRef id) { // find the leaf node containing o O obj = relation.get(id); IndexTreePath<DeLiCluEntry> deletionPath = findPathToObject(getRootPath(), obj, id); if(deletionPath == null) { return false; } deletePath(deletionPath); return true; }
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protected double[] makeSample(int maxk) { final Random rnd = this.rnd.getSingleThreadedRandom(); double[] dists = new double[maxk + 1]; final double e = 1. / dim; for(int i = 0; i <= maxk; i++) { dists[i] = FastMath.pow(rnd.nextDouble(), e); } Arrays.sort(dists); return dists; }
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@Override public final boolean setRoutingObjectID(DBID objectID) { if(objectID == routingObjectID || DBIDUtil.equal(objectID, routingObjectID)) { return false; } this.routingObjectID = objectID; return true; }
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@Override public void writeExternal(ObjectOutput out) throws IOException { out.writeInt(id); out.writeInt(DBIDUtil.asInteger(routingObjectID)); out.writeDouble(parentDistance); out.writeDouble(coveringRadius); }
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@Override public void write(TextWriterStream out, String label, TextWriteable obj) { obj.writeToText(out, label); }
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protected void evaluteResult(Database db, Clustering<?> c, Clustering<?> refc) { ClusterContingencyTable contmat = new ClusterContingencyTable(selfPairing, noiseSpecialHandling); contmat.process(refc, c); ScoreResult sr = new ScoreResult(contmat); sr.addHeader(c.getLongName()); db.getHierarchy().ad...
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private boolean isReferenceResult(Clustering<?> t) { // FIXME: don't hard-code strings return "bylabel-clustering".equals(t.getShortName()) // || "bymodel-clustering".equals(t.getShortName()) // || "allinone-clustering".equals(t.getShortName()) // || "allinnoise-clustering".equals(t.getS...
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@Override public final synchronized int writePage(P page) { int pageid = setPageID(page); writePage(pageid, page); return pageid; }
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public static Element drawManhattan(SVGPlot svgp, Projection2D proj, NumberVector mid, double radius) { final double[] v_mid = mid.toArray(); // a copy final long[] dims = proj.getVisibleDimensions2D(); SVGPath path = new SVGPath(); for(int dim = BitsUtil.nextSetBit(dims, 0); dim >= 0; dim = BitsUtil.n...
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public static Element drawCross(SVGPlot svgp, Projection2D proj, NumberVector mid, double radius) { final double[] v_mid = mid.toArray(); final long[] dims = proj.getVisibleDimensions2D(); SVGPath path = new SVGPath(); for(int dim = BitsUtil.nextSetBit(dims, 0); dim >= 0; dim = BitsUtil.nextSetBit(dims...
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@SuppressWarnings({ "cast", "unchecked" }) public static <O extends SpatialComparable> RangeQuery<O> getRangeQuery(AbstractRStarTree<?, ?, ?> tree, SpatialDistanceQuery<O> distanceQuery, Object... hints) { // Can we support this distance function - spatial distances only! SpatialPrimitiveDistanceFunction<? su...
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@SuppressWarnings({ "cast", "unchecked" }) public static <O extends SpatialComparable> KNNQuery<O> getKNNQuery(AbstractRStarTree<?, ?, ?> tree, SpatialDistanceQuery<O> distanceQuery, Object... hints) { // Can we support this distance function - spatial distances only! SpatialPrimitiveDistanceFunction<? super ...
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private void privateReconfigureLogging(String pkg, final String name) { LogManager logManager = LogManager.getLogManager(); Logger logger = Logger.getLogger(LoggingConfiguration.class.getName()); // allow null as package name. if(pkg == null) { pkg = ""; } // Load logging configuration fro...
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private static InputStream openSystemFile(String filename) throws FileNotFoundException { try { return new FileInputStream(filename); } catch(FileNotFoundException e) { // try with classloader String resname = File.separatorChar != '/' ? filename.replace(File.separatorChar, '/') : filename...
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public static void setVerbose(java.util.logging.Level verbose) { if(verbose.intValue() <= Level.VERBOSE.intValue()) { // decrease to VERBOSE if it was higher, otherwise further to // VERYVERBOSE if(LOGGER_GLOBAL_TOP.getLevel() == null || LOGGER_GLOBAL_TOP.getLevel().intValue() > verbose.intValue()...
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public static void setStatistics() { // decrease to INFO if it was higher if(LOGGER_GLOBAL_TOP.getLevel() == null || LOGGER_GLOBAL_TOP.getLevel().intValue() > Level.STATISTICS.intValue()) { LOGGER_GLOBAL_TOP.setLevel(Level.STATISTICS); } if(LOGGER_ELKI_TOP.getLevel() == null || LOGGER_ELKI_TOP.get...
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public static void replaceDefaultHandler(Handler handler) { Logger rootlogger = LogManager.getLogManager().getLogger(""); for(Handler h : rootlogger.getHandlers()) { if(h instanceof CLISmartHandler) { rootlogger.removeHandler(h); } } addHandler(handler); }
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public static void setDefaultLevel(java.util.logging.Level level) { Logger.getLogger(TOPLEVEL_PACKAGE).setLevel(level); }
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public static double[] getRelativeCoordinates(Event evt, Element reference) { if(evt instanceof DOMMouseEvent && reference instanceof SVGLocatable && reference instanceof SVGElement) { // Get the screen (pixel!) coordinates DOMMouseEvent gnme = (DOMMouseEvent) evt; SVGMatrix mat = ((SVGLocatable) ...
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public Clustering<MeanModel> run(Relation<NumberVector> relation) { final int dim = RelationUtil.dimensionality(relation); CFTree tree = cffactory.newTree(relation.getDBIDs(), relation); // The CFTree does not store points. We have to reassign them (and the // quality is better than if we used the initi...
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public OutlierResult run(Database database, Relation<O> relation) { // Get a nearest neighbor query on the relation. KNNQuery<O> knnq = QueryUtil.getKNNQuery(relation, getDistanceFunction(), k); // Output data storage WritableDoubleDataStore scores = DataStoreUtil.makeDoubleStorage(relation.getDBIDs(), ...
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public static void main(String[] args) { if(args.length > 0 && args[0].charAt(0) != '-') { Class<?> cls = ELKIServiceRegistry.findImplementation(AbstractApplication.class, args[0]); if(cls != null) { try { Method m = cls.getMethod("main", String[].class); Object a = Arrays.co...
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public static Parameterizer getParameterizer(Class<?> c) { for(Class<?> inner : c.getDeclaredClasses()) { if(Parameterizer.class.isAssignableFrom(inner)) { try { return inner.asSubclass(Parameterizer.class).newInstance(); } catch(Exception e) { LOG.warning("Non-usab...
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private void putRec(O obj, Rec<O> rec) { graph.put(obj, rec); for(int i = 0; i < numelems; ++i) { if(obj == elems[i]) { return; } } if(elems.length == numelems) { elems = Arrays.copyOf(elems, (elems.length << 1) + 1); } elems[numelems++] = obj; }
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private void removeRec(O obj) { graph.remove(obj); for(int i = 0; i < numelems; ++i) { if(obj == elems[i]) { System.arraycopy(elems, i + 1, elems, i, --numelems - i); elems[numelems] = null; return; } } }
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protected JTree createTree() { JTree tree = new JTree(model); tree.setName("TreePopup.tree"); tree.setFont(getFont()); tree.setForeground(getForeground()); tree.setBackground(getBackground()); tree.setBorder(null); tree.setFocusable(true); tree.addMouseListener(handler); tree.addKeyL...
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protected JScrollPane createScroller() { JScrollPane sp = new JScrollPane(tree, ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED, ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); sp.setHorizontalScrollBar(null); sp.setName("TreePopup.scrollPane"); sp.setFocusable(false); sp.getVerticalScrollBar().se...
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public void show(Component parent) { Dimension parentSize = parent.getSize(); Insets insets = getInsets(); // reduce the width of the scrollpane by the insets so that the popup // is the same width as the combo box. parentSize.setSize(parentSize.width - (insets.right + insets.left), 10 * parentSize...
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protected void fireActionPerformed(ActionEvent event) { Object[] listeners = listenerList.getListenerList(); for(int i = listeners.length - 2; i >= 0; i -= 2) { if(listeners[i] == ActionListener.class) { ((ActionListener) listeners[i + 1]).actionPerformed(event); } } }
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private <T> void setCached(String prefix, String postfix, T data) { cache.put(prefix + '.' + postfix, data); }
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protected String getPropertyValue(String prefix, String postfix) { String ret = properties.getProperty(prefix + "." + postfix); if (ret != null) { // logger.debugFine("Found property: "+prefix + "." + // postfix+" for "+prefix); return ret; } int pos = prefix.length(); while (pos >...
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@SuppressWarnings("unchecked") public static <V extends NumberVector> NumberVector.Factory<V> guessFactory(SimpleTypeInformation<V> in) { NumberVector.Factory<V> factory = null; if(in instanceof VectorTypeInformation) { factory = (NumberVector.Factory<V>) ((VectorTypeInformation<V>) in).getFactory(); ...
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public void appendSimple(Object... data) { if(data.length != meta.size()) { throw new AbortException("Invalid number of attributes in 'append'."); } for(int i = 0; i < data.length; i++) { @SuppressWarnings("unchecked") final List<Object> col = (List<Object>) columns.get(i); col.add(d...
java
public static MultipleObjectsBundle fromStream(BundleStreamSource source) { MultipleObjectsBundle bundle = new MultipleObjectsBundle(); boolean stop = false; DBIDVar var = null; ArrayModifiableDBIDs ids = null; int size = 0; while(!stop) { BundleStreamSource.Event ev = source.nextEvent(); ...
java