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

   1 package jp.sourceforge.stigmata.birthmarks.comparators;
   2
   3 /*
   4  * $Id$
   5  */
   6
   7 import jp.sourceforge.stigmata.BirthmarkComparator;
   8 import jp.sourceforge.stigmata.spi.BirthmarkSpi;
   9
  10 /**
  11  * SPI of {@link BirthmarkComparator <code>BirthmarkComparator</code>}.
  12  * Comparing birthmarks by cosine similarity algorithm.
  13  *
  14  * @author Haruaki TAMADA
  15  * @version $Revision$
  16  */
  17 public class CosineSimilarityBirthmarkComparatorService extends AbstractBirthmarkComparatorService{
  18     /**
  19      * returns a type of the birthmark this service provides.
  20      */
  21     @Override
  22     public String getType(){
  23         return "cosine";
  24     }
  25
  26     @Override
  27     public String getComparatorClassName(){
  28         return CosineSimilarityBirthmarkComparator.class.getName();
  29     }
  30
  31     /**
  32      * returns a extractor for the birthmark of this service.
  33      */
  34     @Override
  35     public BirthmarkComparator getComparator(BirthmarkSpi service){
  36         return new CosineSimilarityBirthmarkComparator(service);
  37     }
  38 }
  39