Package opennlp.tools.coref.mention

Examples of opennlp.tools.coref.mention.Parse

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   * @return the index for the head word for the specified mention.
   */
  protected int getHeadIndex(MentionContext mention) {
    Parse[] mtokens = (Parse[]) mention.getTokenParses();
    for (int ti=mtokens.length-1;ti>=0;ti--) {
      Parse tok = mtokens[ti];
      if (!tok.getSyntacticType().equals("POS") && !tok.getSyntacticType().equals(",") &&
          !tok.getSyntacticType().equals(".")) {
        return(ti);
      }
    }
    return(mtokens.length-1);
  }
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  protected List getNonReferentialFeatures(MentionContext mention) {
    List features = new ArrayList();
    Parse[] mtokens = mention.getTokenParses();
    //System.err.println("getNonReferentialFeatures: mention has "+mtokens.length+" tokens");
    for (int ti = 0; ti <= mention.getHeadTokenIndex(); ti++) {
      Parse tok = mtokens[ti];
      List wfs = MaxentResolver.getWordFeatures(tok);
      for (int wfi = 0; wfi < wfs.size(); wfi++) {
        features.add("nr" + (String) wfs.get(wfi));
      }
    }
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    super(mention);
    init(headFinder);
  }

  private void init(HeadFinder headFinder) {
    Parse head = headFinder.getLastHead(parse);
    List<Parse> tokenList = head.getTokens();
    headTokenIndex = headFinder.getHeadIndex(head);
    Parse headToken = headFinder.getHeadToken(head);
    tokens = tokenList.toArray(new Parse[tokenList.size()]);
    this.headTokenTag = headToken.getSyntacticType();
    this.headTokenText = headToken.toString();
    if (headTokenTag.startsWith("NN") && !headTokenTag.startsWith("NNP")) {
      this.synsets = getSynsetSet(this);
    }
    else {
      this.synsets = Collections.emptySet();
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   * @return the index for the head word for the specified mention.
   */
  protected int getHeadIndex(MentionContext mention) {
    Parse[] mtokens = mention.getTokenParses();
    for (int ti=mtokens.length-1;ti>=0;ti--) {
      Parse tok = mtokens[ti];
      if (!tok.getSyntacticType().equals("POS") && !tok.getSyntacticType().equals(",") &&
          !tok.getSyntacticType().equals(".")) {
        return ti;
      }
    }
    return mtokens.length-1;
  }
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  }

  public static Set<String> constructModifierSet(Parse[] tokens, int headIndex) {
    Set<String> modSet = new HashSet<String>();
    for (int ti = 0; ti < headIndex; ti++) {
      Parse tok = tokens[ti];
      modSet.add(tok.toString().toLowerCase());
    }
    return (modSet);
  }
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  public static String excludedDeterminerMentionString(MentionContext ec) {
    StringBuilder sb = new StringBuilder();
    boolean first = true;
    Parse[] mtokens = ec.getTokenParses();
    for (int ti = 0, tl = mtokens.length; ti < tl; ti++) {
      Parse token = mtokens[ti];
      String tag = token.getSyntacticType();
      if (!tag.equals("DT")) {
        if (!first) {
          sb.append(" ");
        }
        sb.append(token.toString());
        first = false;
      }
    }
    return sb.toString();
  }
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    super(mention);
    init(headFinder);
  }

  private void init(HeadFinder headFinder) {
    Parse head = headFinder.getLastHead(parse);
    List<Parse> tokenList = head.getTokens();
    headTokenIndex = headFinder.getHeadIndex(head);
    Parse headToken = headFinder.getHeadToken(head);
    tokens = tokenList.toArray(new Parse[tokenList.size()]);
    this.headTokenTag = headToken.getSyntacticType();
    this.headTokenText = headToken.toString();
    if (headTokenTag.startsWith("NN") && !headTokenTag.startsWith("NNP")) {
      this.synsets = getSynsetSet(this);
    }
    else {
      this.synsets = Collections.emptySet();
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Related Classes of opennlp.tools.coref.mention.Parse

  • opennlp.tools.coref.AbstractLinker
  • opennlp.tools.coref.resolver.AbstractResolver
  • opennlp.tools.coref.resolver.DefaultNonReferentialResolver
  • opennlp.tools.coref.resolver.MaxentResolver
  • opennlp.tools.coref.resolver.ResolverUtils
  • opennlp.tools.coref.sim.Context
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