Examples with NewickImporter dr.evolution.io.NewickImporter used on opensource projects

Example 21 with NewickImporter

use of dr.evolution.io.NewickImporter in project beast-mcmc by beast-dev.

the class CompleteHistorySimulatorTest method setUp.

public void setUp() throws Exception {
    super.setUp();
    MathUtils.setSeed(666);
    NewickImporter importer = new NewickImporter("(1:2.0,(2:1.0,3:1.0):1.0);");
    tree = importer.importTree(null);
    treeModel = new TreeModel("treeModel", tree);
}

Example 22 with NewickImporter

use of dr.evolution.io.NewickImporter in project beast-mcmc by beast-dev.

the class BetaTreeDiversityStatistic method main.

public static void main(String[] arg) throws IOException, Importer.ImportException {
    Tree tree = (new NewickImporter("((A:1,B:1):1,(C:1, D:1):1);")).importNextTree();
    BetaTreeDiversityStatistic statistic = (BetaTreeDiversityStatistic) BetaTreeDiversityStatistic.FACTORY.createStatistic();
    Taxa taxa = new Taxa();
    taxa.addTaxon(new Taxon("A"));
    taxa.addTaxon(new Taxon("C"));
    statistic.setTaxonList(taxa);
    System.out.println(statistic.getSummaryStatistic(tree)[0]);
}

Example 23 with NewickImporter

use of dr.evolution.io.NewickImporter in project beast-mcmc by beast-dev.

the class BirthDeathSerialSkylineModel method main.

public static void main(String[] args) throws IOException, Importer.ImportException {
    // test framework
    Variable<Double> times = new Variable.D(1, 10);
    Variable<Double> mu = new Variable.D(1, 10);
    for (int i = 0; i < mu.getSize(); i++) {
        times.setValue(i, (i + 1) * 2.0);
        mu.setValue(i, i + 1.0);
    }
    Variable<Double> lambda = new Variable.D(1, 10);
    Variable<Double> psi = new Variable.D(0.5, 1);
    Variable<Double> p = new Variable.D(0.5, 1);
    Variable<Double> origin = new Variable.D(0.5, 1);
    boolean relativeDeath = false;
    boolean sampledIndividualsRemainInfectious = false;
    boolean timesStartFromOrigin = false;
    BirthDeathSerialSkylineModel model = new BirthDeathSerialSkylineModel(times, lambda, mu, psi, p, origin, relativeDeath, sampledIndividualsRemainInfectious, timesStartFromOrigin, Type.SUBSTITUTIONS);
    NewickImporter importer = new NewickImporter("((A:6,B:5):4,(C:3,D:2):1);");
    Tree tree = importer.importNextTree();
    model.calculateTreeLogLikelihood(tree);
    for (int i = 0; i < times.getSize(); i += 1) {
        System.out.println("mu at time " + i + " is " + model.mu(i));
        System.out.println("p0 at time " + i + " is " + model.p0(0, i, i));
    }
}

Example 24 with NewickImporter

use of dr.evolution.io.NewickImporter in project beast-mcmc by beast-dev.

the class NewickParser method parseXMLObject.

public Object parseXMLObject(XMLObject xo) throws XMLParseException {
    final Units.Type units = XMLUnits.Utils.getUnitsAttr(xo);
    //        boolean usingDates = xo.getAttribute(USING_DATES, true);
    boolean usingDates = true;
    if (xo.hasAttribute(USING_DATES)) {
        usingDates = xo.getAttribute(USING_DATES, true);
    }
    boolean usingHeights = false;
    if (xo.hasAttribute(USING_HEIGHTS)) {
        usingHeights = xo.getAttribute(USING_HEIGHTS, true);
    }
    if (usingDates && usingHeights) {
        throw new XMLParseException("Unable to use both dates and node heights. Specify value of usingDates attribute.");
    }
    //		else if (!usingDates && !usingHeights) {
    //			System.out.println("Tree is assumed to be ultrametric");
    //		}
    StringBuffer buffer = new StringBuffer();
    for (int i = 0; i < xo.getChildCount(); i++) {
        if (xo.getChild(i) instanceof String) {
            buffer.append((String) xo.getChild(i));
        } else {
            throw new XMLParseException("illegal element in newick element");
        }
    }
    java.io.Reader reader = new java.io.StringReader(buffer.toString());
    NewickImporter importer = new NewickImporter(reader);
    FlexibleTree tree;
    try {
        tree = (FlexibleTree) importer.importTree(null);
    } catch (IOException ioe) {
        throw new XMLParseException("error parsing tree in newick element");
    } catch (NewickImporter.BranchMissingException bme) {
        throw new XMLParseException("branch missing in tree in newick element");
    } catch (Importer.ImportException ime) {
        throw new XMLParseException("error parsing tree in newick element - " + ime.getMessage());
    }
    if (tree == null) {
        throw new XMLParseException("Failed to read tree");
    }
    tree.setUnits(units);
    for (int i = 0; i < tree.getTaxonCount(); i++) {
        FlexibleNode node = (FlexibleNode) tree.getExternalNode(i);
        String id = node.getTaxon().getId();
        Taxon taxon = null;
        XMLObject obj = getStore().get(id);
        if (obj != null && obj.getNativeObject() instanceof Taxon) {
            taxon = (Taxon) obj.getNativeObject();
        }
        if (taxon != null) {
            node.setTaxon(taxon);
        } else {
            throw new XMLParseException("unknown taxon, " + id + ", in newick tree");
        }
    }
    if (usingDates) {
        for (int i = 0; i < tree.getTaxonCount(); i++) {
            NodeRef node = tree.getExternalNode(i);
            dr.evolution.util.Date date = (dr.evolution.util.Date) tree.getTaxonAttribute(i, dr.evolution.util.Date.DATE);
            if (date == null) {
                date = (dr.evolution.util.Date) tree.getNodeAttribute(tree.getExternalNode(i), dr.evolution.util.Date.DATE);
            }
            double height = 0.0;
            double nodeHeight = tree.getNodeHeight(node);
            if (date != null) {
                height = Taxon.getHeightFromDate(date);
            }
            if (Math.abs(nodeHeight - height) > 1e-5) {
                System.out.println("  Changing height of node " + tree.getTaxon(node.getNumber()) + " from " + nodeHeight + " to " + height);
                tree.setNodeHeight(node, height);
            }
        }
        for (int i = 0; i < tree.getInternalNodeCount(); i++) {
            dr.evolution.util.Date date = (dr.evolution.util.Date) tree.getNodeAttribute(tree.getInternalNode(i), dr.evolution.util.Date.DATE);
            if (date != null) {
                double height = Taxon.getHeightFromDate(date);
                tree.setNodeHeight(tree.getInternalNode(i), height);
            }
        }
        // END: i loop
        MutableTree.Utils.correctHeightsForTips(tree);
    } else if (!usingDates && !usingHeights) {
        System.out.println("Tree is assumed to be ultrametric");
        // not using dates or heights
        for (int i = 0; i < tree.getTaxonCount(); i++) {
            final NodeRef leaf = tree.getExternalNode(i);
            final double h = tree.getNodeHeight(leaf);
            if (h != 0.0) {
                double zero = 0.0;
                System.out.println("  Changing height of leaf node " + tree.getTaxon(leaf.getNumber()) + " from " + h + " to " + zero);
                tree.setNodeHeight(leaf, zero);
            }
        }
    // END: i loop
    } else {
        System.out.println("Using node heights.");
    }
    if (xo.hasAttribute(RESCALE_HEIGHT)) {
        double rescaleHeight = xo.getDoubleAttribute(RESCALE_HEIGHT);
        double scale = rescaleHeight / tree.getNodeHeight(tree.getRoot());
        for (int i = 0; i < tree.getInternalNodeCount(); i++) {
            NodeRef n = tree.getInternalNode(i);
            tree.setNodeHeight(n, tree.getNodeHeight(n) * scale);
        }
    }
    if (xo.hasAttribute(RESCALE_LENGTH)) {
        double rescaleLength = xo.getDoubleAttribute(RESCALE_LENGTH);
        double scale = rescaleLength / TreeUtils.getTreeLength(tree, tree.getRoot());
        for (int i = 0; i < tree.getInternalNodeCount(); i++) {
            NodeRef n = tree.getInternalNode(i);
            tree.setNodeHeight(n, tree.getNodeHeight(n) * scale);
        }
    }
    //System.out.println("Constructed newick tree = " + Tree.Utils.uniqueNewick(tree, tree.getRoot()));
    return tree;
}

Example 25 with NewickImporter

use of dr.evolution.io.NewickImporter in project beast-mcmc by beast-dev.

the class DataModelImporter method importFromTreeFile.

public Map importFromTreeFile(String fileName, Map dataModel) throws IOException, Importer.ImportException {
    Tree tree = null;
    try {
        Reader reader = new FileReader(fileName);
        BufferedReader bufferedReader = new BufferedReader(reader);
        String line = bufferedReader.readLine();
        while (line != null && line.length() == 0) {
            line = bufferedReader.readLine();
        }
        reader = new FileReader(fileName);
        if ((line != null && line.toUpperCase().contains("#NEXUS"))) {
            // is a NEXUS file
            NexusImporter importer = new NexusImporter(reader);
            tree = importer.importNextTree();
        } else {
            NewickImporter importer = new NewickImporter(reader);
            tree = importer.importNextTree();
        }
        bufferedReader.close();
    } catch (IOException e) {
        throw new IOException(e.getMessage());
    }
    if (tree != null) {
        dataModel.put("tree", TreeUtils.newick(tree));
    }
    return dataModel;
}