src/main/java/jp/sourceforge/stigmata/birthmarks/comparators/CosineSimilarityBirthmarkComparatorService.java

   1 package jp.sourceforge.stigmata.birthmarks.comparators;
   2
   3 import jp.sourceforge.stigmata.BirthmarkComparator;
   4 import jp.sourceforge.stigmata.spi.BirthmarkService;
   5
   6 /**
   7  * SPI of {@link BirthmarkComparator <code>BirthmarkComparator</code>}.
   8  * Comparing birthmarks by cosine similarity algorithm.
   9  *
  10  * @author Haruaki TAMADA
  11  */
  12 public class CosineSimilarityBirthmarkComparatorService extends AbstractBirthmarkComparatorService{
  13     /**
  14      * returns a type of the birthmark this service provides.
  15      */
  16     @Override
  17     public String getType(){
  18         return "cosine";
  19     }
  20
  21     @Override
  22     public String getComparatorClassName(){
  23         return CosineSimilarityBirthmarkComparator.class.getName();
  24     }
  25
  26     /**
  27      * returns a extractor for the birthmark of this service.
  28      */
  29     @Override
  30     public BirthmarkComparator getComparator(BirthmarkService service){
  31         return new CosineSimilarityBirthmarkComparator(service);
  32     }
  33 }
  34