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Java LMDirichletSimilarity类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.lucene.search.similarities.LMDirichletSimilarity的典型用法代码示例。如果您正苦于以下问题:Java LMDirichletSimilarity类的具体用法?Java LMDirichletSimilarity怎么用?Java LMDirichletSimilarity使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



LMDirichletSimilarity类属于org.apache.lucene.search.similarities包,在下文中一共展示了LMDirichletSimilarity类的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: iniciar

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
@PostConstruct
public void iniciar() throws IOException {
    this.tipoBusqueda = "1";
    this.cadenaBusqueda = "";
    acad = new OntologiaAcademica();
    acadAutor = new OntologiaAcademica();
    /*       ModeloBean ont = (ModeloBean) FacesContext.getCurrentInstance().getExternalContext().getApplicationMap().get("modeloBean");
     if(ont==null){
     ont=new ModeloBean();
     }
     ont.reset();
    
     acad.setModel(ont.getModelOnt());
     acadAutor.setModel(ont.getModelOnt());
     searcher = ont.getSearcher();*/
    contenido = "1";

    ServletContext servContx = (ServletContext) FacesContext.getCurrentInstance().getExternalContext().getContext();
    String ruta = (String) servContx.getRealPath("/");
    Ontologia ont = new Ontologia();
    acad.setModel(ont.iniciar(ruta));
    acadAutor.setModel(acad.getModel());
    dir = FSDirectory.open(new File(ruta + "resources/Indice"));
    searcher = new IndexSearcher(IndexReader.open(dir));
    searcher.setSimilarity(new LMDirichletSimilarity((float) 1));
}
 
开发者ID:jimaguere,项目名称:Maskana-Gestor-de-Conocimiento,代码行数:27,代码来源:Buscador.java


示例2: setupIndex

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
@Before
public void setupIndex() throws IOException {
    dirUnderTest = newDirectory();
    List<Similarity> sims = Arrays.asList(
            new ClassicSimilarity(),
            new SweetSpotSimilarity(), // extends Classic
            new BM25Similarity(),
            new LMDirichletSimilarity(),
            new BooleanSimilarity(),
            new LMJelinekMercerSimilarity(0.2F),
            new AxiomaticF3LOG(0.5F, 10),
            new DFISimilarity(new IndependenceChiSquared()),
            new DFRSimilarity(new BasicModelBE(), new AfterEffectB(), new NormalizationH1()),
            new IBSimilarity(new DistributionLL(), new LambdaDF(), new NormalizationH3())
        );
    similarity = sims.get(random().nextInt(sims.size()));

    indexWriterUnderTest = new RandomIndexWriter(random(), dirUnderTest, newIndexWriterConfig().setSimilarity(similarity));
    for (int i = 0; i < docs.length; i++) {
        Document doc = new Document();
        doc.add(newStringField("id", "" + i, Field.Store.YES));
        doc.add(newField("field", docs[i], Store.YES));
        indexWriterUnderTest.addDocument(doc);
    }
    indexWriterUnderTest.commit();
    indexWriterUnderTest.forceMerge(1);
    indexWriterUnderTest.flush();


    indexReaderUnderTest = indexWriterUnderTest.getReader();
    searcherUnderTest = newSearcher(indexReaderUnderTest);
    searcherUnderTest.setSimilarity(similarity);
}
 
开发者ID:o19s,项目名称:elasticsearch-learning-to-rank,代码行数:34,代码来源:LtrQueryTests.java


示例3: getSimilarity

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
@Override
public Similarity getSimilarity() {
  LMDirichletSimilarity sim = (mu != null) ? new LMDirichletSimilarity(mu)
                                           : new LMDirichletSimilarity();
  sim.setDiscountOverlaps(discountOverlaps);
  return sim;
}
 
开发者ID:europeana,项目名称:search,代码行数:8,代码来源:LMDirichletSimilarityFactory.java


示例4: testParameters

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
/** dirichlet with parameters */
public void testParameters() throws Exception {
  Similarity sim = getSimilarity("text_params");
  assertEquals(LMDirichletSimilarity.class, sim.getClass());
  LMDirichletSimilarity lm = (LMDirichletSimilarity) sim;
  assertEquals(1000f, lm.getMu(), 0.01f);
}
 
开发者ID:europeana,项目名称:search,代码行数:8,代码来源:TestLMDirichletSimilarityFactory.java


示例5: SpokendocBaseline

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
/**
 *  
 * @param propatiesPath 設定ファイル.propertiesのパス
 * @throws IOException
 */
public SpokendocBaseline(String propatiesPath) throws IOException {
	Properties conf = new Properties();
	FileInputStream fis = new FileInputStream(new File(propatiesPath));
	conf.load(fis);
	this.analyzer = new WhitespaceAnalyzer(Version.LUCENE_46);
	this.task = conf.getProperty("task");
	this.freqfilePath = conf.getProperty("freqfile");
	this.tokenizerPath = conf.getProperty("tokenizer");
	this.resultPath = conf.getProperty("result");
	this.normalization = new Boolean(conf.getProperty("normalization"));
	//メモリにインデックス保存する。テスト用
	//this.directory = new RAMDirectory();
	//MMapDirectory: 読み込みはメモリ、書き出しはファイルシステムらしい
	String indexPath = conf.getProperty("index");
	this.indexDirectory = MMapDirectory.open(new File(indexPath));

	String selectedSimilarity = conf.getProperty("similarity");
	if (selectedSimilarity.equals("LMDirichlet")) {
		float mu = Float.valueOf(conf.getProperty("mu"));
	    this.similarity = new LMDirichletSimilarity(mu);
	}
	else if (selectedSimilarity.equals("BM25")) {
		float k1 = Float.valueOf(conf.getProperty("k1"));
		float b = Float.valueOf(conf.getProperty("b"));
	    this.similarity = new BM25Similarity(k1, b);
	}
	else {
	    this.similarity = new DefaultSimilarity();	
	}
	fis.close();
}
 
开发者ID:Kesin11,项目名称:Spokendoc-Baseline,代码行数:37,代码来源:SpokendocBaseline.java


示例6: reset

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
@PostConstruct
public void reset() throws IOException{
    ServletContext servContx = (ServletContext) FacesContext.getCurrentInstance().getExternalContext().getContext();
    ruta = (String) servContx.getRealPath("/");
    Ontologia ont=new Ontologia();
    modelOnt=ont.iniciar(ruta);
    prefijo="http://www.owl-ontologies.com/TesisGrado.owl#";
    dir = FSDirectory.open(new File(ruta+"resources/Indice"));
    searcher= new IndexSearcher(IndexReader.open(dir));
    searcher.setSimilarity(new LMDirichletSimilarity((float)1)); 
}
 
开发者ID:jimaguere,项目名称:Maskana-Gestor-de-Conocimiento,代码行数:12,代码来源:ModeloBean.java


示例7: LMDirichletSimilarityProvider

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
public LMDirichletSimilarityProvider(String name, Settings settings, Settings indexSettings) {
    super(name);
    float mu = settings.getAsFloat("mu", 2000f);
    this.similarity = new LMDirichletSimilarity(mu);
}
 
开发者ID:justor,项目名称:elasticsearch_my,代码行数:6,代码来源:LMDirichletSimilarityProvider.java


示例8: LMDirichletSimilarityProvider

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
@Inject
public LMDirichletSimilarityProvider(@Assisted String name, @Assisted Settings settings) {
    super(name);
    float mu = settings.getAsFloat("mu", 2000f);
    this.similarity = new LMDirichletSimilarity(mu);
}
 
开发者ID:baidu,项目名称:Elasticsearch,代码行数:7,代码来源:LMDirichletSimilarityProvider.java


示例9: test

import org.apache.lucene.search.similarities.LMDirichletSimilarity; //导入依赖的package包/类
/** dirichlet with default parameters */
public void test() throws Exception {
  assertEquals(LMDirichletSimilarity.class, getSimilarity("text").getClass());
}
 
开发者ID:europeana,项目名称:search,代码行数:5,代码来源:TestLMDirichletSimilarityFactory.java



注:本文中的org.apache.lucene.search.similarities.LMDirichletSimilarity类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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