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hub / github.com/EdwardRaff/JSAT / orderedSeedsUpdate

Method orderedSeedsUpdate

JSAT/src/jsat/clustering/OPTICS.java:659–685  ·  view source on GitHub ↗
(List<? extends VecPaired<VecPaired<Vec, Integer>, Double>> neighbors, int centerObjectIndex)

Source from the content-addressed store, hash-verified

657 }
658
659 private void orderedSeedsUpdate(List<? extends VecPaired<VecPaired<Vec, Integer>, Double>> neighbors, int centerObjectIndex)
660 {
661 double c_dist = core_distance[centerObjectIndex];
662 for(int i = 1; i < neighbors.size(); i++)//'0' index is a self reference, skip it
663 {
664 VecPaired<VecPaired<Vec, Integer>, Double> neighbor = neighbors.get(i);
665 int objIndex = neighbor.getVector().getPair();
666 if(processed[objIndex])
667 continue;
668 double new_r_dist = Math.max(c_dist, neighbor.getPair());
669 if(Double.isInfinite(reach_d[objIndex]))
670 {
671 reach_d[objIndex] = new_r_dist;
672// r_dists[objIndex] = new_r_dist;
673 orderdSeeds.add(objIndex);
674 }
675 else if(new_r_dist < reach_d[objIndex])// Object already in OrderSeeds, but we can do better
676 {
677 reach_d[objIndex] = new_r_dist;
678// r_dists[objIndex] = new_r_dist;
679 orderdSeeds.remove(objIndex);
680 orderdSeeds.add(objIndex);
681 }
682
683 }
684
685 }
686 @SuppressWarnings("unused")
687 private void extractClusteringDBSCAN(List<Integer> orderedFile, double e, int[] designations)
688 {

Callers 1

expandClusterOrderMethod · 0.95

Calls 7

sizeMethod · 0.65
getMethod · 0.45
getPairMethod · 0.45
getVectorMethod · 0.45
maxMethod · 0.45
addMethod · 0.45
removeMethod · 0.45

Tested by

no test coverage detected