Package org.neo4j.gds.similarity

Class SimilaritiesFunc

  • public class SimilaritiesFunc
extends java.lang.Object

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.util.function.Predicate<java.lang.Number> IS_NULL  
      static java.util.Comparator<java.lang.Number> NUMBER_COMPARATOR  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      org.neo4j.gds.impl.similarity.SimilarityVectorAggregator asVector()  
      double cosineSimilarity​(java.util.List<java.lang.Number> vector1, java.util.List<java.lang.Number> vector2)  
      double euclideanDistance​(java.util.List<java.lang.Number> vector1, java.util.List<java.lang.Number> vector2)  
      double euclideanSimilarity​(java.util.List<java.lang.Number> vector1, java.util.List<java.lang.Number> vector2)  
      double jaccardSimilarity​(java.util.List<java.lang.Number> vector1, java.util.List<java.lang.Number> vector2)  
      double overlapSimilarity​(java.util.List<java.lang.Number> vector1, java.util.List<java.lang.Number> vector2)  
      double pearsonSimilarity​(java.lang.Object rawVector1, java.lang.Object rawVector2, java.util.Map<java.lang.String,​java.lang.Object> config)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • IS_NULL

        public static final java.util.function.Predicate<java.lang.Number> IS_NULL

      • NUMBER_COMPARATOR

        public static final java.util.Comparator<java.lang.Number> NUMBER_COMPARATOR

    • Constructor Detail

      • SimilaritiesFunc

        public SimilaritiesFunc()

    • Method Detail

      • jaccardSimilarity

        public double jaccardSimilarity​(java.util.List<java.lang.Number> vector1,
                                java.util.List<java.lang.Number> vector2)

      • cosineSimilarity

        public double cosineSimilarity​(java.util.List<java.lang.Number> vector1,
                               java.util.List<java.lang.Number> vector2)

      • asVector

        public org.neo4j.gds.impl.similarity.SimilarityVectorAggregator asVector()

      • pearsonSimilarity

        public double pearsonSimilarity​(java.lang.Object rawVector1,
                                java.lang.Object rawVector2,
                                java.util.Map<java.lang.String,​java.lang.Object> config)

      • euclideanDistance

        public double euclideanDistance​(java.util.List<java.lang.Number> vector1,
                                java.util.List<java.lang.Number> vector2)

      • euclideanSimilarity

        public double euclideanSimilarity​(java.util.List<java.lang.Number> vector1,
                                  java.util.List<java.lang.Number> vector2)

      • overlapSimilarity

        public double overlapSimilarity​(java.util.List<java.lang.Number> vector1,
                                java.util.List<java.lang.Number> vector2)