private double avgIsolatedSize(Partition p) {
double sum = 0;
for (int i = 1; i < p.getComponents().length; i++) {
sum += p.getComponents()[i].length;
}
return sum / p.getComponents().length;
}
@Override
public void computeData(Graph g, Network n, HashMap<String, Metric> m) {
this.runtime = new Timer();
int[] excludeFirst = this.getExcludeFirst(g.getNodes().length);
this.isolatedComponentSizeAvg = new double[excludeFirst.length];
this.isolatedComponentSizeMax = new double[excludeFirst.length];
this.isolatedComponentSizeMed = new double[excludeFirst.length];
this.isolatedComponentSizeMin = new double[excludeFirst.length];
this.numberOfIsolatedComponents = new double[excludeFirst.length];
this.largestComponentSize = new double[excludeFirst.length];
this.largestComponentSizeFraction = new double[excludeFirst.length];
this.criticalPoint = 1.0;
Random rand = new Random();
Node[] sorted = this.sorter.sort(g, rand);
for (int i = 0; i < excludeFirst.length; i++) {
boolean[] exclude = this.getExclude(sorted, excludeFirst[i]);
Partition p = this.partition(g, sorted, exclude);
this.numberOfIsolatedComponents[i] = p.getComponents().length - 1;
this.largestComponentSize[i] = p.getLargestComponent().length;
this.largestComponentSizeFraction[i] =
(double) p.getLargestComponent().length / (double) g.getNodes().length;
if (this.numberOfIsolatedComponents[i] == 0) {
this.isolatedComponentSizeAvg[i] = 0;
this.isolatedComponentSizeMax[i] = 0;
this.isolatedComponentSizeMed[i] = 0;
this.isolatedComponentSizeMin[i] = 0;
} else {
this.isolatedComponentSizeAvg[i] = this.avgIsolatedSize(p);
this.isolatedComponentSizeMax[i] = p.getComponents()[p.getComponents().length - 2].length;
this.isolatedComponentSizeMed[i] =
p.getComponents()[(int) Math.floor(p.getComponents().length / 2)].length;
this.isolatedComponentSizeMin[i] = p.getComponents()[p.getComponents().length - 1].length;
}
if (this.largestComponentSize[i] < 0.5 * (g.getNodes().length - excludeFirst[i])
&& (double) excludeFirst[i] / (double) g.getNodes().length < this.criticalPoint) {
this.criticalPoint = (double) excludeFirst[i] / (double) g.getNodes().length;
}
}
this.runtime.end();
}
@Override
public void computeData(Graph g, Network n, HashMap<String, Metric> m) {
Partition p = this.getPartition(g);
this.largestComponent = p.getComponents()[0].length;
this.largestComponentFraction = this.largestComponent / (double) g.getNodes().length;
this.components = new double[p.getComponents().length];
this.componentsFraction = new double[p.getComponents().length];
for (int i = 0; i < p.getComponents().length; i++) {
this.components[i] = p.getComponents()[i].length;
this.componentsFraction[i] = this.components[i] / (double) g.getNodes().length;
}
}
