return stats;
}
+ public final static void collapseSubtreeStructure( final PhylogenyNode n ) {
+ final List<PhylogenyNode> eds = n.getAllExternalDescendants();
+ final List<Double> d = new ArrayList<Double>();
+ for( final PhylogenyNode ed : eds ) {
+ d.add( calculateDistanceToAncestor( n, ed ) );
+ }
+ for( int i = 0; i < eds.size(); ++i ) {
+ n.setChildNode( i, eds.get( i ) );
+ eds.get( i ).setDistanceToParent( d.get( i ) );
+ }
+ }
+
public static int countNumberOfOneDescendantNodes( final Phylogeny phy ) {
int count = 0;
for( final PhylogenyNodeIterator iter = phy.iteratorPreorder(); iter.hasNext(); ) {
return PhylogenyDataUtil.BRANCH_LENGTH_DEFAULT;
}
+ static double calculateDistanceToAncestor( final PhylogenyNode anc, PhylogenyNode desc ) {
+ double d = 0;
+ boolean all_default = true;
+ while ( anc != desc ) {
+ if ( desc.getDistanceToParent() != PhylogenyDataUtil.BRANCH_LENGTH_DEFAULT ) {
+ d += desc.getDistanceToParent();
+ if ( all_default ) {
+ all_default = false;
+ }
+ }
+ desc = desc.getParent();
+ }
+ if ( all_default ) {
+ return PhylogenyDataUtil.BRANCH_LENGTH_DEFAULT;
+ }
+ return d;
+ }
+
/**
* Deep copies the phylogeny originating from this node.
*/