Пример #1
0
 public static double max(Vector column) {
   double max = -Double.MAX_VALUE;
   for (VectorEntry vectorEntry : column) {
     max = Math.max(max, vectorEntry.getValue());
   }
   return max;
 }
Пример #2
0
 public static double min(Vector column) {
   double min = Double.MAX_VALUE;
   for (VectorEntry vectorEntry : column) {
     min = Math.min(min, vectorEntry.getValue());
   }
   return min;
 }
  public Set<IndexedTermSimilarityRelation> relationsTo(final IndexedTerm target) {
    final int targetIndex = target.getIndex();

    final LinkedHashSet<IndexedTermSimilarityRelation> result =
        new LinkedHashSet<IndexedTermSimilarityRelation>();

    // Walk the columns of the matrix to get the relation.
    for (VectorEntry entry : this.similarities.getColumn(targetIndex)) {
      final double similarity = entry.getValue();

      if (similarity != 0.0) {
        final IndexedTerm source = this.termIndex.getIndexedTerm(entry.getIndex());
        result.add(new IndexedTermSimilarityRelation(source, target, similarity));
      }
      // else - We ignore zero similarities.
    }
    return result;
  }